SciShow Space

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  • : 2014
  • : 878
  • : 1
  • YouTube
  • 12
  • Documentary

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2018
2018x1
How the US Launched Its First Satellite
Episode overview
02, 2018
60 years ago, in January 1958, the United States launched its first satellite, Explorer 1.
2018x2
A New, Bubbly Origin Story for the Solar System
Episode overview
05, 2018
We might be closer to figuring out how our solar system was born and NASA has two finalists for its next New Frontiers mission.
2018x3
Fighting the Loneliness of Space Travel
Episode overview
09, 2018
Long months or years spent in space can be isolating, making astronauts susceptible to boredom and depression. Here's a look at some long-term studies we've done here on Earth to figure .. show full overview
2018x4
Fast Radio Bursts: Mystery Solved?
Episode overview
12, 2018
Our favorite fast radio burst, FRB 121102, brings us one step closer to understanding its source, and astronomers have a new theoretical upper limit for star masses.
2018x5
Could Naked Singularities Exist?
Episode overview
16, 2018
A naked singularity is something that should be a black hole, but it’s neither black nor a hole. If they exist, they’ll rewrite physics as we know it.
2018x6
There's Clean (Frozen) Water on Mars!
Episode overview
19, 2018
According to two new papers, Mars may have gigantic drinkable glaciers and we might have found the reason that galaxies glow.
2018x7
3 Times We Thought We Found Aliens
Episode overview
23, 2018
Earthlings have been searching for alien life for centuries, and more than a few times we were confident that we'd found evidence, but to err is human after all.
2018x8
We're Turning Pulsars into Galactic GPS!
Episode overview
26, 2018
Scientists have thought for awhile that pulsars could be used as a sort of galactic positioning system, and astronomers have published the most advanced topographical map of Titan to date!
2018x9
How Many Galaxies Are There?
Episode overview
30, 2018
We've been trying to count the galaxies in the universe since the mid '90s, but our estimates change as our tools improve. So what does our current estimate really mean?
2018x10
Earth Has a New, Orbiting Disco Ball!
Episode overview
02, 2018
Earth has some new orbiters, and while one of them is vexing many scientists, another will help us learn more about our atmosphere.
2018x11
A New Way to Move Tiny Spacecraft | Electrospray Propulsion
Episode overview
06, 2018
Big, fiery rocket launches are just too powerful for something like a toaster-sized CubeSat once it’s in space. Electrospray propulsion is a promising new way to move these little satellites.
2018x12
How SpaceX Launched the World's Most Powerful Rocket
Episode overview
09, 2018
We've found the first evidence of planets outside of the Milky Way, and SpaceX has finally launched the Falcon Heavy rocket into space!
2018x13
Could We Give Mars a Magnetic Field?
Episode overview
13, 2018
One way to help us live on Mars would be to terraform the planet. Some scientists think we might be able to do that by giving it a new magnetic field!
2018x14
How a Frozen Earth Gave the Moon Its Shape
Episode overview
16, 2018
It might look like a perfect circle, but the Moon is actually wider than it is tall. Now, new calculations indicate that the Moon’s shape is a remnant of a time when Earth might’ve been covered in a single, global ice sheet.
2018x15
How Do We Know the Age of the Universe?
Episode overview
20, 2018
What kinds of tools do astronomers use to calculate the age of the universe, and how can they determine the speed of its expansion?
2018x16
How We Solved the Mystery of Pulsating Auroras
Episode overview
23, 2018
Astronomers have finally observed what causes pulsating auroras, and our estimates of the mass of the Andromeda Galaxy have shrunk.
2018x17
How the First Stars Transformed the Universe
Episode overview
27, 2018
The first stars turned all the neutral hydrogen in the universe back into ions, created a bunch of new elements, and just generally made a mess. But without them, you wouldn’t be here.
2018x18
It's Official: Life Could Survive on Enceladus
Episode overview
02, 2018
Enceladus’ environment could totally be habitable for at least one real-world microbe and we just found the oldest supernova.
