Add Yahoo as a preferred source to see more of our stories on Google. Astronomers captured Comet 3I/ATLAS in the pre-dawn sky, revealing its unusual, multiplumed tail as it reemerges from behind the ...

A famous comet visiting from outside our solar system known as 3I/ATLAS is blazing through our cosmic neighborhood, leaving a striking trail in its wake. A ground telescope in Chile recently glimpsed ...

Comet C/2025 R3 is putting on its final show as it passes close to the Sun before leaving the solar system forever.

Comet 3I/ATLAS is drawing unusual attention because it doesn't behave the way most comets do in photographs and time-series imaging. As it heads back out of the inner solar system, astronomers are ...

Comet 3I Atlas is currently ~186 million miles from Earth, which is twice the distance from the Earth to the sun. It is moving away from the Sun now but getting closer to Earth until December 19, 2025 ...

Though C/2026 A1 (MAPS) didn't survive, comet C/2025 R3 (PanSTARRS) is moving toward peak brightness and could become visible later this month ...

Comet C/2025 R3 PanSTARRS is days away from its close pass of the sun during an event known as perihelion.

Back in July, scientists operating a planetary defense facility designed to detect potentially hazardous asteroids spotted a visitor from another star: an interstellar object, and the third of its ...

Comet C/2025 R3 PanSTARRS is brightening and could be visible before sunrise in April. Here’s when and where Californians can ...

Comet 3I/ATLAS is just the third observed interstellar object ever witnessed in Earth's solar system. The Gemini South telescope in Chile is the latest observatory to get a glimpse of the object as it ...

Add Yahoo as a preferred source to see more of our stories on Google. A famous comet visiting from outside our solar system known as 3I/ATLAS is blazing through our cosmic neighborhood, leaving a ...