Is it a spaceship carrying aliens from a alternate universe? Could it be an 11-billion- year-old comment suddenly visible in ...

NASA spotted something that will arrive on Earth in the next couple of months. It won't destroy it - but if this was the goal ...

As the comet 3I/ATLAS plummets through our Solar System, NASA's good old Hubble Space Telescope has captured the best look ...

The object, officially titled 3I/ATLAS, was discovered in July and is currently traveling toward Earth at an estimated ...

The Hubble Space Telescope has captured a stunning image of a high-speed comet traveling through our solar system. Scientists ...

The latest observations of 3I/ATLAS suggest it resembles comets from the outer reaches of our solar system, but may be ...

He gained widespread attention for suggesting that the 2017 interstellar object ʻOumuamua might be an artificial probe created by an alien civilization, based on its unusual acceleration and shape.

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a ...

Instead, scientists are looking into existing spacecraft already in orbit around other planets. Harvard Professor Avi Loeb ...

Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.