A world-leading designer of space robots says gigantic new rockets being tested by billionaires Elon Musk and Jeff Bezos are ...

Donald Trump may believe the U.S. has a "manifest destiny" to travel to Mars before the end of his second term, but ...

In the quest to explore the cosmos, NASA's latest breakthrough in thermal propulsion fuel could redefine our journey to Mars.

Trump says we're going to Mars. He may be making it harder to get there. President Donald Trump says we’re going to Mars, but ...