Visitors look view celestial objects during a night sky viewing party at Mammoth Cave National Park. NPS Photo. MAMMOTH CAVE, ...

Catch the brightest meteor shower of 2025 as the Geminids peak this weekend over California, from San Diego to Yreka. Where ...

There are already tens of thousands of pieces of large debris in orbit, some of which pose a threat to functional satellites.

Tim Yaworski, known to many as “Living Sky Guy,” is bringing his 45-year-long passion for the night sky to Beaver Creek Saturday, celebrating the Geminid meteor shower that could see up to 120 meteors ...

Two new stars, or nova eruptions, have been resolved in unprecedented detail by six optical telescopes operating in unison as ...

The Geminids meteor shower is known for its dazzling display of bright and fast meteors with dozens appearing each hour.

The Extremely Large Telescope (ELT), now under construction in the Chilean Andes, is set to revolutionize the field of ...

A stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

Lurking further from its stars than Neptune is from the Sun, this is no inner planet, but it’s on a scale we recognize, ...

Bloemfontein could become South Africa’s top astro-tourism spot, using clear skies, observatories and planetariums to draw ...

The Hubble tension is especially troubling because it involves two sets of measurements that offer conflicting views of the ...

Some stars explode into a nova quickly; others can take more than a month. Scientists are only beginning to understand why.