Elon Musk addressed Harvard researcher Avi Loeb’s theory on interstellar comet 3I/ATLAS, confirming its nickel-rich ...

Since the first crew of astronauts reached the International Space Station on Nov. 2, 2000, humanity has had a continuous presence among the stars.

Stargazers using telescopes should be able to see the object in the predawn sky beginning Nov. 11, according to EarthSky.

Interstellar visitor 3I/ATLAS is passing Earth. Scientists have studied using nuclear explosions to deflect comets. The goal ...

November's supermoon is the second of three supermoons this year and also the closest: The moon will come within just under ...

Humans have been in space onboard the ISS continuously for 25 years. As the station nears its end, new commercial habitats are lining up to take its place ...

Is 3I/ATLAS a once-in-a-century interstellar comet or a genuine signal? We separate verified data from viral claims, quotes from NASA and Harvard.

November's Sky Above episode features a supermoon, meteor shower, and interstellar comet, with experts discussing these ...

Matt Rogers, dressed as Nigel from “The Devil Wears Prada” for Halloween, joins TODAY’s Jenna Bush Hager and guest co-host Savannah Guthrie to break down the top five things in pop culture, including ...

On Wednesday, the space companies owned by two of the richest people on Earth — Elon Musk’s SpaceX and Jeff Bezos’ Blue Origin — submitted ideas to the space agency for a faster program to land ...

Astrophysicist Neil deGrasse Tyson’s latest StarTalk video‘s introduction started off looking like a conspiracy video. An ...

The ISS has “come into its own as a very sophisticated scientific laboratory,” says retired NASA astronaut Scott Kelly, who ...