An astrophysicist interview underlines the growing risk of satellites, from the increasingly crowded skies, falling to Earth.

As the satellites orbit Earth at an altitude of around 340 miles (550 kilometers), they slowly lose altitude over time due to ...

Elon Musk’s satellite network is expected to balloon in size over the next decade. Should we be concerned? (Hint: Many experts already are.) ...

Harvard astrophysicist Jonathan McDowell has told EarthSky that one or two Starlink satellites are falling back to Earth ...

Currently, about one to two Starlink satellites are falling back to Earth every day from their place in the thermosphere. That’s according to retired Harvard astrophysicist Jonathan McDowell, the ...

“The power consumption of data centers around the world is spiking massively with the introduction of these 'AI' systems and ...

A destructive A.I., like a nuclear bomb, is now a concrete possibility; the question is whether anyone will be reckless ...

Multiple Starlink satellites from Elon Musk's SpaceX are falling to Earth every single day, an astronomer warns — and ...

For the first time, astrophysicists have measured the recoil — or “kick,” in the parlance — resulting from the birth of a new black hole that formed from the merger of two preexisting ones. The ...

Japan has retrieved a capsule of asteroid dust from Australia's remote outback after a six-year mission that may help uncover more about the origins of the planets and water, the Asian nation's space ...

In May 2019, astronomers picked up something strange in the fabric of spacetime. The LIGO and Virgo detectors recorded a ...