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

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

NGC 3603 sits on one of the spiral arms of the Milky Way and just so happens to be one of the most massive young star clusters in our galaxy. On the opposite end of the stellar age scale ...

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble Space Telescope to capture hundreds of detailed images of our vast galactic ...

Gaia was launched on December 19, 2013, and began scanning the stars in July 2014. It mapped over two billion stars, ...

These bodies, hidden behind dense clouds of gas and dust, could represent a previously unknown type of interstellar object. The research, led by astrophysicist Takashi Shimonishi and his team, raises ...

The Milky Way -- no, not the candy bar -- is Earth's ... notes that Earth is located along one of the galaxy's spiral arms, about halfway from the center. Our solar system takes about 240 million ...

and you may catch a hazy ark of light stretching from horizon to horizon—the spiral arms of our own Milky Way galaxy. Good luck with that. With light pollution getting worse with every passing ...

The European Space Agency's (ESA) Gaia telescope has completed its objective - making the most detailed and precise map of the Milky Way galaxy. The agency shared the visuals on social media, ...