Though tiny, this newfound satellite galaxy around M31 offers big lessons — and questions — about how galaxies evolve.

A Swarm of Dwarf Galaxies Buzz Around Our Milky Way's Twin Imagine the Milky Way and Andromeda as two massive aircraft ...

The spiral galaxy 2MASX J23453268−0449256 is located nearly 1 billion light-years away from Earth, and measures about three ...

NASA’s James Webb Space Telescope has uncovered the Firefly Sparkle galaxy, a young cosmic entity that may resemble the Milky ...

Indeed, much — and perhaps most — of star formation within a galaxy takes place inside these feathers. You may like How did ... the Milky Way, host feathers. So how does a galaxy get these ...

When I get stressed, I look into the night sky and allow my mind to roam the infinity of space and time. It helps to get your ...

Astronomers have used near-infrared light to explore the extreme forces behind the eruption of LMC68, a recurrent nova in the ...

"LMCN 1968-12a is about 50 times further away than nova explosions in our own Milky Way galaxy, and hence about ... and] you need to get to them as soon as they explode; you therefore disrupt ...

A terrifying glimpse at one potential fate of our Milky Way galaxy has come to light thanks to the discovery of a cosmic ...

The Big Wheel, discovered using the James Webb Space Telescope, formed just 2 billion years after the big bang - surprisingly ...