Could we eat aliens?
Answers to Space Science Questions
Answers to questions about space science, astronomy, rockets, planets, galaxies, stars...
Things get very strange indeed inside a black hole, but what would Earth look like?
Could it spin forever?
It's difficult to look into the sun or visit this giant ball of fire, so how do we know that it rotates on its own...
How does Jupiter's moon Io get the energy needed to heat it up?