Sean Duffy, the acting NASA Administrator, discusses the future of space exploration including putting a man on Mars.

The helmet stripe symbolizes the Mach diamond, also known as shock diamonds, which form during high-speed combustion under ...

For a quarter of a century, humans have continuously occupied the International Space Station. Here's a look at how far we've ...

No one can say with scientific confidence why we exist or what happens when we die. In fact, scientists have a tenuous grasp ...

Astronomers are stunned by interstellar comet 3I/ATLAS releasing water vapour unusually far from the Sun. This rare event, ...

The rigors of space travel could accelerate changes in the human body usually associated with aging. According to a new study ...

Canadian Moon astronaut Jeremy Hansen told Ars Technica that he's hoping to "take a very short nap on the pad." ...

When NASA launches its next stage in lunar exploration next year, its crew will be literally beside themselves as they swing around the Moon. On board the Artemis II mission will be several ...

For decades, NASA has dreamed of building a rocket powerful enough to take humans to Mars - and now, that dream might finally come true. The agency is developing a nuclear-powered engine that could ...

Four astronauts riding a newly-designed spacecraft from Elon Musk's rocket company SpaceX greeted their new crewmates aboard the International Space Station on Tuesday after successfully docking in a ...

NASA furloughed more than 15,000 employees when the federal government shut down Wednesday, but mission control operations ...

NASA has reinvigorated the race to put man on the Moon, nearly half a century after its historic Apollo missions. The agency ...