Saturn’s Largest Moon May Be the Remnant of an Ancient Impact, New Research Reveals
Saturn’s largest moon, Titan, may have been born of the collision of two smaller moons, according to new research.
Astronomy
“This Was Not an Ordinary Gamma-Ray Burst”: Astronomers Have Witnessed An Extreme Cosmic Explosion Unlike Anything Ever Seen
China’s Einstein Probe has detected an event suspected to be the first recorded instance of a black hole devouring a white dwarf.
Astronomers Have Discovered an “Inside-Out” Planetary System That’s Breaking All the Rules
An inside-out planetary system around the star LHS 1903 is turning everything that astronomers know about planet formation upside down.
NASA’s James Webb Space Telescope Detects Hydrogen Sulfide Around Distant Planet, Impacting Search for Life
The James Webb Space Telescope has detected the first-ever spectral signature of hydrogen sulfide around a massive gas giant planet.
Astronomers Were Baffled by the Disappearance of a Massive Star in a Nearby Galaxy—Now They Have Solved This Cosmic Cold Case
NASA’s NEOWISE has allowed astronomers to get the best and most complete view of a star collapsing into a black hole ever recorded.
The Search for Alien Tech Reveals a Pulsar at the Heart of the Galaxy—And It Could Help Test Einstein’s Theory of Gravity
Researchers looking for signs of extraterrestrial life instead stumbled upon a pulsar at the center of the Milky Way galaxy.
“A Mission That Pushes the Boundaries of Commercial Space”: Autonomous ‘SpacePilot’ Will Pilot Spacecraft to Asteroid Apophis
Commercial deep-space mission operator ExLabs has selected SpacePilot autonomous software for the 2029 Apophis asteroid intercept mission.
Stunning Hubble Image of the Egg Nebula is the Clearest Ever Captured
NASA and the ESA’s Hubble Space Telescope has captured an incredible image of the Egg Nebula, providing astronomers with rare details.
Radar Data Has Revealed a Large “Structure” Beneath the Surface of Venus—Here’s What That Could Mean
A massive subsurface structure has been discovered on Venus, according to astronomers relying on radar data analysis.
James Webb Space Telescope Spots Early-Universe Galaxy Collisions, Complicating Our Understanding of the Ancient Cosmos
Astronomers using the James Webb Space Telescope (JWST) have discovered galaxies colliding in the early universe, revealing that cosmic structures are far more complicated than astronomers once believed.
James Webb Space Telescope Spots an Unexpected Abundance of Organic Molecules in a Distant Galactic Nucleus
New James Webb Space Telescope observations suggest that organic molecules are much more common outside our galaxy than previously believed.
“This is Really Unusual”: Astronomers Spot a Black Hole Unleashing a Jet More Powerful Than the “Death Star”
A supermassive black hole is on track to produce the longest recorded emission of energy left over from a shredded star.
“This is a Pivotal Point”: Astronomers Offer New Evidence of Dark Matter Lurking at the Heart of the Milky Way
Long-held assumptions about what lies at the center of the Milky Way could be incorrect, as new international research suggests dark matter, instead of a supermassive black hole, may reside in the heart of the galaxy.
An Explosive Black Hole “Missing Link” May Reveal Clues to Dark Matter and Particles Beyond the Standard Model
A rare black hole explosion accounts for an “impossible” neutrino detection, say UMass Amherst scientists, possibly hinting at dark matter.
Hidden for Centuries, “Lost” Portions of a Mysterious Ancient Star Map Have Been Revealed Using X-Rays
SLAC National Accelerator Lab researchers have revealed hidden references to an ancient “star map” in a centuries-old document.
Did NASA Just Find ET’s Home? Scientists Detect an Earth-like Planet Orbiting a Sun-like Star
NASA has announced the discovery of an Earth-like planet orbiting a Sun-like star that shares several other similarities with Earth
NASA’s James Webb Space Telescope Observes Something Unexpected at the Edge of Cosmic Dawn
The James Webb Space Telescope has observed the earliest galaxy ever recorded, only 280 million years after the Big Bang.
