To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an impact thousands of years ago.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. [Gaia spacecraft: Mapping the ...

Night-sky tourism, or "noctourism," is set to be a major travel driver this coming year, Booking.com predicts. Why it matters ...

Dubai: Skyscraper-studded Dubai has been on a hot streak for the last five years — and some residents are starting to feel ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

The plasma jets of this cosmic giant span 3.3 million light-years from end to end - over 32 times the size of the Milky Way ...

You may not know it, but right now there's a huge cosmic rave party happening far, far above our heads. The chief party goers are known as supermassive black holes. These mysterious objects can have ...

Are you fascinated by planets and stars? Do you love staring into the night sky? Here are some places that guarantee a ...