Astronomers have discovered that billions of comets in an icy shell around the solar system called the Oort Cloud mimic the ...

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

Observations revealed ongoing fireworks featuring short bursts and longer flares. Imagine solar flares, but magnified to an ...

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

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

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

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

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." ...

At the edge of the Milky Way, there are a surprising number of hyper-fast stars that originate from outside. They apparently ...

New observations using NASA's James Webb Space Telescope (JWST) reveal a "unique" ongoing, rapid-fire light show at the ...