Galaxy merger Arp-Madore 417-391 is on display in this new image captured by the Hubble Space Telescope's Advanced Camera for ...

The NSF NOIRLab-operated Gemini North telescope captured stunning imagery of galaxies UGC 12914 and UGC 12915, aka 'Taffy Galaxies.' Their 'twisted appearance is the result of a head-on collision' ...

NASA offers a simple way to see which stunning celestial image the Hubble Space Telescope captured on your birthday.

Look closely at this image from NASA's Hubble Space Telescope and you'll see galaxies of various shapes and sizes clustered ...

Mysterious footage released in the Pentagon’s UFO files on Friday appeared to capture a bizarre “eight-pointed star” streaking across the sky several years back. The infrared clip, submitted by US ...

Ever since its launch to low orbit in 1990, the Hubble Space Telescope has gifted the science community and everyone else in the world with stunning photographs of outer space. It frequently ...

The Pentagon on Friday released a new batch of 64 files related to UFOs, unveiling a second tranche of records under an executive order by President Trump.

Hubble has revealed a giant planet-forming disk unlike anything astronomers have seen before. Nicknamed “Dracula’s Chivito,” the enormous structure appears turbulent and oddly lopsided, with towering ...

Stars form when vast clouds of dust and hydrogen gas collapse, creating a dense core that heats up until it transforms into a nuclear fusion reactor. What happens in the moments after a star emerges ...

Astronomers have uncovered one of the most mysterious galaxies ever found — a dim, ghostly object called CDG-2 that is almost entirely made of dark matter. Located 300 million light-years away in the ...