An old NASA science satellite plunged uncontrolled from orbit and reentered over the Pacific on Wednesday. The U.S. Space Force said the Van Allen Probe A came in west of the Galapagos Islands. NASA ...

Merging black holes and neutron stars have unusual oval orbits prior to colliding and merging, which challenge the laws of ...

The catastrophic collision of a black hole and a neutron star sent ripples across the universe. New analysis of those ripples could upend a major theory about how these extreme pairs form.

Alpha bounced back from a failure on its previous launch, which occurred in April 2025. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

Amazon asked the FCC for a waiver or 24-month extension to meet a July 2026 deadline to deploy 1,600 internet satellites.

How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA "STEMonstrations" video. Credit: NASA Johnson Space Center ...

Members can now access virtual, at-home physical therapy through Revive, making it easier to address musculoskeletal ...

Four-legged robots that scramble up stairs, stride over rubble, and stream inspection data — no preorder, no lab coat required.

Two CEOs. Two very different satellite businesses. Both claiming 2026 as their inflection year. What they’re saying reveals a ...

Anduril Industries announced on Wednesday that it is acquiring ExoAnalytic Solutions, a space intelligence firm that operates a vast network of sensors monitoring the veiled movements of satellites ...

Scientists have uncovered the first robust evidence of a black hole and neutron star crashing together but orbiting in an ...

We asked readers to channel their inner Carolyn Hax and answer this question. Some of the best responses are below. Dear Carolyn: I had a friend. She was funny and full of spirit. I met her through a ...