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A Cosmic Visitor: What We Know About Comet 3I/ATLAS

December 20, 2025

In the vast expanse of space, a remarkable guest has arrived. Comet 3I/ATLAS, a celestial traveler from beyond our solar system, has captured the attention of astronomers worldwide. This comet, potentially the oldest ever observed, offers a unique glimpse into the mysteries of our galaxy. On Novemb

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Mars Orbiter Mystery: What Really Happened to MAVEN?

December 18, 2025

NASA's Mars orbiter, MAVEN, has suddenly stopped working and is spinning uncontrollably. This strange event happened after the spacecraft passed behind Mars. Before this, MAVEN had been studying a mysterious object from another star system called 3I/ATLAS. MAVEN had taken pictures of 3I/ATLAS in Oc

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A Cosmic Visitor's Brief Hello

December 15, 2025

A rare guest from another star system is making a quick stop by Earth. This comet, named 3I/Atlas, is on a one-way trip through our solar system. It will be closest to our planet this week, but don't expect a close encounter. It's still very far away, about 167 million miles (269 million kilometers)

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A Comet Packed With Life's Building Blocks

December 14, 2025

A comet named 3I/ATLAS is making waves in the science world. It's not your average space rock. This one is loaded with stuff that could help life begin. Scientists found it's full of menthol and hydrogen cyanide. These are key ingredients for life to start. NASA's Martin Cordiner and his team used

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Could 3I/ATLAS Be a Cosmic Message in Disguise?

December 6, 2025

A mysterious object named 3I/ATLAS has sparked a heated discussion among scientists. Most experts say it's just a comet. But a famous Harvard scientist, Avi Loeb, thinks it might be something far more interesting. He believes it could be a sign of alien technology. Loeb argues that Earth has been a

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Hubble's Odd Discovery: A Comet That Breaks All Rules

December 6, 2025

A recent Hubble image of the interstellar object 3I/ATLAS has left scientists baffled. The picture, taken on November 30, 2025, shows something unusual. The object has a smooth, round glow. But there's more. A long, thin extension points directly toward the Sun. This is not normal for comets. Comet

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What's Going On With 3I/ATLAS? Scientists Have Some Ideas

December 4, 2025

People are talking about 3I/ATLAS, a space rock from another star system. Some think it might have ice volcanoes. But scientists say, not so fast. A recent study suggests that 3I/ATLAS might act like an ice volcano, but it's not the same thing. 3I/ATLAS is small, about the size of Manhattan. It's n

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Unlocking the Secrets of Ancient Galaxies

December 3, 2025

Elliptical galaxies hold a fascinating secret in their ultraviolet (UV) light. This secret could help scientists figure out how old these galaxies are. Recent studies have shown that the UV light from these galaxies comes from different types of stars. Some are metal-poor, and others are metal-rich

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Unraveling the Secrets of the Ancient Cosmic Wanderer

December 3, 2025

In the early hours of November 25, atop Hawaii's Maunakea volcano, scientists eagerly watched as the interstellar comet 3I/ATLAS made its way out of our solar system. This comet, a small, blurry speck among countless stars, was more than just a celestial object—it was a time capsule, older than our

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A Cosmic Visitor from Far Away

December 2, 2025

A comet named 3I/ATLAS is on a long trip through our solar system. It's not from around here. It came from another star system. This is only the third time scientists have seen something like this. Some people wonder if it could be from aliens. An astronomer named John Tonry works with a system tha