Cracking the ’Oumuamua Code: Alien Spaceship or Natural Phenomenon?
2017 comet’s unusual acceleration explained by hydrogen outgassing from ice. In 2017, a mysterious comet dubbed ‘Oumuamua fired the imaginations of scientists and the public…
Oumuamua News
ʻOumuamua is an intriguing interstellar object that passed through our solar system in 2017, marking the first time such an object was observed. Discovered by astronomers using the Pan-STARRS1 telescope in Hawaii, its name means “scout” or “messenger” in Hawaiian. Unlike typical asteroids or comets from within our solar system, ʻOumuamua’s highly elongated shape, unusual trajectory, and rapid speed suggested it originated from outside our solar system. It exhibited characteristics that defied easy classification: it lacked a visible cometary coma despite its close approach to the Sun, and its tumbling motion was atypical for known asteroids. The exact nature and origin of ʻOumuamua remain subjects of scientific debate, with hypotheses ranging from a fragment of a larger body to a piece of interstellar debris, or even, more speculatively, an artificial object. Its brief visit provided valuable insights and raised many questions about the nature of interstellar objects and the processes at play in distant star systems.
Unprecedented Opportunity To Investigate the Next Interstellar Visitor With the Webb Space Telescope
Scientists will learn about objects trespassing on our cosmic turf So far, only two interstellar objects have been spotted buzzing through our solar system, but…
A Spacecraft Could Catch Up With Interstellar Object ’Oumuamua in 26 Years – If Launched by 2028
In October 2017, the interstellar object ‘Oumuamua passed through our Solar System, leaving a lot of questions in its wake. Not only was it the…
Not Saying It Was Aliens, but ’Oumuamua Probably Wasn’t a Nitrogen Iceberg…
On October 19th, 2017, astronomers made the first-ever detection of an interstellar object (ISO) passing through our Solar System. Designated 1I/2017 U1′ Oumuamua, this object…
A Harvard Astronomer Said It’s Alien Technology – Now Scientists Think They Found the True Origin of Strange Interstellar Object
In 2017, the first interstellar object from beyond our solar system was discovered via the Pan-STARRS astronomical observatory in Hawaii. It was named ‘Oumuamua, meaning…
Another Twist in the Debate Over the Origins and Structure of Mysterious Interstellar Object ’Oumuamua
Scientists Determine ‘Oumuamua Isn’t Made From Molecular Hydrogen Ice After All The debate over the origins and molecular structure of ‘Oumuamua continued with an announcement…
Astronomers Say Mysterious Interstellar Visitor Was Probably ‘Dark Hydrogen Iceberg,’ Not Aliens
Study by University of Chicago, Yale scientists lays out origin story for object named ‘Oumuamua. The aliens came on October 19, 2017. That was the…
Origin of the First Known Interstellar Object ’Oumuamua – Explaining Its Mysterious Shape and Puzzling Motion
What is the origin of the famous interstellar object ‘Oumuamua? How was it formed and where did it come from? An article published on April…
Mysterious Interstellar Object ’Oumuamua Explained by New Formation Theory
A new scenario based on computer simulations accounts for all of the observed characteristics of the first known interstellar object to visit our solar system….
Astronomers Have A New Theory On Interstellar Rock ‘Oumuamua
Astronomers at Yale and Caltech say that ‘Oumuamua, the much-discussed interstellar space rock, is best viewed as a comet with odd properties — and not…
NASA Discovers New Information About Interstellar Visitor ‘Oumuamua
In November 2017, scientists pointed NASA’s Spitzer Space Telescope toward the object known as ‘Oumuamua — the first known interstellar object to visit our solar…
Spitzer Observations of Interstellar Object ‘Oumuamua
One year ago this week astronomers discovered an unusual object moving through space not too far from the Earth’s orbit. In just a few days…
Astronomers Identify Possible Places of Origin of ‘Oumuamua
Using data from ESA’s Gaia stellar surveyor, astronomers have identified four stars that are possible places of origin of ‘Oumuamua, an interstellar object spotted during…
What We Know and Don’t Know About Interstellar Object ‘Oumuamua
The interstellar object ‘Oumuamua perplexed scientists in October 2017 as it whipped past Earth at an unusually high speed. This mysterious visitor is the first…
First Known Interstellar Object ‘Oumuamua Gets Unexpected Speed Boost
Using observations from NASA’s Hubble Space Telescope and ground-based observatories, an international team of scientists have confirmed ′Oumuamua (oh-MOO-ah-MOO-ah), the first known interstellar object to…
Astronomers Use Radio Telescope to Listen in on Interstellar Visitor
A telescope in outback Western Australia has been used to listen to a mysterious cigar-shaped object that entered our Solar System late last year. The…
Implications of the First Observed Interstellar Object ‘Oumuamua
The first interstellar object ever seen in our solar system, named ‘Oumuamua, is giving scientists a fresh perspective on the development of planetary systems. A…
VLT Shows First Interstellar Asteroid ‘Oumuamua is Like Nothing Seen Before
Astronomers reveal that asteroid ‘Oumuamua was traveling through interstellar space for millions of years before its chance encounter with our star system. For the first…