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Category: Astronomy

Astronomers Discover Planetary-Mass Object Orbiting a Tiny Star 690 AU Away

Astronomers Discover Planetary-Mass Object Orbiting a Tiny Star 690 AU Away

Editors of ScienceNewsTodayDecember 16, 2025December 16, 2025

About 430 light years from Earth, a cold and shadowy stretch of space quietly gives birth to stars. This place,…

Scientists Warn Earth’s Satellite Network Could Collapse in Days—and the Sun Might Be the Trigger

Scientists Warn Earth’s Satellite Network Could Collapse in Days—and the Sun Might Be the Trigger

Editors of ScienceNewsTodayDecember 16, 2025December 16, 2025

High above Earth, far beyond the reach of weather and borders, thousands of satellites race around the planet in carefully…

An Alien Comet Just Glowed in X-Rays—and It May Be Hiding Gases We’ve Never Seen Before

An Alien Comet Just Glowed in X-Rays—and It May Be Hiding Gases We’ve Never Seen Before

Editors of ScienceNewsTodayDecember 16, 2025December 16, 2025

On a quiet stretch of December space, something rare drifted past the instruments of human curiosity. Interstellar comet 3I/ATLAS, a…

Astronomers Found a Monster in the Milky Way’s Biggest Cluster, But It’s Eerily Silent

Astronomers Found a Monster in the Milky Way’s Biggest Cluster, But It’s Eerily Silent

Editors of ScienceNewsTodayDecember 16, 2025December 16, 2025

Omega Centauri hangs over the southern sky like a celestial city, immense and crowded, a dense sphere packed with roughly…

Earth’s Origin Story May Be Far More Common Than Anyone Thought

Earth’s Origin Story May Be Far More Common Than Anyone Thought

Editors of ScienceNewsTodayDecember 15, 2025December 15, 2025

Long before Earth had oceans, continents, or even a solid surface, something violent and distant may have quietly shaped its…

This Interstellar Comet Disappeared Behind the Sun and Came Back Looking Different

This Interstellar Comet Disappeared Behind the Sun and Came Back Looking Different

Editors of ScienceNewsTodayDecember 14, 2025December 14, 2025

For a time, Comet 3I/ATLAS was lost to us, hidden in the glare of the Sun as it swept through…

AI Just Cracked One of the Sun’s Biggest Mysteries

AI Just Cracked One of the Sun’s Biggest Mysteries

Editors of ScienceNewsTodayDecember 12, 2025December 12, 2025

For centuries, humanity has watched the sun with a mix of awe and caution, knowing that this glowing sphere in…

This Hellish Planet Orbits in 11 Hours—and Somehow Still Has an Atmosphere

This Hellish Planet Orbits in 11 Hours—and Somehow Still Has an Atmosphere

Editors of ScienceNewsTodayDecember 12, 2025December 12, 2025

The James Webb Space Telescope has once again turned its unblinking eye toward the cosmos and found something that seems…

Astronomers Find a Real-Life Tatooine Planet Hiding in Years-Old Telescope Data

Astronomers Find a Real-Life Tatooine Planet Hiding in Years-Old Telescope Data

Editors of ScienceNewsTodayDecember 12, 2025December 12, 2025

For years, the data sat quietly in digital storage, untouched, unassuming, and holding a secret no one had yet noticed.…

Astronomers Find a “Cosmic Jekyll and Hyde” Galaxy Hiding a Monster Black Hole in Plain Sight

Astronomers Find a “Cosmic Jekyll and Hyde” Galaxy Hiding a Monster Black Hole in Plain Sight

Editors of ScienceNewsTodayDecember 12, 2025December 12, 2025

In the faint afterglow of the early cosmos, astronomers have stumbled upon a galaxy that refuses to behave as it…

Scientists Discover Quasars Didn’t Behave the Same in the Early Universe

Scientists Discover Quasars Didn’t Behave the Same in the Early Universe

Editors of ScienceNewsTodayDecember 12, 2025December 12, 2025

For nearly fifty years, astronomers believed they understood how light emerges from the hearts of quasars, those cosmic lighthouses blazing…

Ancient Star Cluster Found Hiding in Messier 74 Has Been Silent for 11 Billion Years

Ancient Star Cluster Found Hiding in Messier 74 Has Been Silent for 11 Billion Years

Editors of ScienceNewsTodayDecember 12, 2025December 12, 2025

From 32 million light years away, the grand spiral of Messier 74 looks serene, its sweeping arms glowing with fresh…

Scientists Say Uranus and Neptune Might Not Be Ice Giants After All

Scientists Say Uranus and Neptune Might Not Be Ice Giants After All

Editors of ScienceNewsTodayDecember 11, 2025December 11, 2025

For decades, two mysterious blue worlds at the edge of the solar system have been tucked into a tidy category.…

Scientists Catch a Black Hole Twisting Spacetime for the First Time

Scientists Catch a Black Hole Twisting Spacetime for the First Time

Editors of ScienceNewsTodayDecember 11, 2025December 11, 2025

For years, a group of scientists had been searching the night sky for a signal so subtle it bordered on…

Astronomers Uncover Cosmic Collision That Shook a Giant Galaxy Cluster

Astronomers Uncover Cosmic Collision That Shook a Giant Galaxy Cluster

Editors of ScienceNewsTodayDecember 10, 2025December 10, 2025

The universe is full of giants, but few are as mysterious as the massive galaxy cluster known as SPT-CL J0217-5014.…

Astronomers Spot a Supernova So Strange It Might Finally Solve the Universe’s Biggest Mystery

Astronomers Spot a Supernova So Strange It Might Finally Solve the Universe’s Biggest Mystery

Editors of ScienceNewsTodayDecember 10, 2025December 10, 2025

Ten billion years is a long time for a secret to hide. Yet across that unimaginable gulf, a single cosmic…

Astronomers Baffled by a Month-Long, Billion-Light-Year Pulse of Light!

Astronomers Baffled by a Month-Long, Billion-Light-Year Pulse of Light!

Editors of ScienceNewsTodayDecember 10, 2025December 10, 2025

In the vast expanse of the universe, stars are often eternal performers, moving in quiet, predictable rhythms for millions or…

This Mysterious Space Blast Broke a 50-Year Record—and No One Knows Why

This Mysterious Space Blast Broke a 50-Year Record—and No One Knows Why

Editors of ScienceNewsTodayDecember 10, 2025December 10, 2025

Astronomers expect the cosmos to surprise them, but every so often it produces an event so strange, so spectacularly out…

Scientists Measure the Universe’s Expansion in a Completely New Way and the Result Deepens the Cosmic Mystery

Scientists Measure the Universe’s Expansion in a Completely New Way and the Result Deepens the Cosmic Mystery

Editors of ScienceNewsTodayDecember 6, 2025December 6, 2025

The universe has a secret, and it is becoming harder to ignore. Astronomers have known for decades that space is…

Astronomers Track a Blazar for 16 Years and Uncover a Cosmic Mystery Hiding in Plain Sight

Astronomers Track a Blazar for 16 Years and Uncover a Cosmic Mystery Hiding in Plain Sight

Editors of ScienceNewsTodayDecember 6, 2025December 6, 2025

For more than a decade, a quiet mystery has been unfolding in a distant corner of the universe. The culprit…

Two Stars Just Erupted — and Their Explosions Were Nothing Like Anyone Expected

Two Stars Just Erupted — and Their Explosions Were Nothing Like Anyone Expected

Editors of ScienceNewsTodayDecember 6, 2025December 6, 2025

Astronomers have long known that novae burst into existence with explosive speed, lighting up the sky in a single bright…

What Lies Beyond the Stars? Massive Planet and Mysterious Brown Dwarf Discovered in Distant Galaxy

What Lies Beyond the Stars? Massive Planet and Mysterious Brown Dwarf Discovered in Distant Galaxy

Editors of ScienceNewsTodayDecember 5, 2025December 5, 2025

The stars in the night sky have long held humanity in awe, their distant light igniting our curiosity about the…

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