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

A Harvard physicist has asserted that new images of the Manhattan-sized interstellar object rocketing through our inner solar ...

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

Scientists are weighing up the possibility of intercepting an interstellar object hurtling towards our solar system at speed.

As evidence continues to mount that the mysterious object with interstellar origins currently speeding toward the inner solar ...

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another ...

Astronomers are tracking a newly spotted comet, named 3I/ATLAS, hailing from parts unknown. It is only the third time such an ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar ...