"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." Spirals are a repeating theme in ...

Astronauts aboard the International Space Station (ISS) have a front-row seat to some of the most extraordinary sights in the ...

The Large Magellanic Cloud, a dwarf satellite galaxy orbiting the Milky Way, causing the larger galaxy to “wobble,” imparting ...

Using NASA's James Webb Space Telescope, Northwestern astrophysicists gained the longest, most detailed glimpse yet of the ...

The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth.

"We are able to measure the local dark matter density using direct acceleration measurements for the first time." ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Have you ever wondered how astronomers manage to map out the Milky Way when it's so incredibly vast? One of the most powerful ...

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

NASA's flagship space telescope captured flares from the disk of superheated material around the black hole, revealing the ...

Am astrophotographer has now unveiled the most breathtaking photo of the Andromeda galaxy we've ever seen, and he took it ...

Fast-moving stars in the Milky Way indicate there could be a supermassive black hole in the neighboring Large Magellanic ...