The core portion of NASA's Nancy Grace Roman Space Telescope has successfully completed vibration testing, ensuring it will ...

Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole ...

The Space Force’s adoption of low Earth orbit satellite constellations and multi-domain interoperability has strengthened resilience and enabled operations at the edge. Still, space remains a ...

Artemis 2's Space Launch System rocket core stage was fitted with 4 RS-25 engines at NASA’s Michoud Assembly Facility in New ...

“Long-exposure photos make the Milky Way’s bright stars and dark dust clouds even clearer. And while our eyes see it in ...

This June, the Milky Way’s brilliant heart lights up the night as planets align and the solstice sun marks Earth’s celestial ...

All the best space games you can play right now on PC. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Space games have been around for as ...

The sixth and newest military service branch, the United States Space Force (USSF) was created in 2019 under the Department of the Air Force. It consists of about 4,200 enlisted service members ...

May 28, 2025 — A series of experiments support spectral data recently collected by the James Webb Space Telescope that found evidence that the icy surface of Jupiter's moon Europa is constantly ...

How a robot built to walk on alien ice got the cold shoulder—and then (possibly) lived to see another day. The unusual astronomical skirmish offers new insight into the dynamics of such ...

Here’s how it works. On June 10, 1854, Georg Friedrich Bernhard Riemann gave his classic lecture on curved space. Riemann was a 19th century mathematician from Germany. His landmark lecture ...

According to conspiracy theorists, the Black Knight satellite is an alien spacecraft orbiting Earth. Here's what's really going on. The Black Knight satellite conspiracy theory claims that a ...