A massive comet trail may have caused climate upheaval on Earth more than 12,000 years ago, sparking the Younger Dryas.

Hubble also captured a dust plume ejected from the Sun-warmed side of the comet and a hint of a dust tail streaming away from ...

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to pass our way.

These strange objects could explain how water arrived on Earth, but may also be a previously unrecognised threat to our ...

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

Of course, 3I/ATLAS is no ordinary comet. Discovered on July 1, 2025 by the Asteroid Terrestrial-impact Last Alert System ...

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

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

New research uncovered compelling evidence — with the aid of a Big Island telescope atop Mauna Kea — that water from a comet is strikingly similar to that found in Earth’s oceans.

"We should put all possibilities on the table that it's a rock, a comet, or something else until we get the evidence, the ...

The comet is hurtling our way at 130,000 mph, but will veer closer to Mars than Earth, keeping a safe distance from both.

Learn more about the Younger Dryas event, an ancient climate change catastrophe that’s typically attributed to glacial ...