A NOAA GOES satellite's SUVI instrument captured a pair of solar prominences. Credit: Space.com | footage courtesy: NOAA/SUVI ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

The Ursid meteor shower peaks Sunday night into early Monday morning, and is the last major event on the celestial calendar ...

The Ursid Meteor Shower is a subtle but reliable annual celestial event that occurs each December around the winter solstice.

The Southwest Research Institute (SwRI) has unveiled groundbreaking results from NASA’s PUNCH mission, revealing a breathtaking, continuous view of the solar corona and solar wind in unprecedented ...

A hilltop playground for the effortlessly glamorous — where you’ll swim in a sunken cove, sip Etna-side cocktails, and eat ...

The Justice Department’s webpage for documents related to sex offender Jeffrey Epstein is missing at least 16 of its files a day after they were released.

A puzzling cosmic blast detected in both light and gravitational waves may hint at a previously unseen type of explosion, challenging astronomers to rethink how neutron stars are born and collide.

Comet 3I/ATLAS' CO₂-rich coma offers new clues about distant star systems, revealed through NASA and ESA ultraviolet, X-ray, ...

Humanity has sent into space everything from lightsabers and Tesla Roadsters to golden records and entire digital genetic ...

“This system is unique because we are able to view the planet illuminated by its host star, but not see the host star at all, ...

An instrument aboard NASA’s Europa Clipper spacecraft captured rare ultraviolet observations of an interstellar comet while Earth-based telescopes were blinded by the Sun. The spacecraft’s unique ...