A rare comet from another star system is revealing just how different alien solar systems may be from our own.

The twinkling stars in the sky are further than they appear. So much so that NASA's Voyager 1 is still on its way to reach the star system since its launch on September 5, 1977. It will probably take ...

A team studying the spectra of interstellar comet 3I/ATLAS has found evidence of "galactic cosmic ray processing". While interesting and certainly worth knowing, it really isn't the best news that ...

A comet named 3I/ATLAS was first discovered on July 1, 2025, and is located about 420 million miles away from Earth, according to NASA. Thankfully, the comet poses no threat to Earth.

The presence of deuterium, an isotope of hydrogen, in 3I/ATLAS suggests the interstellar comet formed in a much colder place before our solar system existed.

The mysterious Manhattan-sized interstellar object 3I/ATLAS appears to have no cometary tail in new images, which would eliminate the conventional explanation for the surprising “non-gravitational ...

See more of our coverage in your search results. Add The New York Post on Google The photos are out of this world! NASA unveiled jaw-dropping high-res images of 3I/ATLAS on Wednesday as questions ...

Last fall, a Chinese spacecraft orbiting Mars captured images of a comet from another star system, offering scientists a ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists studying the interstellar object ‘Oumuamua have proposed that it may be a fragment from a Pluto-like planet beyond our ...

The JUICE mission snapped photos of Comet 3I/Atlas after surviving its closest approach to the Sun. This will be your best chance to see 3I/ATLAS in the night sky. Never-before-seen images of 3I/ATLAS ...