New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar system. Can life survive in the solar system once the sun dies and becomes a ...
Mars, Europa and Enceladus are the three most promising locations in the solar system to search for life living off cosmic rays. Cosmic rays could be a vital source of energy for life on icy moons, on ...
In about 5 billion years, our Sun will run out of hydrogen fuel and expand into a red giant. This massive change will destroy the inner planets, including Earth, as the Sun swells beyond their orbits.