2018x19
Why Mars Rovers Don't Study Water
Episode overview
06, 2018
Rovers like Curiosity search for life on Mars using rock and soil samples, but why don't they examine liquid or frozen water?
2018x20
New Jupiter Discoveries from the Juno Mission!
Episode overview
09, 2018
The Juno spacecraft has been making close flybys of Jupiter and its measurements have revealed some new things about Jupiter’s interior. And astronomers were surprised after putting .. show full overview
2018x21
What Happens to Your Body If You Die on Mars?
Episode overview
13, 2018
It's not the happiest subject, but when someone dies in space, or on another planet, what will happen to the body?
2018x22
We Found Superconductors in Meteorites!
Episode overview
16, 2018
We've found the first confirmed superconductors in meteorites, and our simulated atmosphere game is really heating up!
2018x23
Thrusters That Eat Teflon! | Pulsed Plasma Thrusters
Episode overview
20, 2018
Pulsed plasma thrusters use the same stuff that’s on your frying pan to make spacecraft zoom around the universe. And they’ve been doing it since the 1960s.
2018x24
Celebrating Stephen Hawking's Most Famous Discoveries
Episode overview
23, 2018
Last week we lost legendary scientist Stephen Hawking. To honor of one of the greatest legacies in cosmology, we wanted to celebrate and unpack some of his most famous findings.
2018x25
Space Guns Don't Work (But We Built One Anyway)
Episode overview
27, 2018
Before we had rockets like the Falcon 9, we had other ideas of how we might shoot for the moon: space guns!
2018x26
We Just Found a Galaxy with Almost No Dark Matter
Episode overview
30, 2018
Scientists have found a galaxy with almost no dark matter and we have finally solved the Leading Arm mystery!
2018x27
Neutron Stars Just Keep Getting Weirder
Episode overview
03, 2018
Neutron stars are some of the strangest things in the universe, but are they the source of the mysterious Fast Radio Bursts? Or is it aliens? Spoilers: probably not aliens.
2018x28
Meet Icarus: The Farthest Star We've Ever Seen
Episode overview
06, 2018
We’ve seen a distant star from another galaxy far, far away, and the Milky Way is growing, thanks to baby stars born in the outer edge of our galaxy’s disk.
2018x29
3 Unique Rovers for Extreme Worlds
Episode overview
10, 2018
Specialized rovers provide all kinds of creative solutions to the problem of navigating new terrain, and future missions might just carry some weird bots like these.
2018x30
There Are Planet-Sized Tornadoes on the Sun?!
Episode overview
13, 2018
Solar tornadoes are not tornadoes, and scientists are studying a black hole with a telescope bigger than the earth!
2018x31
What We Learned by Putting Cars on the Moon
Episode overview
17, 2018
To expand their range on visits to the moon, astronauts needed a way to travel faster, go farther, and carry more than walking provided. Thankfully, they had the Lunar Roving Vehicle.
2018x32
NASA Just Launched a New Planet-Hunting Telescope!
Episode overview
20, 2018
From launching a new satellite, to finding diamonds from a lost world, researchers have been hard at work transforming how we think about our planet, the solar system, and the rest of the universe.
2018x33
What's It Like at the Edge of the Solar System?
Episode overview
24, 2018
Where does our solar system end, and interstellar space begin, and what is it like there? Satellites and probes like IBEX and Voyager 1 & 2 help us get a better look at our special corner of the galaxy.
2018x34
A New Origin Story for Mars' Moons
Episode overview
27, 2018
New research is changing our ideas about the history of Mars's moons and we might have found the most active region of space.
2018x35
Fermi Bubbles: Our Galaxy's Giant, Gamma Ray Mystery
Episode overview
01, 2018
Fermi bubbles are made up of gamma rays, but where they came from is still up for debate. Did they come from a star-forming region, or the black hole at the middle of our galaxy?
