Photos and videos of astronauts on the ISS show them floating around, but saying there's zero gravity isn't fully accurate.

Human health is the Achilles heel of space travel. Researchers at ETH Zurich have now succeeded in printing complex muscle ...

From dew at dawn to a foggy mirror after a shower, condensation is part of our daily lives on Earth. In space, microgravity ...

Chinese astronauts aboard Tiangong station witnessed a match flame transform into a blue sphere in microgravity. Unlike Earth ...

No, NASA didn’t confirm a second moon, but scientists did discover something else that’s been traveling with Earth for ...

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object with mass pulls on every other object—a result that explained falling ...

Not everything about space is true. Our planetary scientist is here to share the truth about popular celestial myths.

Researchers have believed that Segue 1, a puny galaxy orbiting the Milky Way just 75,000 light-years away, was packed with dark matter, a substance in space that doesn't shine or interact with light.

Officially rated for a 4-ton payload to GTO, India’s LVM3 rocket has successfully carried the Indian Navy’s 4.4-ton GSAT-7R ...

"We could determine the mass of the Himalayas using atoms." Scientists are developing an advanced quantum sensor for low Earth orbit that can detect the tiniest tremors in Earth's gravity. These ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...