An interstellar object is an astronomical object in interstellar space that is not gravitationally bound to a star. Applicable objects include asteroids...

velocity of 58 km/s (36 mi/s) relative to the Sun. It is the third interstellar object confirmed passing through the Solar System, after 1I/ʻOumuamua (discovered...

1I/ʻOumuamua is the first confirmed interstellar object detected passing through the Solar System. Formally designated 1I/2017 U1, it was discovered by...

telescopes to systematically look for artifacts in Earth's orbit, interstellar objects, and unexplained craft, sometimes called "anomalous aerial vehicles"...

(Borisov), is the first observed rogue comet and the second observed interstellar interloper after ʻOumuamua. It was discovered by the Crimean amateur...

the northeast coast of Papua New Guinea. It was claimed to be an interstellar object in a 2019 preprint by astronomers Amir Siraj and Avi Loeb, and this...

free-floating planet (FFP) or an isolated planetary-mass object (iPMO), is an interstellar object of planetary mass which is not gravitationally bound to...

Solar System, arguing that ʻOumuamua and other interstellar objects, including the reputedly interstellar meteor CNEOS 2014-01-08 are potential examples...

following a loss of contact the previous month. The third ever confirmed interstellar object to pass into our Solar System, 3I/ATLAS, is discovered by the Asteroid...

first known interstellar object to pass through the Solar System. Loeb, an astronomer at Harvard University, speculates that the object might be an extraterrestrial...

Galaxy Interstellar object, an object that has traveled through interstellar space, such as ʻOumuamua, the first known example List of artificial objects leaving...

University of Hawaiʻi at Mānoa, where he discovered the first known interstellar object, ʻOumuamua. He has also published numerous articles on meteors and...

Interstellar travel is the hypothetical travel of spacecraft between star systems. Due to the vast distances between the Solar System and nearby stars...

system portal Heliosphere Hills cloud Interstellar object List of possible dwarf planets List of trans-Neptunian objects Nemesis (hypothetical star) Planets...

out a Mars impact by Oort cloud comet C/2013 A1 (Siding Spring). Interstellar objects generally require an observation arc of 2–3 weeks using hundreds...

director of interstellar object studies at the Galileo project, is involved with the search and discovery mission for interstellar objects. His research...

challenges of Interstellar Travel. It pioneered small-scale laser sail interstellar probes (Project Dragonfly) and missions to interstellar objects (Project...

ISM on August 25, 2012, making it the first artificial object from Earth to do so. Interstellar plasma and dust will be studied until the estimated mission...

of a mission to interstellar objects such as ʻOumuamua and 2I/Borisov, initiated on 30 October 2017 by the Initiative for Interstellar Studies (i4is)....

a close encounter with Saturn in 2022 3I/ATLAS, the third known interstellar object ever discovered passing through the Solar System "Comet ATLAS" may...

comet C/2018 V1 (Machholz–Fujikawa–Iwamoto) found that it may be an interstellar object, and identified two stars it may have originated from (Gaia DR2 1927143514955658880...

Spaceguard system to track potentially hazardous objects in space. In 2131, Spaceguard detects an interstellar object entering the Solar System, designating it...

radiation by dust and gas between an emitting astronomical object and the observer. Interstellar extinction was first documented as such in 1930 by Robert...

Interstellar: The Search for Extraterrestrial Life and Our Future in the Stars (also known as Interstellar) is a popular science book written by American...

in the clouds of the diffuse interstellar medium, in molecular clouds, in the circumstellar dust of young stellar objects, and in planetary systems such...

processed-type meteorites are chunks from shattered massive planetesimals. Interstellar objects could have been captured, and become part of the young Solar system...

is currently the farthest human-made object from Earth. Both Voyager 1 and Voyager 2 have reached interstellar space, the region between stars where...

A clear example of this is the eccentricities of the two known interstellar objects as of October 2019, 1I/'Oumuamua. and 2I/Borisov. 'Oumuamua had an...

only been studied a few years before the object's discovery. One study suggests that it was an interstellar asteroid captured 4.5 billion years ago into...

statites have been proposed for performing a rendezvous with an interstellar object. Dyson bubble List of hypothetical technologies Solar mirror Space...