One other thing the Gaia data has been clarifying is that the Milky Way's disk is not serene and flat, but warped and ...

For decades, astronomers have known that stars orbit the Milky Way’s centre and that the galactic disc is warped.

Our Milky Way is far from calm — it ripples with a colossal wave spanning tens of thousands of light-years, revealed by ESA’s ...

Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us ...

It wasn’t all that many years ago that you could go to a major astronomy meeting and hear the latest news about galaxies and supernovas and quasars and the Big Bang — but nothing at all about planets ...

The Andromeda galaxy lies just beyond (...OK, about 2.5 million light-years beyond) our galaxy, the Milky Way. These galaxies are more than just neighbors: They're gravitationally bound. And for the ...

WASHINGTON >> Scientists are observing the most energetic flare ever seen emanating from a supermassive black hole, ...

(CNN) — Over the past decade, scientists have detected a puzzling phenomenon: radio pulses coming from within our Milky Way galaxy that would pulse every two hours, like a cosmic heartbeat. The long ...

Today astronomers are saying goodbye to a remarkable spacecraft: a telescope that has observed nearly two billion stars in its 12-year life. The Gaia Observatory from the European Space Agency (ESA) ...