Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside our galaxy.

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

The Andromeda galaxy is our closest galactic neighbour, barring dwarf galaxies that are gravitationally bound to the Milky ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...

Leo P, a small galaxy and a distant neighbor of the Milky Way, is lighting the way for astronomers to better understand star formation and how a galaxy grows. Scientists have reported finding that Leo ...

Observations show Andromeda has a more active star formation history than the Milky Way, potentially due to a past galactic collision. NASA recently released images of the Andromeda galaxy ...

Now, astronomers have used the Hubble Space Telescope to capture hundreds of detailed images of our vast galactic ... foreground stars in our Milky Way galaxy, and two background galaxies far ...

"It's easy to romanticize Hubble and his discovery of the universe beyond the Milky Way galaxy, but his work really ... In particular, Leavitt would scrutinize images of the Small and Large ...