A newly discovered celestial object may be a starless cloud that could change how astronomers understand dark matter.

Harvard astrophysicist Avi Loeb has flagged at least 16 anomalies in his handful of studies so far. While speculations abound ...

At 3.51 au from the Sun well beyond the region where water ice normally drives strong cometary activity 3I/ ATLAS still ...

ATLAS, the interstellar anomaly that has rivetted scientists as it hurtles through our solar system, might not be as special ...

Unlike the comets that call our solar system home, 3I/ATLAS is a cosmic nomad on a hyperbolic trajectory — a one-time flyby ...

I/ATLAS is not unique, in the sense that there could be billions and trillions of such objects in the Milky Way. In fact, ...

Harvard's Avi Loeb reveals why interstellar visitor 3I/ATLAS could be an alien 'Trojan Horse' by design rather than a natural ...

"The reason for 3I’s rapid brightening, which far exceeds the brightening rate of most Oort cloud comets at similar distances, remains unclear." When you purchase through links on our site, we may ...

Ernest Opik, an Estonian astronomer based at the Astronomical Observatory in Tartu from 1921-1944, commenced research on the frequencies and speeds of meteors and comets in the 1920s. In 1932, Opik ...

Astronomers are reporting a detailed analysis of the largest Oort Cloud comet ever detected – “C 2014 UN271.” Carbon monoxide gas is venting from its surface while it is still more than a billion ...

In April 2009, Oracle Corp. made what at the time looked like a bad deal. Or at least that was the conventional wisdom. It announced that it was buying Sun Microsystems Inc. for $7.4 billion, or $5.6 ...