NASA is providing more images and information about the interstellar object that's passing through our solar system right now ...

After months of rumors of whether a comet passing through the solar system is proof of alien life, with personalities such as ...

The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.

Discovered over the summer, the comet known as 3I/Atlas is only the third confirmed object to visit our corner of the cosmos from another star. It zipped harmlessly past Mars last month.

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

As far as physical features, NASA says 3I/ATLAS has speed, color, and direction that are, “consistent with what we’d expect ...

While none of the spacecraft have cameras perfectly designed to spot comets zipping by at speeds up to about 153,000 miles per hour (246,000 kilometers per hour), astronomers didn’t want to miss what ...

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes ...

Searching for life on other planets requires more than just measuring their distances from their stars. A future NASA ...

JWST has detected rare silane gas in an ancient, oxygen-poor brown dwarf, revealing a key clue to why Jupiter and Saturn hide ...