I/ATLAS is the third interstellar object ever discovered in our solar system. Telescope observations suggest it is a roughly ...

I/ATLAS was recorded by several objects as it made its close pass by the sun this week which resulted in the jarring ...

Interstellar object 3I/ATLAS is on the opposite side of the sun from Earth - but several spacecraft are in the perfect ...

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

New telescope images show that the interstellar comet 3I/ATLAS is shooting a giant jet of gas and dust toward the sun. This ...

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How ...

The interstellar object 3I/ATLAS has astonished astronomers by turning distinctly blue and rapidly brightening as it neared ...

"If the object is an alien spacecraft slowing down, and the anti-tail is braking thrust, then this change from anti-tail to ...

Renowned astrophysicist Neil deGrasse Tyson continues to dismiss the hypothesis of a Harvard University professor that a ...

Loeb, though, has another explanation. In his latest blog on the interstellar object, Loeb posits that the anti-tail could ...

If the astronomer's hypothesis is right, it could mean that the interstellar object is linked to alien technology.

The unusual trajectory of interstellar comet 3I/ATLAS has sparked speculation that it could be an alien spacecraft.