The final full moon of 2025 passed already, but the new year has plenty of spectacular moons coming up. Here's when to view ...

Barakat’s photograph quietly underscores that reality. The scene feels extraterrestrial, not because it is unfamiliar, but ...

A 14%-illuminated waxing crescent moon will hang low in the southwest tonight, soon after sunset, still in Capricorn, with ...

The best time to view the Milky Way in the Northern Hemisphere is from March to September. The Milky Way, our home galaxy ...

A sideways spiral galaxy shines in this NASA/ESA Hubble Space Telescope image. Located about 60 million light-years away in ...

On Dec. 20, commander Reid Wiseman, pilot Victor Glover, and mission specialists Christina Koch and Jeremy Hansen emerged ...

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...

This mash-up of data from the James Webb Space Telescope and the Chandra X-ray Observatory reveals two galaxies mid-collision ...

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has ...

I/ATLAS safely passes Earth as Avi Loeb says it ignored our planet, showing ’earthlings’ they are not the center of attention ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

But the most striking discovery was just how chaotic the Milky Way’s early life appears to have been. The youngest galactic ...