The new image, which shows Earth along with an even smaller point of light coming from the moon, harkens back to Carl Sagan's ...

Astronomers found hidden cosmic channels, like tunnels, connecting our solar system to distant stars, reshaping views of ...

Harvard astronomer Avi Loeb and his colleagues suggest the possibility interstellar space object 3I/ATLAS is generating "its ...

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to ...

NASA’s Hubble Space Telescope has snapped images of a recently discovered interstellar visitor hurtling through our solar ...

NASA’s Hubble Space Telescope has captured the sharpest-ever view of the interstellar comet 3I/ATLAS, revealing clues about ...

Is it an alien spaceship or an ancient comet? That’s the question puzzling UFO enthusiasts, NASA, and the European Space ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

Astronomers have picked up evidence of an Earth-sized world, distinct from the previously hypothesised Planet Nine and Planet X, that might be warping the orbits of objects beyond Neptune ...

The Hubble Space Telescope has captured a stunning image of a high-speed comet traveling through our solar system. Scientists ...

U-M astronomers are helping study a fast-moving, ancient, and massive comet that formed beyond our galaxy. A group of ...