Astronomy News

January 20, 2026

Top Headlines

Inside the Mysterious Collapse of Dark Matter Halos

Jan. 19, 2026 Physicists have unveiled a new way to simulate a mysterious form of dark matter that can collide with itself but not with normal matter. This self-interacting dark matter may trigger a dramatic collapse inside dark matter halos, heating and ...

Scientists Are Closing in on the Universe’s Biggest Mystery

Jan. 8, 2026 Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly. Scientists are developing detectors so sensitive they can spot particle interactions that might occur once in years or ...

SETI Watched a Pulsar Flicker for Months and Found Space Keeps Shifting

Jan. 6, 2026 A distant pulsar’s radio signal flickers as it passes through space, much like stars twinkle in Earth’s atmosphere. By monitoring this effect for 10 months, researchers watched the pattern slowly evolve as gas, Earth, and the pulsar all moved. ...

Earth’s Toughest Microbes Could Help Humans Live on Mars

Jan. 6, 2026 Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping construction materials from Earth, researchers are exploring how to use Martian soil as the raw ingredient. Two tough ...

What Are Asteroids Really Made of? New Analysis Brings Space Mining Closer to Reality

Dec. 25, 2025 Scientists are digging into the hidden makeup of carbon-rich asteroids to see whether they could one day fuel space exploration—or even be mined for valuable resources. By analyzing rare meteorites ...

Subaru Telescope Reveals a Hidden Giant Planet

Dec. 22, 2025 Astronomers have uncovered a massive hidden planet and a rare “failed star” by combining ultra-precise space data with some of the sharpest ground-based images ever taken. Using the Subaru Telescope in Hawaiʻi, the OASIS survey tracked subtle ...

Gravitational Waves May Reveal Hidden Dark Matter Around Black Holes

Dec. 19, 2025 Gravitational waves from black holes may soon reveal where dark matter is hiding. A new model shows how dark matter surrounding massive black holes leaves detectable fingerprints in the waves recorded by future space ...

Scientists Are Turning Earth Into a Giant Detector for Hidden Forces Shaping Our Universe

Dec. 6, 2025 SQUIRE aims to detect exotic spin-dependent interactions using quantum sensors deployed in space, where speed and environmental conditions vastly improve sensitivity. Orbiting sensors tap into ...

Space Is Filling with Junk and Scientists Have a Fix

Dec. 3, 2025 Earth’s orbit is getting crowded with broken satellites and leftover rocket parts. Researchers say the solution is to build spacecraft that can be repaired, reused, or recycled instead of abandoned. They also want new tools to collect old debris ...

Solar Superstorm Gannon Crushed Earth’s Plasmasphere to a Record Low

Nov. 23, 2025 A massive solar storm in May 2024 gave scientists an unprecedented look at how Earth’s protective plasma layer collapses under intense space weather. With the Arase satellite in a perfect observing position, researchers watched the plasmasphere ...

Japanese Spacecraft Faces a Massive Challenge from a House-size Asteroid

Nov. 21, 2025 New observations show that asteroid 1998 KY26 is a mere 11 meters across and spinning twice as fast as previously thought. The discovery adds complexity to Hayabusa2’s 2031 mission but also heightens scientific interest. The asteroid’s ...

AI Creates the First 100-billion-star Milky Way Simulation

Nov. 16, 2025 Researchers combined deep learning with high-resolution physics to create the first Milky Way model that tracks over 100 billion stars individually. Their AI learned how gas behaves after supernovae, removing one of the biggest computational ...

Latest Headlines

updated 9:03am EST

A Faint Signal from the Universe’s Dark Ages Could Reveal Dark Matter

Jan. 20, 2026 After the Big Bang, the Universe entered a long, dark period before the first stars formed. During this era, hydrogen emitted a faint radio signal that still echoes today. New simulations show this ...

James Webb Catches an Exoplanet Losing Its Atmosphere in Real Time

Jan. 20, 2026 Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP-121b for an entire orbit with the James Webb Space Telescope. Instead of ...

A Wobbling Black Hole Jet Is Stripping a Galaxy of Star-Forming Gas

Jan. 19, 2026 A nearby active galaxy called VV 340a offers a dramatic look at how a supermassive black hole can reshape its entire host. Astronomers observed a relatively weak but restless jet blasting outward ...

NASA’s Artemis II Reaches the Launch Pad and the Countdown to the Moon Begins

Jan. 19, 2026 NASA’s Artemis II rocket has reached its launch pad after a painstaking overnight crawl across Kennedy Space Center. Engineers are now preparing ...

The Ring Nebula Is Hiding a Giant Structure Made of Iron

Jan. 18, 2026 A huge bar of iron has been discovered lurking inside the iconic Ring Nebula. The structure is enormous, spanning hundreds of times the size of Pluto’s orbit and containing a Mars-sized amount of ...

NASA Brings Crew-11 Home Early in Rare Medical Evacuation

Jan. 16, 2026 SpaceX Crew-11 splashed down safely in the Pacific after more than five months in orbit aboard the International Space Station. The four astronauts completed over 140 experiments and traveled nearly ...

Those Strange Red Dots in James Webb Images Finally Have an Explanation

Jan. 16, 2026 For years, strange red dots in James Webb images left scientists puzzled. New research shows they are young black holes hidden inside dense clouds of gas, glowing as they devour their surroundings. ...

New Research Challenges the Cold Dark Matter Assumption

Jan. 15, 2026 Dark matter, one of the Universe’s greatest mysteries, may have been born blazing hot instead of cold and sluggish as scientists long believed. New research shows that dark matter particles could ...

