A mysterious interstellar object has recently captured the attention of astronomers worldwide. This enigmatic visitor, ...

In a universe where change usually unfolds over eons, astronomers have gotten a rare front-row seat to watch a small, icy ...

I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...

Avi Loeb suggested that if 3I/ATLAS is a spacecraft, it may use its proximity to the Sun's powerful gravitational pull while ...

Keck II telescope observations of interstellar object 3I/ATLAS found "evidence for a puzzling anti-tail extension" pointing ...

Here’s what you’ll learn when you read this story: Object 3I/ATLAS is now too far from Earth to aim a telescope at, but prior observations showed some unusual behavior. The anomalous nature of the ...

Using JWST and ALMA data, astronomers have spotted a superlong and narrow 'galactic contrail,' possibly produced by a black hole. The gas- and dust-rich tail is 20,000 light-years long but just 650 ...

New images of the 33-million ton interstellar object confirmed it is releasing a nickel alloy commonly used in the aerospace ...

NASA has activated a global planetary defense group to study a massive interstellar object exhibiting strange, possibly artificial characteristics ...

(CNN) — A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third ...

Object 3I/ATLAS is now too far from Earth to aim a telescope at, but prior observations showed some unusual behavior. The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought ...