Well, Comet Lemmon finally passed its closest approach to the Sun and is now heading back into the outskirts of the solar system. That means it's fading as it receives less solar energy each day. Of ...

On Wednesday, Nov. 19, NASA will unveil more 3I/ATLAS images captured by the space agency's fleet of instruments both on the ...

NASA will go live today to share long-awaited images of the mysterious interstellar object 3I/ATLAS. Is it nearing Earth? How ...

NASA will finally share long-awaited images of interstellar object 3I/ATLAS taken during the comet's close flyby of Mars. A ...

Comet C/2025 A6 (Lemmon) is currently visible in both morning and evening skies, initially located near the Big Dipper within Canes Venatici before transitioning into Boötes. Its perigee, the closest ...

The Eta Aquarid meteor shower will light up the sky Monday, May 5 with a chance to see pieces of Halley's comet streak through the night sky. Here's what to know and when to watch. The annual Eta ...

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

Time now for an interstellar flyby. Let's meet a very old comet, 3I/ATLAS. DARRYL SELIGMAN: 3I/ATLAS is probably somewhere between 3 billion to 11 billion years old. So it's presumably been traveling ...

Three glowstick green comets, all discovered this year, could make a spectacular naked-eye appearance this month. The fiery triplets could not have come at a better time. The nights are dark, crisp ...