Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

Learn about NASA's SPHEREx mission, which will launch on March 4, 2025 to study the universe's early history and search the ...

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

The Milky Way. How big do you think the Milky Way galaxy would be if the Sun was 0.0015mm in diameter? Guess by posting in ...

The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and 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 ...

Milky Way photography can yield some stunning shots from here on Earth. But what if you had a vantage point at some 400km ...

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

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

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

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

There are millions of galaxies in the universe, and while astronomers have cataloged many, some remain relatively unknown to ...