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

NASA astronaut Don Pettit used a camera with low light and long duration settings to capture this Jan. 29, 2025, image of the ...

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

A SpaceX Falcon 9, carrying the SPHEREx and PUNCH missions, is scheduled to lift off on Sunday at 10:09 p.m. ET.

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

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

Nevada is one of very few places left in the country where there is so little artificial light the Milky Way is visible to ...

"Everything scattered in the Andromeda system is very asymmetric and perturbed. It does appear that something significant ...

This stunning photo was taken on January 29, 2025, from 265 miles (425 km) above the Pacific Ocean. Pettit, a seasoned ...

In March the bright winter constellations of Canis Major, Canis Minor, Orion, Gemini, Taurus and Auriga fill the southern sky stretching all the way to zenith — the point directly overhead. Directly ...

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