2018x36
The InSight Lander Is Going to Mars! Here's Why:
Episode overview
04, 2018
The InSight lander is finally launching and headed to Mars, and Hubble has revealed some hot supernova info.
2018x37
What If the Universe Was Shaped Like a Donut?
Episode overview
08, 2018
The universe could be a donut in a fourth spatial dimension. Which would mean that we could potentially see our own galaxy repeated from the past... Our 3D brains aren't ready for this.
2018x38
Is There Really An Infinite Multiverse? | Stephen Hawking's Last Paper
Episode overview
11, 2018
This episode has no summary.
2018x39
3 Things We Still Don't Understand About the Milky Way
Episode overview
15, 2018
We have been studying our home galaxy for years, but even though astronomy has come a long way, there is still a lot we don't know about the Milky Way.
2018x40
We Detected Water Plumes on Europa... 20 Year Ago
Episode overview
18, 2018
Researchers found surprising new evidence hiding in data captured back in 1997, and we've discovered stars forming in a distant galaxy as early as 250 million years after the Big Bang.
2018x41
The Weird Optical Illusion that Changes the Moon's Size
Episode overview
22, 2018
Why Does the Moon Look Bigger on the Horizon? The full moon might seem bigger on the horizon than when it's higher up, but when does it actually take up more space in the sky?
2018x42
There's an Interstellar Asteroid Hiding Near Jupiter
Episode overview
25, 2018
We may have found another interstellar asteroid and scientists have some new ideas about how Saturn's moons got their weird shapes.
2018x43
The First Exoplanets Were Found Around... a Pulsar?
Episode overview
29, 2018
The first time scientists found exoplanets, they were orbiting something very different from our sun: a pulsar.
2018x44
Why Pluto Might Be a Billion Comets
Episode overview
01, 2018
Astronomers are trying to answer the question of how Pluto formed, and we have more evidence for the existence of Planet Nine!
2018x45
Project Daedalus: Our 1970s Plan for Interstellar Travel
Episode overview
05, 2018
Many ideas have come and gone, but Project Daedalus was a uniquely ambitious plan from the 1970s that never quite came to be.
2018x46
Earth Used to Have 19-Hour Days (and Pluto Has Dunes!)
Episode overview
08, 2018
According to a new model, days on Earth used to really fly by, and today Pluto has wind-swept dunes made of very weird sand.
2018x47
How Can the Universe Be Flat?
Episode overview
12, 2018
Can geometry predict the future? Cosmologists think the overall curvature of universe can tell us secrets about how it will eventually end.
2018x48
Curiosity Found Organic Molecules on Mars! Now What?
Episode overview
15, 2018
Last week, NASA released some pretty cool Mars news: Curiosity found even more evidence to indicate the planet could’ve been habitable billions of years ago.
2018x49
We Don't Actually Know Where the Sun Came From
Episode overview
19, 2018
We can’t find evidence of the Sun’s family, or how it might have formed, but we do have some pretty good theories.
2018x50
Will the Opportunity Rover Survive This Dust Storm?
Episode overview
22, 2018
The global dust storm on Mars is threatening the Opportunity rover and the wind on Venus might be changing the length of its days.
2018x51
Move Over, Mars: We Could Farm on Asteroids!
Episode overview
26, 2018
When people live throughout the solar system, we'll need some way to feed them that doesn't involve constant shipments of Earth-grown food. Will the asteroid belt be our new cosmic food court?
2018x52
We May Have Just Found the Universe's Missing Baryonic Matter
Episode overview
29, 2018
Astronomers have finally found evidence to help solve the missing baryon problem, and they're pointing telescopes toward the Intergalactic Medium to figure it out.
2018x53
3 Weird Stars You Can See with the Naked Eye
Episode overview
03, 2018
These three stars can easily be seen with the naked eye, but it took some fancy telescopes for us to realize how weird they really are!
