419 Results From "comet"

In October, a newly discovered comet will come so close to Earth that people may be able to make out its heavenly fireworks unaided.
Future Society

A Huge Comet Is About to Become Visible in the Sky 

Comet 12P/Pons-Brooks, which visits the Earth roughly every 71 years, was spotted releasing intriguing radio signals last year.
Astronomy

Scientists Intrigued by Radio Signals Coming From Comet

Three sequential images dated November 8, 9, and 10, 2025, show a bright comet with a glowing nucleus and a diffuse blue tail extending diagonally upward to the left against a dark background. The comet's nucleus is splitting into multiple fragments over the three days, with the fragments becoming more distinct and separated in each subsequent image.
Astronomy

Scientists Startled by What Happens When They Point Hubble at Comet

Astronomers have detected a gigantic comet, and it's spewing gases from its nucleus as it shoots through our cosmic neighborhood.
Off-World

Scientists Intrigued by Comet With Jets Blasting From Its Interior

Astronomers have captured spectacular images of a comet, C/2025 K1 (ATLAS), breaking apart in three large pieces during its journey.
Astronomy

Amazing Telescope Photo Shows Comet Breaking Apart Into Huge Chunks

Despite data suggesting interstellar object 3I/ATLAS is simply a comet, Harvard astronomer Avi Loeb still thinks something is off.
Mars

Astronomer: 30+ Percent Probability Interstellar Object Is Alien Craft Disguised as Comet

Dark comets, which are cross between an asteroid and comet, can make up as much as 60 percent of near-Earth objects.
Off-World

Earth Surrounded by Dark Comets, Astronomers Claim

Recent NASA footage shows an eruption from our Sun breaking off the tail of a comet whizzing through the Solar System.
Off-World

Sun Blasts Comet, Breaking Off Its Tail

In Portugal, a comet shot through the sky and illuminated it turquoise — and one lucky girl captured the entire thing on camera.
Off-World

Girl Awestruck After Capturing Brilliant Blue Comet By Chance on Camera

The comet 12P/Pons-Brookes is returning for the first time since 1954, and astrophotographers are already discovering new things about it.
Off-World

Exploding “Devil Comet” Flying Past Earth Has Spiral Core

Researchers found that interstellar object 3I/ATLAS was teeming with an unusually large amount of methanol, a type of alcohol.
James Webb Space Telescope

Please Resist the Urge to Drink the Melted Sludge From 3I/ATLAS

The mysterious interstellar comet 3I/ATLAS is absolutely blasting out water at a staggering rate, astronomers found.
Astronomy

Interstellar Object Is Spraying Something Weird, Scientists Find

NASA finally released an early "peek" at the observations of its spacecraft of interstellar object 3I/ATLAS during a livestream today.
Astronomy

NASA Releases Long-Delayed Image of 3I/ATLAS

Keck II telescope observations of interstellar object 3I/ATLAS found "evidence for a puzzling anti-tail extension" pointing at the Sun.
Mars

Mysterious Interstellar Object Has Sprouted a Tendril Reaching Toward the Sun

New observations by the Gemini South telescope at Cerro Pachón in Chile revealed that interstellar object 3I/ATLAS' tail is growing longer.
Astronomy

Mysterious Object Headed Into Our Solar System Is Changing Shape, New Image Shows

Interstellar object 3I/ATLAS appears to have started spewing huge amounts of water into space.
NASA

3I/ATLAS Spraying Material as It Exits the Solar System

The Atacama Large Millimeter/submillimeter Array detected significant amounts of methanol and hydrogen cyanide in interstellar comet 3I/ATLAS.
Astronomy

3I/ATLAS Is Carrying Ingredients for Life, NASA Finds

NASA Scientist Disputes Claim That Mysterious Object Headed Into Solar System Was Sent by Aliens
Exobiology

NASA Scientist Disputes Claim That Mysterious Object Headed Into Solar System Was Sent by Aliens

Over a month after its perihelion, or closest pass of the Sun, observations still clearly show 3I/ATLAS' "anti-tail."
Astronomy

3I/ATLAS Still Showing Strange Protrusion as It Approaches Earth

Astronomers simply can't shake the feeling that there's something really off about interstellar object 3I/ATLAS.
James Webb Space Telescope

Four Telescopes Confirm There’s Something Deeply Strange About the Mysterious Object Headed Into the Solar System