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

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

Scientists have uncovered microscopic clues buried deep in the ocean floor that could support a bold theory — a comet ...

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

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

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

Does the scientific community as a whole share the notion that a newly discovered interstellar object 3I/ATLAS is an alien ...

This score means that it’s likely to have been engineered instead of being a naturally occurring force.

In a groundbreaking study, researchers have uncovered compelling evidence of a comet that exploded in Earth’s atmosphere 12,800 years ago. The discovery, detailed in the journal PLOS One, stems from ...

It then swung past Earth for a relatively close encounter on February 1. The path of comet C/2022 E3 (ZTF) past Earth, with its closest approach on Feb 1, 2023. Credit: NASA/JPL-Caltech ...

Comets are less likely to hit Earth, but they are much larger and more likely to be catastrophic. Scientists would need about five years to prepare to deal with a comet, meanwhile, we might only ...