Here's an odd thing about weightlessness: if it were possible to live in the center of the earth we would be weightless there, too!
Imagine being cooped up for months inside a space capsule or station with other astronauts, constantly checking equipment to make sure everything works.
NASA is planning to send astronauts back to the moon fairly soon. However, there are a few kinks to work out, like what to do about moon dust.
Have you ever tried this Malaysian favorite? We've heard that it's out of this world. Literally!