Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

Astronomers have discovered yet another alien visitor to the Solar System.

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.

On July 1, scientists discovered a mysterious object hurtling through our solar system.  Nicknamed 3I/ATLAS, astronomers say ...

When most people think of our Solar System, they think of the 8 planets officially recognized by the International Astronomical Union (IAU). But what if I told you there are at least 40 planets, and ...

In its closest-ever dive into the Sun’s atmosphere, NASA’s Parker Solar Probe has returned stunning new images and data that ...

Coal generation fell to a record low during June 2025, and experts say that the EU's power system is changing. The picture is ...

A week and a half after its discovery, there are clues about the origin and age of the interstellar comet 3I/ATLAS – and ...

Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...

As 3I/ATLAS approaches the sun, astronomers expect its frozen ices to sublimate, releasing gas and forming a glowing coma and ...

“Incorporating First Nations seasonal knowledge into solar power generation predictions can significantly enhance accuracy by ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...