Interstellar comet 3I/ATLAS is tearing through our solar system at roughly 130,000 miles per hour, a speed that turns ...

The 3I/ATLAS comet is capturing the attention of astronomers and space enthusiasts alike as it embarks on a remarkable journey through our solar system. This interstellar traveler, originating from ...

It is a piece of another star's protoplanetary disk, offering a chemical signature that is utterly unobtainable otherwise. It ...

The interstellar comet 3I/ATLAS, the second ever confirmed, is fueling 'violent ice volcanoes' with a rare metal-rich core.

3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...

Currently there is a third “interstellar interloper” now passing through the solar system designated as 3i/ATLAS, for the ...

Most comets show green or blue light near sunlight. This colour comes from gases reacting to ultraviolet exposure. But Comet ...

The fractured comet C/2025 K1 (ATLAS) is now visible to skywatchers after breaking into multiple large pieces following a ...

The planetarium turns 100 this year. What came before the giant domes, with imagery of galaxies, asteroids and meteors ...

It wasn’t easy, bringing the stars indoors. The first show, held in Germany in 1925, used grainy footage on a small dome, but was dizzying nonetheless. Now, a whole new future looms.

In October, a pair of comets known as Lemmon and SWAN also left trails of dust and gas as they continued along their vast ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.