Somewhere in the direction of the constellation Sagittarius, about twenty-five thousand light-years away, sits the anchor of ...

It’s so long-lasting, too.

Nov. 6, 2026 After nearly 22 years of exploring the universe’s most violent explosions, NASA’s Swift Observatory has re-entered Earth’s atmosphere over Indonesia. Originally designed to last just two ...

Google is giving the Allen Institute for AI about $5 million, plus $1.8 million in cloud credits, to turn NeuralGCM, a Google ...

Crowded star clusters in the early Universe could have built giant stars, seeded black holes and fed the mysterious little ...

A Hubble-based census of 37 nearby dwarf galaxies finds they hold on average just 11% of the oxygen their own stars forged, and as little as 4%. Supernova winds ...

Galactic archaeologists are using precise measures and larger sample sizes afforded by new missions to tease apart minute differences between groups of stars, revealing the history of the Milky Way ...

Astronomers have determined that VVV CL001, a metal-poor globular cluster near the center of the Milky Way, is about 13.4 ...

Solar twin refractory depletion -- why the Sun carries fewer calcium, aluminum, and titanium than 80 percent of similar stars ...

Rubin Observatory’s pre-survey commissioning data has doubled the known confirmed population of Neptune’s trailing L5 cloud, ...