The plot of the movie Independence Day could soon become reality—as early as this November. According to Harvard astronomer Avi Loeb, a 20-kilometer-wide unidentified space object exhibits some ...

NASA detected the interstellar object, dubbed 3I/ATLAS, traveling through our Solar System, sparking a flurry of scientific analysis to determine its origin.

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object 3I/ATLAS and take a closer look – but time is against them ...

3I/ATLAS is just the third recorded interstellar object to enter the solar system. However, the scientific consensus is that it's likely a comet.

The object could reach Earth in November or December, the paper says, but other experts say it's nonsense.

Are interstellar objects proof of alien life? This could finally settle the debate. The Vera Rubin telescope is poised to kick off an explosive era of discovery. "It's like old-fashioned astronomy ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here are all of your questions answered.

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object has been observed visiting our solar system.

Applause for A11pl3Z Astronomers may have found a third interstellar object The object has a very high eccentricity.

The mystery object, located just a short 15,000 light-years from Earth in our Milky Way galaxy, was spotted emitting unusual pulses.