Stargazers in the U.S. will witness the razor-thin waning crescent moon rise close to Venus and the bright star Regulus in the predawn sky on Sept. 19, while others will see the lunar disk pass ...

Saturn’s moon Enceladus has long dazzled scientists with its icy plumes that spew water and mysterious organic molecules into space, fueling hopes of a habitable ocean beneath. But new experiments ...

Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics ...

Early risers on September 19, 2025, will be treated to a rare celestial spectacle as Venus, Regulus, and a thin crescent Moon ...

Watch the crescent moon, Venus and the bright star Regulus align in a rare predawn close conjunction tomorrow.

Faint hydrogen signals from the cosmic Dark Ages may soon help determine the mass of dark matter particles. Simulations suggest future Moon-based observatories could distinguish between warm and cold ...

Material collected from an asteroid via spacecraft closely matches the heavier elements of the sun, providing scientists with ...

To answer a question or ask a new one, email [email protected] Between 50,000 and 100,000 tonnes of light gases such ...

An international research collaboration has used advanced computer simulations to investigate how faint radio signals from ...

Southwest Research Institute (SwRI) and The University of Texas at San Antonio (UT San Antonio) will flight test novel ...

The final eclipse of 2025 will unfold this weekend, but despite some of the hype online, most of the world will miss the ...

A gem of a find by The Public Domain Review of a collection from the Rijksmuseum: photographs of plaster models of the ...