Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

If we could go back 101 years, we would encounter a time when scientists still thought the Milky Way was the entirety of our ...

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

The galaxy, located in the constellation Leo, is about the same size as a star cluster within the Milky Way and is about the ...

The Andromeda Galaxy, our nearest galactic neighbor, is a majestic spiral galaxy like the Milky Way. Let’s uncover some ...

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

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

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

Leo P, a galaxy once dormant, has reawakened to form stars again, offering new clues about the universe's earliest galaxies.

The work has revealed that Andromeda is a lot more chaotic than expected. Similar to what recently retired Gaia did for the ...