According to the paper laying out the research behind the discovery, "TOI-1846b is a super-Earth-sized planet, with a radius of approximately 1.8R⊕, placing it within the intriguing radius valley area ...

Scientists have discovered that Earth could have at least six minimoons that we never knew existed. A minimoon is a small ...

Yep, Earth will temporarily get a second moon. It’s called 2024 PT5 and it’s been called a “mini moon” by astronomers. 2024 PT5 is expected to join Earth’s orbit for two months, before breaking free ...

Newly discovered Earth-size planet TOI 700 e orbits within the habitable zone of its star in this illustration. Its Earth-size sibling, TOI 700 d, can be seen in the distance.

Third-ever confirmed visitor, dubbed 3I/Atlas and hurtling at 60 kilometers per second after likely being formed in distant ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...