Hundreds of Anomalous Celestial Objects Hidden in Hubble Space Telescope Data Have Been Revealed with Help from AI
An ESA-developed AI system analyzing millions of Hubble images has identified more than 1,300 odd and previously overlooked cosmic objects.
James Webb Space Telescope Reveals Dark Matter as the “True Architect of the Universe”
James Webb Space Telescope data has allowed researchers to create the highest-resolution map of dark matter threads in the universe ever.
Discovery of Ring-Shaped Molecule in Deep Space Impacts Search for Extraterrestrial Life
Scientists from the Max Planck Institute for Extraterrestrial Physics have spotted the largest complex molecule in deep space ever.
Scientists Have Discovered a Fascinating New Way Jupiter’s Moon Europa Could Support Life
Washington State University geophysicists offer new ideas on how Jupiter’s Moon Euro could provide for life from above.
James Webb Space Telescope Captures the Stunning Demise of a Star in the Helix Nebula
The James Webb Space Telescope has captured the clearest infrared observation of the Helix Nebula ever, displaying the death of a star.
Mysterious Iron Bar Discovered in the Ring Nebula is a “Fascinating, Previously Unknown Structure in a Night-Sky Jewel”
Astronomers have discovered a strange, bar-shaped iron structure within the Ring Nebula, which could be the remains of a vaporized planet.
“It’s Like Watching a Cosmic Volcano Erupt Again”: Black Hole Roars Back to Life With Powerful Plasma Jet
A dramatic scarlet image of a supermassive black hole erupting like a cosmic volcano has been captured by researchers.
Astronomers Have Uncovered a “Definitive Clue” to the Origin of Mysterious Fast Radio Bursts Originating from Binary Stars
Researchers have, for the first time, discovered clear evidence that some fast radio bursts (FRBs) are emitted by binary stars.
Astronomers Reveal How a “Weird” Variety of M Dwarf Stars Can Function as “Space Weather Stations”
Scientists have identified phenomena in deep space that can act as naturally occurring “space weather stations” far beyond our solar system.
James Webb Space Telescope Solves a Cosmic Mystery by Revealing the True Identity of Mysterious “Little Red Dots” in Deep Space
One of the James Webb Space Telescope’s (JWST) earliest mysteries was that of the little red dots, which researchers have finally resolved.
Toxic Hydrogen Cyanide May Play a Key Role in Life’s Origins on Icy Worlds
Frozen crystals of hydrogen cyanide, a poisonous substance, may have been essential to life on Saturn’s moon Titan, researchers say.
A Jurassic-Era Discovery Reveals How Earth’s Orbit May Help Explain Why Some Shale Layers Are Rich in Oil
New research reveals the role of our planet's orbit in why some shale layers are rich in organic material.
Extreme State of Matter: Physicists Have Finally Unraveled the Mystery of ‘Superionic Water’
An international team of over 60 scientists have successfully created 'extreme' superionic water and finally measured its atomic structure
“This Was a Serendipitous Discovery”: A Galactic “Misfit” is Revealing Anomalous Activity Astronomers Never Expected
Astronomers report that the active galactic nucleus at VV 340a is producing a wobbling outflow jet that challenges the current paradigm.
“Entirely Unexpected” Discovery of a Mysterious Shockwave in Deep Space Reveals “Something Never Seen Before,” Astronomers Say
A new image captured by the European Southern Observatory’s Very Large Telescope reveals a beautiful shockwave around a dead star.
James Webb Space Telescope Spots a Galaxy That Was Slowly Starved to Death by a Supermassive Black Hole
James Webb Space Telescope data has revealed that an ancient dead galaxy in the early universe was choked by a supermassive black hole.
