Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

China's Tianwen-2 probe continues on its journey to rendezvous with a near-Earth asteroid (NEA) before heading to the main ...

According Harvard physicist Avi Loeb, the object - which originated in interstellar space - was spotted by astronomers ...

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It was first discovered zipping near the sun this fall.

On Jan. 4, Earth received its maximum radiation from the sun, which was at its largest in the sky for 2025. The difference isn't huge — the sun today appears to be a mere arcminute (1/60th of a degree ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

Most foraminiferan species reside on the seafloor, but paleontologists are particularly interested in planktonic species, ...

Ten areas in the sky were selected as “deep fields” that the Dark Energy Camera imaged several times during the survey, ...