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 .

NASA has shared a video and photo of solar winds flowing through the Sun's corona from an extremely close distance. Coronal Mass Ejections impact Earth and other planets, and can prove dangerous to ...

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 ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

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.

Proxima Centauri b is the closest known exoplanet to our solar system that is thought to be within the habitable zone of its star.

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known for powerful flaring, and since they're dim and their habitable zones are ...