For over a century, astronomers have marveled at the beauty and complexity of spiral galaxies, which feature arms covered in ...

"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

A newly-discovered spiral galaxy, dubbed the Big Wheel, formed just 2 billion years after the big bang – far earlier, considering its size, than astronomers thought possible. Themiya Nanayakkara ...

Disk galaxies typically have clear spiral arms extending outward from a dense central region. Our Milky Way itself is a disk galaxy, characterised by beautiful spiral arms that wrap around its centre.

The spiral galaxy UGC 5460 shines in this NASA/ESA Hubble Space Telescope image. UGC 5460 sits about 60 million light-years away in the constellation Ursa Major.

But the new research, published Feb. 16 at arXiv, says the cloud may look like a spiral disk, one of the key characteristics necessary to be called an independent galaxy. The work has not yet been ...

This intermediate spiral galaxy is located about 50 million light-years from Earth in the constellation Virgo. Known as NGC 4536, the galaxy boasts sweeping spiral arms speckled with bright blue ...