2018x54
We Just Took the First Image of a Baby Planet!
Episode overview
06, 2018
SPHERE took a photo of a baby planet and the origin of the asteroid belt may be less mysterious than we thought.
2018x55
How Much Does the Sun Affect Earth's Climate?
Episode overview
10, 2018
The sun is obviously a big factor in the earth's weather, but changes in the solar cycle don't always affect our climate in straightforward ways.
2018x56
Meet the Milky Way's Last Big Meal: The Sausage Galaxy
Episode overview
13, 2018
Our Milky Way Galaxy once dined on the Sausage Galaxy, and Jupiter's auroras seem to be heavily influenced by one of its moons. It's a galaxy-eat-galaxy kind of universe out there!
2018x57
Why Does Venus Spin Backwards?
Episode overview
17, 2018
We're always learning more about far away galaxies and exoplanets, but we still have some pretty big mysteries hanging out here in the solar system, like why Venus spins the way it does.
2018x58
Why Scientists Tracked One Neutrino Across the Universe
Episode overview
20, 2018
Last week scientists announced that they’ve likely identified the very first astrophysical source of high-energy neutrinos.
2018x59
Why Was Mars's Underground Lake So Hard to Find? | Breaking News!
Episode overview
25, 2018
Researchers have discovered an underground, liquid water lake on Mars! What might it be like, and why did it take us so long to find it?
2018x60
The Hunt for the First Neutrinos in the Universe | Cosmic Neutrino Background
Episode overview
27, 2018
The Cosmic Microwave Background shows us the oldest light in the universe, but to really understand the early universe we need something even older: The Cosmic Neutrino Background.
2018x61
This Star Might Be Hiding Undiscovered Elements | Przybylski’s Star
Episode overview
31, 2018
Przybylski’s Star has been puzzling astronomers for decades, and it might contain elements or isotopes that scientists have never seen before!
2018x62
The Moon May Have Once Been Habitable!
Episode overview
03, 2018
It's possible that the moon might have been able to support life billions of years ago, and scientists are using meteorites to learn about the history of our sun.
2018x63
Why Is Neptune So Blue? And 3 Other Mysteries an Orbiter Could Solve
Episode overview
07, 2018
Neptune's radius is almost four times larger than Earth's, its surface has super intense storms, and we barely know anything else about it. It is time to send another orbiter out there.
2018x64
Spotted: The First Inside-Out Planetary Nebula | SciShow News
Episode overview
10, 2018
An inside out planetary nebula has given astronomers insight into what might happen in our own solar system someday, and it's that time of year again to search for shooting stars.
2018x65
The Deep Space Network: A Communication Hub That Also Does Science!
Episode overview
14, 2018
The Deep Space Network is a special network of radio dishes for tracking and talking to spacecraft, and it contributes some cool scientific observations of its own too.
2018x66
We're Heading to the Sun! | SciShow News
Episode overview
17, 2018
On Aug. 12, 2018 the Parker Solar Probe started its journey to the sun and New Horizons is looking at a mysterious glow at the edge of the solar system.
2018x67
Red Nugget Galaxies: The Universe's Ultimate Survivors
Episode overview
21, 2018
Finding a red nugget galaxy is like discovering a time capsule from the early universe.
2018x68
Solving Mysteries with the Ancient Galaxies Next Door | SciShow News
Episode overview
24, 2018
Some of the oldest galaxies we’ve ever seen are small, faint satellite galaxies orbiting the Milky Way, and they're providing us with a glimpse of how the universe evolved.
2018x69
Why We've Only Ever Seen the Sun's Poles Once
Episode overview
28, 2018
The Ulysses mission revolutionized our understanding of the sun, but it's been the only orbiter to take this kind of out-of-ecliptic journey. Will an upcoming mission give us even more?
2018x70
A New Kind of Northern Light | SciShow News
Episode overview
31, 2018
A glowing, purple ribbon of light named STEVE is weirder than we thought and we now have evidence that there is water ice on the moon!
