The first space tourist left Earth 20 years ago aboard a Russian rocket. Now, private companies are on the cusp of offering trips off Earth for those who can pay.

If humanity wants to travel between stars, people are going to need to travel faster than light. New research suggests that it might be possible to build warp drives and beat the galactic speed limit.

Going to the bathroom is much more complicated in space without any gravity. To solve this problem of tricky orbital potty breaks, NASA builds special toilets that work without gravity.

Send us your questions – and join us live to hear about the solar system.

Science fiction has often had an inspirational and positive relationship with space endeavors. But the new US Space Force is struggling with a pop culture public relations problem.

Many of people may have dreamed of becoming an astronaut since childhood, but do you have what it takes?

NASA's Mars 2020 mission arrives at the red planet on Feb. 18. On the rocket is the Perseverance Rover. The rover's goal is to collect rock and soil samples to be brought back to Earth in the future.