Scientists have examined the interstellar invader 3I/ATLAS, finding evidence that it is packed with water that could be older ...

Miguel Claro took one last look at the comet as it bid farewell to Earth for the next 80,000 years. Miguel Claro is a ...

On July 1, astronomers spotted an unusual high-speed object zooming towards the sun. Dubbed 3I/ATLAS, the surprising space ...

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

NASA has discovered an interstellar comet that’s wandered into our backyard.The space agency spotted the quick-moving object with the sky-surveying Atlas telescope in Chile earlier this week, and ...

The bright K2 comet — previously the farthest active comet ever spotted — approaches the Earth on July 13 and 14. Here's what it is and how to see it.

The comet's approach toward Earth coincides with a total solar eclipse on April 8. Around that time, 12P/Pons-Brooks will be at or near perihelion, the point during orbit when it's closest to the sun.

The green comet has not been seen for 50,000 years. You may be able to spot the comet in a clear, moonless sky -- especially with binoculars or a telescope.

Comet 12P/Pons-Brooks, known as the Devil Comet for its distinctive "horns," is fast approaching. Here's when, and how close it will come to Earth.

An extraordinary green comet that hasn’t appeared in Earth’s night skies since the time of woolly mammoths will make its closest approach Wednesday and Thursday. Scientists have calculated the ...

A massive comet traveling toward Earth has had two explosions in four months, according to the British Astronomy Association. Astronomers have observed the comet, 12P/Pons-Brooks, ...

The green-colored comet C/2022 E3 (ZTF), which was first discovered by astronomers in March 2022, will make its closest approach to Earth later in the month.