Spacecraft Capture the Sun Building a Massive Superstorm

Jan. 13, 2026 Scientists have pulled back the curtain on one of the most extreme solar regions seen in decades, tracking it almost nonstop for three months as it unleashed powerful space weather. By combining ...

Astronomers Discover Stars Don’t Spread Life’s Ingredients the Way We Thought

Jan. 12, 2026 Scientists observing the red giant star R Doradus have found that starlight isn’t strong enough to drive its stellar winds, overturning a ...

10 Quintillion Hydrogen Bombs Every Second: Webb Detects Massive Galactic Eruption

Jan. 10, 2026 Scientists have discovered an enormous stream of super-hot gas erupting from a nearby galaxy, driven by a powerful black hole at its center. The jets stretch farther than the galaxy itself and spiral ...

A White Dwarf’s Cosmic Feeding Frenzy Revealed by NASA

Jan. 8, 2026 Using NASA’s IXPE, astronomers captured an unprecedented view of a white dwarf star actively feeding on material from a companion. The data revealed giant columns of ultra-hot gas shaped by the ...

A New Study Casts Doubt on Life Beneath Europa’s Ice

Jan. 7, 2026 Europa’s buried ocean has made it one of the most exciting places to search for life beyond Earth. However, new calculations suggest its seafloor may be calm, cold, and largely inactive, with ...

Astronomers Find a Ghost Galaxy Made of Dark Matter

Jan. 9, 2026 Hubble has revealed a strange cosmic object called Cloud-9, a dark matter–dominated cloud with no stars at all. Scientists believe it is a “failed galaxy,” a leftover building block from the ...

Something Was Pumping Enormous Energy Into a Young Galaxy Cluster

Jan. 7, 2026 Scientists have detected a surprisingly hot galaxy cluster dating back to the universe’s infancy. The cluster formed far earlier and burned far hotter than current models predict. Researchers ...

Astronomers Measure the Mass of a Rogue Planet Drifting Through the Galaxy

Jan. 4, 2026 Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope. This rare dual perspective allowed them to weigh the planet and pinpoint ...

Astronomers Ring in the New Year With a Stunning Galaxy Collision

Dec. 31, 2025 The Champagne Cluster is a rare and beautiful example of two galaxy clusters smashing together. Its festive name comes from both its New Year’s Eve discovery and its bubbly appearance in space. ...

A Christmas Tree 80 Light-Years Wide Appears in Space

Dec. 25, 2025 This Christmas, astronomers are highlighting a spectacular region of space that looks remarkably like a glowing holiday tree. Known as NGC 2264, this distant star-forming region sits about 2,700 ...

What Looked Like a Planet Was Actually a Massive Space Collision

Jan. 7, 2026 Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between large space rocks. One of these clouds was even mistaken for a planet before ...

A Planet Just Vanished. NASA’s Hubble Reveals a Violent Cosmic Secret

Jan. 1, 2026 Astronomers tracking a nearby star system thought they had spotted an exoplanet reflecting light from its star. Then it vanished. Even stranger, another bright object appeared nearby. After studying ...

NASA Just Caught a Rare Glimpse of an Interstellar Comet

Dec. 20, 2025 An instrument aboard NASA’s Europa Clipper spacecraft captured rare ultraviolet observations of an interstellar comet while Earth-based telescopes were blinded by the Sun. The spacecraft’s unique ...

What Scientists Found Inside Titan Was Not What Anyone Expected

Dec. 20, 2025 For years, scientists thought Saturn’s moon Titan hid a global ocean beneath its frozen surface. A new look at Cassini data now suggests something very different: a thick, slushy interior with ...

Most Distant Supernova: James Webb Sees a Star Explode at Cosmic Dawn

Dec. 28, 2025 Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old. The event was first signaled by a gamma-ray burst and later confirmed ...

NASA’s Webb Telescope Just Discovered One of the Weirdest Planets Ever

Jan. 1, 2026 A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this Jupiter-mass world has a bizarre carbon-rich atmosphere filled with soot clouds ...

New Orbital Clue Reveals How Hot Jupiters Really Formed

Dec. 15, 2025 Hot Jupiters were once cosmic oddities, but unraveling how they moved so close to their stars has remained a stubborn mystery. Scientists have long debated whether these giants were violently flung ...

Earth Has Been Feeding the Moon for Billions of Years

Jan. 5, 2026 Tiny bits of Earth’s atmosphere have been drifting to the moon for billions of years, guided by Earth’s magnetic field. Rather than blocking particles, the magnetic field can funnel them along ...

Something Fundamental About Black Holes May Be Changing

Dec. 27, 2025 New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of years. This unexpected shift suggests the structure around supermassive black ...

How Earth Endured a Planet-Wide Inferno: The Secret Water Vault Under Our Feet

Dec. 26, 2025 When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers discovered that bridgmanite deep in the mantle can store far more water at high ...

Astronomers Watched a Sleeping Neutron Star Roar Back to Life

Dec. 14, 2025 Astronomers tracked a decade of dramatic changes in P13, a neutron star undergoing supercritical accretion. Its X-ray luminosity rose and fell by factors of hundreds while its rotation rate ...

Webb Finds a Hidden Atmosphere on a Molten Super-Earth

Dec. 14, 2025 Webb’s latest observations reveal a hellish world cloaked in an unexpected atmosphere: TOI-561 b, an ultra-hot rocky planet racing around its star in under 11 hours. Despite being blasted by ...