The Milky Way ripples like a vast cosmic wave. Gaia’s precise measurements reveal a colossal motion sweeping through the galaxy’s disc, an echo of something mysterious in our galaxy’s ancient past.

So how many stars are there? Given all of the above, astronomers estimate that the Milky Way contains around 100 billion ...

Investigating mysterious gamma ray radiation from the Milky Way’s center. The Galactic Center GeV Excess is a spherical ...

For years, astronomers have predicted a dramatic fate for our galaxy: a head-on collision with Andromeda, our nearest large galactic neighbor. This merger—expected in about 5 billion years—has become ...

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...

Astronomers see no stars ejected from the center of our Milky Way galaxy, giving them important information about the Sgr A* black hole.

New simulations tilt the scales for competing theories about excess gamma ray light at the center of the galaxy ...

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...

What made the pulses puzzling to the astronomers was that they came in the form of both radio waves and X-rays. The discovery marks the first time that such objects, called long-period transients, ...

James Webb Space Telescope captures stunning images of Sagittarius B2, a massive star-forming region near the Milky Way galaxy’s center.

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...