YR4 might force NASA to plan the first-ever space mission to push an asteroid away from Earth. Most likely, though, it's a ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

An upgrade to one of Australia's most capable radio telescopes is allowing astronomers to hunt for fast radio bursts (FRBs) ...

During Tesla's earnings call, Elon Musk mentioned Superman, telescopes, Hollywood, and inventors shouting "Eureka!" ...

Earth's unusual orbit through hot and cold conditions tests the limits of tolerability for any known lifeforms.

Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution ...

The University of California San Diego is positioning itself as a leader in astronomical research as its new Department of ...

I was completely thrown for a loop. I thought I was hallucinating for a second,’ a Jewish student enrolled in the class tells ...

Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December ...

Through the lens of the Hubble and James Webb Space Telescopes, scientists are zeroing in on the Hubble Constant, a vital ...

First Step on the Way to a Video of the Black Hole In 2019, the Event Horizon Telescope (EHT) Collaboration made history by ...

Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers make progress in the ...