"Our behavior with greenhouse gases here on Earth over the past 100 years is having an effect on how we operate satellites ...

Down to their very DNA, astronauts’ bodies can change in weird and sometimes significant ways, particularly during a long flight high above the Earth: They start to elongate, often developing a taller ...

Magdrive is working on three versions of its space thrusters, and because they run on solid metal, they might one day even be powered by space junk collected directly in orbit, turning it from threat ...

Specifically, the findings support the hypothesis that supernovae could have triggered two of the so-called "big five" mass ...

With Sunita Williams and Butch Wilmore set to return to Earth after nearly nine months in space, let's look at how the astronauts' return takes place ...

India’s Aditya-L1 captures an unprecedented solar flare, IISc researchers unlock gene activation with mini proteins in yeast, ...

At the center of most large galaxies, including our own Milky Way, sits a supermassive black hole. Interstellar gas ...

Astronomy contributor and lunar expert Robert Reeves looks back on a Texas-sized achievement in Moon exploration.

NASA's Suni Williams and Butch Wilmore - who gained international attention as their planned short stay in space stretched into a nine-month, politically fraught mission - are finally heading home.

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in ...

This story was produced in partnership with the Pulitzer Center. It is part three in a four-part series. Read part one here ...

We may be starting to get a grasp on what kick-started life on Earth – and it could help us search for it on other planets ...