“A New Type of Astronomical Object”: Hubble Telescope Confirms First Detection of a “Relic” Unlike Anything Astronomers Have Seen
NASA’s Hubble Space Telescope has spotted an object unlike any previously observed, revealing an unusual remnant of the cosmic past.
NASA’s James Webb Space Telescope Has Spotted ‘Platypus Galaxies’ Astronomers Say They “Can’t Categorize, They Are So Odd”
NASA’s James Webb Space Telescope has discovered bizarre “platypus galaxies” in the early universe, exhibiting an unusual range of properties.
“Everything Would Be Quiet”: In the Search for Alien Life, Jupiter’s Moon Europa Could Be a ‘Dead Zone’, Study Says
New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon Europa.
An Anomalous Galaxy Cluster “Too Strong to be Real” is So Hot It’s Breaking Existing Models
An anomalous galaxy cluster, with temperatures far above what should be possible, is causing astronomers to reconsider the early universe.
Astronomers Have Spotted a Nearly Invisible ‘Rogue Planet’ Wandering Silently Through the Cosmos
Ground and space-based telescopes have confirmed a microlensing event caused by a rogue planet wandering silently through the galaxy
NASA’s New Year’s Gift: The Beautiful Champagne Cluster
NASA’s Chandra X-ray Observatory has provided a New Year’s Eve gift with a stunning new image of the “Champagne Cluster.”
“Dracula’s Chivito”: A Chaotic Cosmic Sandwich Seen by NASA’s Hubble Space Telescope Defies Expectations
NASA’s Hubble Space Telescope has imaged “Dracula’s Chivito,” the largest protoplanetary disk ever seen around a young star in visible light.
James Webb Space Telescope Spies Two Cosmic Dwarves Engaged in a Gravitational Dance
The James Webb Space Telescope has observed the dwarf galaxies NGC 4490 and NGC 4485 engaged in a gravitational dance.
Astronomy in 2025: This Year’s Most Captivating Discoveries in Space and the Cosmos
Here is a look at just a few of the biggest developments in astronomy that The Debrief has been tracking in 2025.
“This is a New Phenomenon”: Massive Collisions Occurring Around Fomalhaut Are Challenging Models of Planet Formation
Planet-forming collisions were once thought to be rare—new observations suggest they may occur far more often than scientists expected.
Scientists Suddenly Can’t Explain How Stellar Winds Spread the Seeds of Life Throughout the Cosmos
New findings suggest sunlight may not be powerful enough to propel stellar winds thought to spread the seeds of life throughout the cosmos.
“What the Heck is This?”: Astronomers Can’t Explain this Exoplanet’s Bizarre Diamond-Forming Atmosphere
NASA’s James Webb Space Telescope has now observed an oddly shaped exoplanet with an unexplaiable atmosphere.
3I/ATLAS Is Making Its Closest Approach to Earth Today—Here’s Everything You Need to Know
On Friday, interstellar comet 3I/ATLAS makes its nearest approach to Earth. Here's what you need to know, and how to track the alien visitor.
“Exciting Implications for the Search for Life”: New Analysis of Titan Increases Chances of Finding Extraterrestrial Life
A new analysis of Saturn's moon Titan that reduced the odds of a subsurface liquid ocean has increased the chances of extraterrestrial life.
“The Model That We Started Off With is Wrong”: Astronomers Say These Odd Blue ‘Optical Transients’ Aren’t What We Thought They Were
New research reveals unusual cosmic bursts known as 'luminous fast blue optical transients' aren't what astronomers initially suspected.
Neptune and Uranus, the Solar System’s ‘Ice Giants,’ May Not Be So Icy After All, New Models Reveal
Our fundamental understanding of Neptune and Uranus may be completely wrong, say researchers rethinking our solar system.
“There Are a Couple Suspicious Objects”: Discovery of Star Wars-Style Planet Orbiting Two Suns Could Lead to More Unexpected Finds
Astronomers combing through old image data have found evidence of a Star Wars-style planet orbiting two suns that previous studies had missed.