Answers to Space Science Questions

When I’ve been watching planets and stars in the night sky, why is it that the stars appear to be twinkling much more...

Could an astronaut skydive from space? Would a spacesuit handle the re-entry heat?

What causes the Earth to have a magnetic field?

Could you launch satellites and perhaps many small capsules from airships to save on all that fuel getting it off the...

In Middle Ages they thought the world was flat. Is the universe flat, or does it just go on and on and on, or is it a...