A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say.
Astronomy & Telescopes
Posted inAstrochemistry, Astrogeology, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Press Release
NASA Researchers Discover More Dark Comets
These celestial objects look like asteroids but act like comets now come in two flavors.
Posted inCommercial & Private Sector, Cubesats and smallsats, Interstellar, Missions & Hardware, Proxima Centauri, Status Report
Swarming Proxima Centauri: Coherent Picospacecraft Swarms Over Interstellar Distances
Tiny gram-scale interstellar probes pushed by laser light are likely to be the only technology capable of reaching another star this century. We presuppose availability by mid-century of a laser […]
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Comets and Asteroids, Imaging & Spectroscopy, Interstellar, Status Report, Stellar Cartography
Predicting Interstellar Object Chemodynamics With Gaia
The interstellar object population of the Milky Way is a product of its stars. However, what is in fact a complex structure in the Solar neighbourhood has traditionally in ISO […]
Posted inAstrochemistry, Astronomy & Telescopes, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Interstellar, SETI & Technosignatures
On The Possibility Of An Artificial Origin For `Oumuamua
Science offers the privilege of following evidence, not prejudice. The first interstellar object discovered near Earth, Oumuamua, showed half a dozen anomalies relative to comets or asteroids in the Solar […]
Posted inAstrochemistry, Astronomy & Telescopes, Icy Worlds, Imaging & Spectroscopy, Interstellar, Press Release, SETI & Technosignatures
Radio Search For Artificial Emissions From ‘Oumuamua
It’s the first time a visitor from another star system has been seen nearby. But what is it? An asteroid, a comet … or an alien artifact? Scientists at the […]
Posted inPress Release, SETI & Technosignatures
Outback Radio Telescope Listens 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 unusual object–known as ‘Oumuamua–came from […]
Posted inAstronomy & Telescopes, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Interstellar, Press Release, SETI & Technosignatures
Breakthrough Listen Releases Initial Results and Data from Observations of ‘Oumuamua
No evidence of artificial signals emanating from the object so far detected by the Green Bank Telescope, but monitoring and analysis continue. Initial data are available for public inspection in […]