Astronomers worldwide are intensely studying 3I/ATLAS, a mysterious interstellar object entering our solar system. Its ...

A peculiar interstellar visitor, 3I/ATLAS, is challenging comet theories with its sunward tail and unusual composition. While ...

An interstellar object called 3I/ATLAS has just passed our sun. Despite online rumours that it’s an alien spaceship, experts ...

The space object, named Chiron, is believed to be a piece of rock measuring a whopping 130 miles wide at its broadest point - ...

This is only the third interstellar comet scientists have observed. Its extreme brightening, unusual composition, and intense ...

Although it's smaller than a planet, Chiron could be a natural laboratory for learning about how ring systems form, change, ...

They also noted that iron was not detected alongside the nickel, an uncommon pattern in comets. Rahatgaonkar and Seligman ...

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 ...

A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien ...

A mysterious object spotted hurtling toward Earth has sparked a wave of global panic and wild alien invasion theories online.

Astronomers have found signs that the small icy world Chiron, orbiting between Saturn and Uranus, may be forming a new ring ...

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