Trump again called on the United States to send astronauts to Mars in his speech to a joint session of Congress.

The race to Mars has intensified, with two major players leading the charge—NASA and SpaceX. NASA, a government-backed agency ...

Experts weigh in on whether President Donald Trump’s lofty goal of sending humans to Mars and back is feasible during his ...

During NASA's SpaceX Crew-10 mission to the International Space Station, which is scheduled to launch in March, select ...

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

Among the hardest problems for NASA is predicting the exact impact of deep space radiation on astronauts, which has the potential to kill or sicken them both in transit and on Mars’s surface.

Two Mars gravity assists are expected, and NASA astronauts Suni Williams and Butch Wilmore are finally set to come home from an extended stay on the International Space Station. Here are five space ...

As Trump returns to the White House, however, most of those accomplishments are at risk. The budget overruns that hobble NASA ...

NASA's most remarkable achievements include launching Explorer 1 in 1958, the 1969 Apollo 11 moon landing, and the Hubble ...

The future of NASA's Artemis program, which aims to return astronauts to the moon, is uncertain under the new administration, with potential budget concerns and a renewed focus on Mars exploration.

Two Army officers provide expertise and leadership to NASA’s human space flight program while following their personal and ...

Intuitive Machines second NASA-backed lunar lander mission will deliver scientific instruments to hunt for water under the ...