You need to be logged in to mark episodes as watched. Log in or sign up.
A close up look at some of the most astonishing wonders of our solar system, such as the geysers of Enceladus; Saturn's amazing rings; Jupiter's Great Red Spot; and the heights of Olympus Mons on Mars.
A look for evidence of life on Mars which provides many clues that it now, or once had supported it; from the remains of lakes and rivers that once flowed on the surface; to the water .. show full overview
A look at magnetic storms – "Solar Katrinas" created by the sun with the power of ten-thousand nuclear weapons that could cause global electrical blackouts, electronics malfunctions and communication disasters if one should hit the Earth.
A look at time travel; how it could one day become reality; how Einstein's theory of relativity claims it is possible, and the probable results of traveling to the future and the mind-boggling consequences of traveling to the past.
A look at space probes, what they have done and found for us in space, and what they might do in the future, such as searching for Earth-like planets and for extraterrestrial life.
A look at asteroids and the impact they have or had on life now and before. Also, what spacecrafts can tell us about them, what they can do to civilization, and the possibility of living on one.
A look at the movements of the Earth, the sun and the moon during solar and lunar eclipses; how humans, if alone in the universe, may be the only intelligent creatures to witness these .. show full overview
A look at the grim future of our home star, the sun, and what might happen to it five billion years in the future. Also the results of the growing sun as it kills life, including humans, if they were still around.
If there are missing episodes or banners (and they exist on TheTVDB) you can request an automatic full show update:
Request show update