Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Katy has a BA in Humanities and Philosophy, with over 20 years of experience in ...

GW200105 reveals an eccentric orbit before merger, challenging formation models.

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.

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

Did you know that satellites are constantly falling? To understand how satellites stay in orbit, imagine standing on a very tall mountain and throwing a ball straight out in front of you. Gravity ...

Scientists analyzing a gravitational-wave signal have discovered that a neutron star and black hole spiraled together on an oval-shaped orbit just before merging. This unusual motion, detected in the ...