As expected, the billionaire astronaut—and likely future administrator of NASA—is focused on Mars and the private sector.

However, Isaacman made some of his most in-depth remarks yet on his vision to lead the space agency this weekend on the ...

Elon Musk has made unfounded claims that two NASA astronauts were left on the space station for "political reasons" after ...

Now, Musk and President Trump are continuing the "stranded" narrative, even though none of the astronauts aboard the ISS lack ...

With speculation circulating about astronaut Sunita Williams’ delayed return from the International Space Station, Dr ...

Elon Musk has presented Mars as an alternative to the moon missions several times. In 2016, the billionaire acknowledged that ...

NASA still views the moon as a stepping stone to Mars, even though Elon Musk has dismissed Earth's nearest neighbor as "a ...

NASA is a methodical institution that plans its missions years or even decades in advance, enjoys a famously loyal workforce ...

The International Space Station "has served its purpose" and should be deorbited "as soon as possible," SpaceX chief and ...

Previous research has shown that treadmill running may help slow cartilage breakdown in rodents. The new Johns Hopkins study ...

Every Martian year (which last 686.98 Earth days), the red planet experiences regional dust storms that coincide with summer in the southern hemisphere. Every three Martian years (five and a half ...

Built in partnership with the Canadian, European, Japanese and Russian space agencies, the International Space Station has ...