A fast-moving wildfire, one of many raging across Spain, bore down on the Madrid Deep Space Communications Complex on Friday, ...

Astronomers detected a strong 170-day signal suggesting a Jupiter-mass object orbits the brown dwarf CD-35 2722 B. The ...

After several years of record-breaking short days, Earth’s spell of unusually rapid rotation may have peaked, with the ...

The Milky Way is ancient, and its first stars formed shortly after the Big Bang. It’s been through a lot in its long life, ...

Imagine looking up at the night sky and seeing a bright blue planet where the Moon should be. At first, it would look like a beautiful cosmic event. But then astronomers would realize something ...

Scientists are documenting a planetary system in the Milky Way galaxy that is so starkly dissimilar to our own solar system ...

Contrary to what some people think, the Earth isn’t the center of the Universe. But what if it was? What if those medieval ...

Artistic illustration of how the Milky Way’s disc may have shifted by more than 90 degrees. The faint outline shows its possible former orientation, while the surrounding stellar halo preserves clues ...

The Nancy Grace Roman Space Telescope will be the first space telescope to use an “active coronagraph” to block out unwanted ...

Our galaxy, the Milky Way, is a fairly large one in our part of the universe. In part, its size is thanks to several minor ...

Although general relativity (GR) is an elegant theory of gravity, we don't often need to use it. For most gravitational ...

The Milky Way may not always have faced the same direction. New simulations suggest its stellar disc could have swung through ...