2018x71
The Strange Case of the Hypatia Stone
Episode overview
04, 2018
The Hypatia stone is one of the weirdest rocks on the planet. It's not just out of this world, it might be out of this solar system!
2018x72
New Evidence of Water on Jupiter! | SciShow News
Episode overview
07, 2018
We’ve got some new evidence for water beneath Jupiter’s Great Red Spot, and a new model of Jupiter’s weird magnetic field.
2018x75
To Study the Universe, This Town Still Bans Cell Phones
Episode overview
09, 2018
Part of being very far away from the rest of the universe is that the signals are very faint, so sometimes you need a nice, quiet spot to listen from.
2018x73
The Oldest Planet Ever Discovered
Episode overview
11, 2018
We've only found one planet in a globular cluster, where gravitational interactions should usually rip baby planets apart, but that's not all that excites astronomers about PSR 1620-26 b.
2018x74
The Milky Way May Have a Disk of Black Holes
Episode overview
14, 2018
Computer models are helping scientists on the hunt for small black holes and new data is giving us a better understanding of the universe’s largest explosions.
2018x76
Found: Dozens of Ancient Cryovolcanoes on Ceres!
Episode overview
21, 2018
Scientists may have discovered up to 31 more cryovolcano remnants on Ceres, and the Iridium flares are slowly being allowed to burn up in our atmosphere, so see them while you still can!
2018x77
The Sorry State of Dark Matter Alternatives
Episode overview
25, 2018
Scientists can’t directly observe dark matter, and they still don’t know what it is… so why are they so confident it exists?
2018x78
Nuclear Pasta May Be the Strongest Material Ever
Episode overview
28, 2018
There is some super weird, noodley stuff inside neutron stars and scientists have found evidence that black holes can have strange geometries.
2018x79
The 100-Year Mystery of the Diffuse Interstellar Bands
Episode overview
02, 2018
Diffuse interstellar bands were first discovered in 1919 and since then scientists have found nearly 500 of them. How many do we understand? Only one.
2018x80
New Evidence for Planet 9!
Episode overview
05, 2018
Astronomers have found more evidence for Planet 9, but another study has added another problem to our list of space travel problems.
2018x81
What Knocked Over Uranus? And Two Other Mysteries
Episode overview
09, 2018
The most common type of exoplanets might be worlds like our ice giant, Uranus. Understanding it could be key to the history of planets all over the galaxy.
2018x81
What Knocked Over Uranus? And Two Other Mysteries
Episode overview
09, 2018
The most common type of exoplanets might be worlds like our ice giant, Uranus. Understanding it could be key to the history of planets all over the galaxy.
2018x81
What Knocked Over Uranus? And Two Other Mysteries
Episode overview
09, 2018
The most common type of exoplanets might be worlds like our ice giant, Uranus. Understanding it could be key to the history of planets all over the galaxy.
2018x81
What Knocked Over Uranus? And Two Other Mysteries
Episode overview
09, 2018
The most common type of exoplanets might be worlds like our ice giant, Uranus. Understanding it could be key to the history of planets all over the galaxy.
2018x82
We May Have Found the First Exomoon!
Episode overview
12, 2018
We’ve discovered what appears to be the first known moon outside of the solar system and new models of Europa’s surface predict the presence of ice blades!
2018x83
Take a Ride on the Interplanetary Superhighway
Episode overview
16, 2018
Normal interplanetary travel uses lots of fuel, but taking advantage of some quirks of gravity can let us travel between planets using hardly any fuel at all.
2018x84
3 Space Mission Problems in a Week
Episode overview
19, 2018
It's been a tough week for space missions, from a failed Soyuz launch to two emergency shutdowns of space-based telescopes.
2018x85
How We Accidentally Discovered Gamma-Ray Bursts
Episode overview
23, 2018
Gamma-ray bursts are one of the biggest mysteries in modern astronomy, but the mystery began on accident, thanks to the Cold War!
2018x86
Could Complex Life Survive on Mars?
Episode overview
26, 2018
The water on Mars probably doesn't have much oxygen, but new models show that life doesn't need as much O2 as we thought. And NASA is sending a claw machine to the red planet!
2018x87
Why Venus Could Doom 'Habitable' Exoplanets
Episode overview
30, 2018
There are exoplanets out there that seem very Earth-like, but if you look out and see liquid metal instead of liquid water, you might be in the Venus zone.
2018x88
Buzzed By a Weird Blue Asteroid
Episode overview
02, 2018
Asteroid 3200 Phaethon got closer than it will be until 2093, and the reflecting light has astronomers puzzled, and the relationship between black holes and magnetic fields is now a little more clear.
2018x89
Do Exoplanets Have Rings?
Episode overview
06, 2018
Exorings are pretty elusive, but we’ve already found what might be the first set of exorings, and if we find more, we’ll have a treasure trove of new information.
2018x90
What We Learned from the Kepler Space Telescope
Episode overview
09, 2018
October was bittersweet for space scientists as we said goodbye to both the Kepler Space Telescope and Dawn mission.
2018x91
How Going to Space Changes the Way You Think Forever
Episode overview
13, 2018
A trip into space produces physiological effects in human beings, but it can also change a person in a profound, psychological way.
2018x92
The Mysterious Ridges Near Pluto's Heart
Episode overview
16, 2018
Astronomers may have figured out some cool geology on Pluto, and Barnard's star is back in the running for having a planet!
2018x93
3 of the Universe's Most Extreme Galaxies
Episode overview
20, 2018
With so many galaxies in the universe, some are bound to astound us. Here are three of the most extreme galaxies scientists have discovered so far.
2018x94
This New Star Is a Ticking Time Bomb
Episode overview
23, 2018
We might be sitting next to the largest bomb in the galaxy and NASA's InSight lander will touch down on Mars this Monday!
2018x95
3 of the Strangest Mountains in the Solar System
Episode overview
27, 2018
Our planet shares a lot with other rocky planets in our solar system, but astronomers have found a few mountains out there that are nothing like ours.
2018x96
InSight Landed on Mars! What's Next?
Episode overview
30, 2018
InSight has safely landed on Mars, and astronomers have some improved theories about the TRAPPIST-1 system.
2018x97
The Milky Way Is Missing Satellite Galaxies
Episode overview
04, 2018
There’s a big difference between the number of satellites that simulations predict, and the number we’ve actually seen with telescopes, but why?
2018x98
NASA Just Arrived at an Asteroid!
Episode overview
07, 2018
OSIRIS-REx finally entered orbit around the asteroid Bennu this week and new research has found an old recipe for RNA.
2018x99
3 Ways We Could Get Clean Energy from the Moon
Episode overview
11, 2018
There are renewable energy sources here on Earth, but to meet our clean energy needs we should consider every possible option, including the Moon.
2018x100
No, We Did Not Just Solve Dark Matter and Dark Energy
Episode overview
14, 2018
A paper published last week proposed a hypothesis that identified 95% of the missing stuff in the universe, but the headlines have been a little over-hyped.
2018x101
Why It's So Hard to Land on Mars
Episode overview
18, 2018
We’ve sent more spacecraft to Mars than any other planet, but around half of the probes that have ever attempted to explore Mars have either crashed or disappeared.
2018x102
Get Ready: New Horizons Is Approaching Its Next Target
Episode overview
21, 2018
New Horizons is on its way to Ultima Thule, the most distant object a spacecraft has ever visited. And scientists have created the sugar component of DNA under extraterrestrial conditions.
2018x103
Everything You Need to Know About Living on Mars
Episode overview
25, 2018
Scientists are constantly researching different ways people could potentially live on Mars. Start making your future Martian travel plans with this collection of videos about the unique challenges of putting humans on Mars.

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