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.

Earth is far from a stationary planet; it spins on its axis, orbits the sun, journeys with the solar system around the Milky Way, and moves through the expanding universe in a complex, layered dance ...

A new look at radio maps of the sky shows a pronounced tilt, called a dipole, that astronomers are still unable to explain ...

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

HD 140283, better known as the Methuselah star, is around 200 light-years from Earth, in the constellation of Libra. It is ...

A team of scientists from the Istituto Nazionale di Astrofisica (INAF) in Italy, led by astronomer Eloisa Poggio, looked ...

After decades of searching, astronomers have imaged two supermassive black holes in orbit around each other at the heart of ...

For decades, astronomers have looked to the outer reaches of the cosmos for answers to our most fundamental questions: Where ...

As just one of all the living creatures on Earth, you're along for the ride as our planet constantly moves in two major ways.

Its local density within the solar system is thought to be much less than 85% of that in the overall universe. An artist’s impression shows the Milky Way galaxy ... including the direction of Earth’s ...

Greetings stargazers. The night sky is changing. I am not talking about stars disappearing because of light pollution, even thought that is certainly an issue, but I am thinking of all the ways the ...