Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

Recently discovered interstellar comet 3I/ATLAS have been captured using the European Southern Observatory's Very Large ...

Interstellar comet 3I/ATLAS will fly by our planet at a safe distance of 1.8 astronomical units (roughly 167 million miles or ...

An interstellar comet that originated outside our solar system has just made its closest pass to the sun, brightening dramatically and rapidly as it did so. The reason for the sudden extreme activity ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on December 19, 2025, revealing chemical secrets from a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Today, NASA released the most detailed images yet of 3I/ATLAS. The ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Have you seen the green comets yet? Two icy visitors from ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. After a quiet 2025 for comets, skywatchers may soon get a ...

Despite some similarities and speculation, the new comet likely originated from our solar system's Oort Cloud and is not directly connected to 3I/ATLAS. The comet will make its closest approach to ...

HOUSTON, Texas -- Fifty years ago, Apollo 11 successfully landed on the moon, marking a historic moment for NASA and Houston. As we celebrate the anniversary, the space agency is releasing never ...

NASA's Solar Heliospheric Observatory captured this footage of a comet hitting the sun, followed immediately by a massive explosion caused by solar winds, known as a coronal mass ejection. The ...