I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

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 .

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.

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

This stunning image dubbed 'Cosmic Owl' captures a remarkable moment in deep space, billions of light years away.

Stock indexes are mixed in midday trading Tuesday, coming off a broad sell-off following the Trump administration’s decision ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

DAMASCUS, Syria — (AP) — Abdulrazak al-Jenan swept the dust off his solar panel on his apartment roof overlooking Damascus.

It appears our solar system is getting more popular with out-of-towners. Astronomers have found a third interstellar object, ...

Some Mondays are worse than others, but April 28 2025 was particularly bad for millions of people in Spain and Portugal.

A Hong Kong-based startup called Achelous Pure Metals has developed a cost-effective system to recover precious materials ...

AB 942 would eliminate NEM 1.0 and NEM 2.0 contracts if a home sells, regardless of how much time the home has left in the ...