Light pollution significantly affects our ability to view the night sky and poses a threat to future generations' access to ...

Image of the supermassive black hole Sagittarius A* (Sgr A*). from the Event Horizon Telescope (EHT) collaboration "has ...

Benjamin Barakat’s award-winning astrophotograph reveals Socotra’s surreal bottle tree beneath a pristine Milky Way ...

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

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 ...

The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

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 ...