“The Euclid data clearly confirm the presence of the extremely faint, diffuse light of CDG-2, revealing the galaxy behind the ...

A newly discovered jellyfish galaxy, seen as it existed 8.5 billion years ago, is challenging assumptions about conditions in the early universe. Astrophysicists at the University of Waterloo have ide ...

Lead image: This artist’s conception depicts how the formation of the universe’s first stars may have appeared. Dense clouds ...

For years, cosmologists have argued over a simple question with an awkward answer: How fast is the universe expanding right ...

A rare gravitationally lensed supernova called SN 2025wny appears in five separate images due to the gravity of two ...

Grillmair persevered, however, and soon made the “monumental” discovery of detecting signs of water on another planet, IPAC ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar system.

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.

Can NASA and Elon Musk get us to Mars and beyond?

Several discoveries have emerged from the commissioning phase of the new Vera C. Rubin Observatory in Chile, serving as an ...

NGC 6355 has been imaged using NASA's Hubble Space Telescope. The globular cluster of stars lies 50,000 light-years away. Credit: ESA/Hubble & NASA, E. Noyola, R. Cohen Music: Stellardrone - Billions ...