On Oct. 23, a striking crescent moon will be visible just after sunset alongside comets SWAN R2 and Lemmon. Here’s when and ...

Skywatchers are in for a treat as three celestial events are set to light up the night sky, with peak viewing times on ...

Some people will look at this thing and go: “It’s a comet.” Others will look at it and go: “It’s alien technology.” According to ScienceAlert, it was July 1 when astronomers clocked a strange, ...

Is interstellar object 3I/ATLAS an alien probe or a natural comet? Explore the compelling scientific evidence, from its tail ...

The Earth will soon finally learn the truth about 3I/ATLAS after months of mothership rumors and speculation about advanced ...

The newest comet to create a buzz among sky watchers was spotted recently, and it will be coming closer to Earth in October - possibly giving us a better look at this once-in-a-lifetime visitor from ...

A new image shows the growing tail of a comet from another star system streaking across our solar system. The image of comet 3I/ATLAS was captured on Aug. 27 using one of the telescopes at the ...

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. The comet known as 3I/Atlas will hurtle within 18 million miles ...

The spacecraft in question are NASA’s Europa Clipper, going to the eponymous icy moon of Jupiter, and the European Space ...

Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere ...

After intercepting the speeding comet, a wealth of findings. The photo recently released by ESA and taken by OSIRIS wide-angle camera on the Rosetta space probe, Nov. 22, 2014. ESA/Rosetta/OSIRIS/AP ...