People always want to know what will happen to Earth when the sun eventually swells up as a red giant. For one thing, the expanding sun will turn the inner planets into cinders. It will almost ...
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 ...
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.