The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

Interstellar visitor 3I/ATLAS has returned to Hubble’s field of view, and the fresh images are forcing astronomers to rethink ...

Comet C/2025 R2 (SWAN)'s backdrop is dominated by the Eagle Nebula — a vast cosmic structure of dust and hydrogen-rich gas ...

Astronomers are a step closer to cracking one of the secrets of dark energy—the mysterious force believed to be causing the universe's accelerated expansion.

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

In a remarkable event for astronomy enthusiasts, NASA's Hubble Space Telescope has once again glimpsed the interstellar comet 3I/ATLAS as it hurtles through our solar system. This comet, which is set ...

NASA is sounding a clear alarm about the way SpaceX is reshaping low orbit, warning that the company’s satellite swarms and ...

University of Arizona astronomers discover a galaxy with a dual personality – appearing ordinary in visible light while appearing to accrete material at an extraordinary rate when observed in the ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

I ATLAS interstellar comet brightens in new NASA and ESA images, revealing an active visitor and rare clues about other star ...

For millennia, the act of gazing at the night sky has connected us not only to the stars but also to one another. This simple ...

Wonder Bound, the product of a collaboration between Johns Hopkins University, the Space Telescope Science Institute, and the ...