A proposed five-satellite Cosmic Positioning System could measure cosmic distances directly and help address discrepancies in the Hubble constant through solar system–scale triangulation.

Seraphim Space announced Feb. 25 it has completed fundraising for its second private early-stage venture fund, after exceeding its $100 million target to back young space technology startups.

Astronomy does not belong off Earth. It belongs wherever the universe can be observed — and that necessarily includes the surface of the planet humans live on. Kelsey Johnson: Past President of the ...

NASA's Hubble Space Telescope is being lauded for capturing the clearest images to date of the Egg Nebula. Here's what we know about this achievement.

For more than three decades, Hubble has shaped modern astronomy. However, the James Webb Space Telescope has introduced ...

During the Cold War, satellite reconnaissance was a powerful tool, albeit limited. High-resolution images ...

Water ice on Mars, bubbling gas on a distant star, a snow-covered island, and a pre-planetary nebula are featured this week. Plus, a look back at an image of Mars taken by the Dawn spacecraft during a ...

NASA describes the incredible image of the Egg Nebula captured by the Hubble Space Telescope ...

It's 'spoke season' on Saturn when strange features appear in the planet's rings. The Hubble Space Telescope continues to monitor the planet post-Cassini mission. Credit: NASA's Goddard Space Flight ...

Learn how expanding satellite megaconstellations in low Earth orbit could introduce widespread light pollution into space telescope observations.

Jack Black has spent decades shouting into microphones, battling animated villains, and stage-diving into comedy history. But this week, the man who once declared himself ... Read More ...

Groundbreaking "camera-on-a-chip" technology that was originally developed at NASA's Jet Propulsion Laboratory (JPL) for use in space missions is ...