The Milky Way ripples like a vast cosmic wave. Gaia’s precise measurements reveal a colossal motion sweeping through the ...

Standing on Earth and gazing out into the night sky, you’d think our Milky Way galaxy is relatively calm. Most nearby ...

Astronomers have caught a blast of hot wind streaming from the Milky Way’s central black hole, Sgr A*, for the first time ever.

New research from Johns Hopkins University and an international team of scientists suggests that two competing theories for ...

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

August has been a month jam-packed with cosmic phenomena visible from Earth – from nebulas to meteor showers to planetary conjunctions. But the month isn't over yet. And now, add to the mix one of the ...

The billions of stars comprising the Milky Way, our home galaxy, should appear especially vibrant in May 2025 as the band arcs across the night sky.

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* ...

Looking for an alternative to fireworks? Stargazers can catch a cosmic light show this Independence Day when the Milky Way appears in the night sky. The center of our home galaxy, which is composed of ...

Astronomers have discovered a strange new object in our Milky Way galaxy. An international team reported Wednesday that this celestial object — perhaps a star, pair of stars or something else entirely ...

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

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