New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent result reinforces it.

Astronauts go through multiple hours of exercise per day while in space, but there’s still an adjustment to walk when ...

Thanks to pioneering materials from the private lander Blue Ghost, scientists may finally be able to explain the phenomenon ...

NEW YORK (AP) — A European space telescope launched to explore the dark universe has released a trove of new data on distant ...

Two astronauts who had been stranded on the International Space Station since last summer have finally returned to Earth ...

A European space telescope launched to explore the dark universe has released a trove of new data on distant galaxies.

A biochemist breaks down challenges that astronauts Suni Williams and Butch Wilmore will face after their long duration in ...

NASA astronauts Barry Wilmore and Sunita Williams return after 9 months in space, revealing shocking physical transformations ...

While making the deliveries, the Blue Ghost lander experienced one lunar day. During the course of that day, it captured ...

Deimos is the smaller and less photographed of Mars’ moons. This egg-shaped object, only measuring about 7.7 miles in ...

After a more than nine-month trip on the International Space Station, Williams and Wilmore splashed down off the coast of ...

The Starliner and Crew-9 astronauts will now remain in crew quarters at the Johnson Space Center in Houston for a few days to recover.