The James Webb Space Telescope, the most powerful space telescope ever built, has picked up highly unusual readings from an object moving towards the inner solar system. These readings have sparked a ...

Astronomers using data from the Atacama Large Millimeter/submillimeter Array (ALMA) have found a distant object in the direction of Alpha Centauri. The object appears to be in the outer region of our ...

Astronomers may have just discovered a new interstellar object passing through our solar system. The object, a celestial body from another star system, was discovered on Tuesday by the University of ...

A mysterious object has been identified as an “interstellar visitor” by NASA while shooting through our solar system, sparking discussions about its origin and nature. A Harvard astrophysicist ...

Astronomers have spotted the second object ever known to visit our solar system from another star system. The object is expected to fly near Mars in October. The International Astronomical Union (IAU) ...

The first observed interstellar object blazed through our solar system more than two years ago. Astronomers scrambled to observe the object in October 2017 before it disappeared, and their ...

Earlier this summer, astronomers discovered something strange whizzing past Jupiter: an interstellar object. Scientists named it 3I/ATLAS. It’s only the third interstellar object ever observed, and it ...

Astronomers have discovered the most distant object ever found in our solar system. The planetoid — the term for a small chunk of rock or dust or ice orbiting the sun — is appropriately nicknamed ...

Astronomers around the world are trying to track down a small, fast-moving object that is zipping through our solar system. Is a comet? An asteroid? NASA’s not sure. The space agency doesn’t even know ...