This is a repost! Thank you to everyone who pointed out our error in the previous version. Hosted by: Hank Green (he/him) ...

Description: In 1965, MIT's Lincoln Laboratory saw their Lincoln Calibration Sphere 1 (LCS-1) launched into Earth orbit. It ...

A spectacular new image from the James Webb Space Telescope reveals intricate structures inside the Helix Nebula, where a ...

The satellites in Amazon's new internet-beaming megaconstellation in low Earth orbit are bright enough to disrupt ...

In the bigger picture, "down" could be defined as being below the plane of the solar system, which is known as the ecliptic.

"Most excitingly, this new idea addresses one of the longstanding habitability problems on Europa and is a good sign for the ...

The idea sounds simple enough when reduced to its basics. Put reflective surfaces in orbit and redirect sunlight back to Earth after sunset. A Califor.

A new study suggests lunar soil contains elements that solar wind transported to the moon from Earth’s atmosphere, solving a long-standing astronomy puzzle.

The astrophysicist was one of the first researchers to bring astronomy closer to the general public and to advocate the ...

Mars today is a frozen, dusty desert. But if you look deep inside Valles Marineris, the largest canyon system on Mars and in ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

WASHINGTON, Jan 19 (Reuters) - The Ring Nebula, a stunning celestial structure residing in our neighborhood of the Milky Way ...