Scientists reportedly spotted a comet the size of Manhattan flying through the Milky Way galaxy.

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

For the first time, astronomers have successfully observed the earliest stages of planet formation around a star outside our ...

With a spectacular array of galaxies and nebulas, the ambitious telescope begins its 10-year survey of the cosmos.

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Imagine waking up one morning to the news: a black hole is drifting close to our solar system. It sounds like the plot of a .

"One day soon we may be able to see these 'missing' galaxies, which would be hugely exciting and could tell us more about how ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

It's the so-called "Milky Way season" in the Northern Hemisphere. Here's everything you need to know about viewing the galaxy's core this summer.