interstellar object Active
1I/'Oumuamua
The first known interstellar object to visit the Solar System, discovered on 19 October 2017 and officially designated 1I/2017 U1.
Universe
Interstellar objects
Verified coverage for Interstellar objects.
5 resultsRelated profiles
3
interstellar object Active
1I/ʻOumuamua
1I/ʻOumuamua was the first confirmed interstellar visitor to the Solar System. Discovered in 2017, it yielded trajectory and brightness measureme...
interstellar object Active
3I/ATLAS
3I/ATLAS is the third confirmed interstellar object observed crossing the Solar System. Its open trajectory and cometary activity offer a way to...
Articles and news
2
Article
3I/ATLAS: what an interstellar visitor may reveal about other star systems
The study of 3I/ATLAS expands what is known about objects arriving from beyond the Solar System. Its clues about origin are suggestive, but do no...
Article
3I/ATLAS: what new clues reveal about an interstellar visitor
A study of 3I/ATLAS’s composition offers clues about the environment in which it may have formed. Here is what the available information supports...