The two alien worlds make extremely close approaches to each other every 97 days, on average; during those cosmic family reunions, the two planets are separated by less than five Earth-moon distances.

The two alien worlds make extremely close approaches to each other every 97 days, on average; during those cosmic family reunions, the two planets are separated by less than five Earth-moon distances.

Named TOI-4465 b, the exoplanet caught astronomers' attention as it acts as a bridge between scorching gas giants and ice ...

Far beyond the eight familiar planets in our solar system, ... Alien planets that really exist. Brandon Specktor. Sat, May 17, 2025 at 3:30 PM UTC.

Scientists are tracking a large gas planet experiencing quite a quandary as it orbits extremely close to a young star - a ...

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...