Strange Water on 3I/ATLAS Hints at the Alien Conditions of Its Birth in a Frigid, Low-Radiation Region
New research reveals that the mysterious interstellar visitor 3I/ATLAS comes from a very cold alien environment, new research reveals.
3I/ATLAS
12-Billion-Year-Old Space Invader? James Webb Space Telescope Reveals the Ancient Origins of Interstellar Comet 3I/ATLAS
3I/ATLAS may be more than the strangest space object astronomers have observed within our solar system—it could also be one of the oldest.
Webb Telescope Makes an Odd Discovery, Mysterious Light Vortices, and Serpent Mound’s Mystery Deepens
This week, the Webb Telescope is peering at 3I/ATLAS, ligth wave vortices are breaking the universal speed limit, and an iconic American archaeology site's mystery is deepening.
Webb Telescope Detects Unusually High Levels of “Heavy Hydrogen,” a Key Component of Nuclear Fusion Fuel, in 3I/ATLAS
New data from the James Webb Telescope has identified an unusually high concentration of deuterium in the interstellar comet 3I/ATLAS.
What’s Hidden Inside 3I/ATLAS? Astronomers Reveal Another Unexpected Discovery About Our Latest Interstellar Visitor
3I/ATLAS, the unusual interstellar comet that continues to fascinate astronomers, appears to be keeping an intoxicating cosmic secret, new research has revealed.
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.
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.
‘Ice Volcanoes’ Are Erupting All Over 3I/ATLAS, as Scientists Say the Alien Visitor “May be a Primitive Carbonaceous Object”
The interstellar comet 3I/ATLAS may be showing signs of active eruptions from ice volcanoes on its surface, according to new analysis of the unusual space object.
NASA Finally Reveals Long-Awaited 3I/ATLAS Images—There’s Still No Sign of Aliens
This week, NASA finally released long-awaited images of the interstellar object 3I/ATLAS, following weeks of silence during the record-long U.S. government shutdown.
3I/ATLAS Radio Signal Detections Offer New Confirmation of What Many Astronomers Have Been Saying for Months
New radio observations of the interstellar comet 3I/ATLAS leave little question about the object’s natural origin.
Did 3I/ATLAS Just Show Signs of Technology? Interstellar Object Displays ‘Non-Gravitational Motion’ as it Swings Past the Sun
A new report offers the latest confirmation of 3I/ATLAS and its interstellar origins, as scientists still debate over its unusual properties.
Warning Network’s Campaign to ‘Target’ 3I/ATLAS Sparks Theories About Secret Planetary Defense Effort
This week, the International Asteroid Warning Network (IAWN) announced a new campaign that will target 3I/ATLAS.
3I/ATLAS is Leaving a Mysterious “Hidden” Trail of Particles in Its Wake—Now Scientists Have a Plan to Intercept It
3I/ATLAS is producing a "hidden" tail of charged particles, and these scientsts have a bold new plan to send spacecraft into it.
3I/ATLAS Update: What New Data Reveals About the Most Puzzling Interstellar Object Ever Found
This week, a series of new astronomical observations have deepened the mystery surrounding the unusual interstellar object 3I/ATLAS.
3I/ATLAS Displays More Anomalies as Latest Data Confirms Strange Object Has “Developed an Anti-Solar Tail”
New observations of 3I/ATLAS have revealed the latest in a growing collection of anomalies the object displays, deepening its mystery.
3I/ATLAS is Displaying Surprising New Activity That Scientists Liken to “a Note from Another Planetary System”
Auburn University physicists have detected water activity in comet 3I/ATLAS, marking the first time hydroxyl gas, water's chemical signature, has been observed from an interstellar visitor.
Newest 3I/ATLAS Images Reveal Mysterious Interstellar Visitor in “Challenging Observation” by ESA Spacecraft
Highly anticipated new images of the interstellar comet 3I/ATLAS as it made its nearest pass to the planet Mars last week have been released by the European Space Agency.
A ‘Chilling’ Discovery on the Moon, Odd New Images of 3I/ATLAS, and the Physics of Finding Concealed Objects
This week, new lunar rock samples from the Moon’s far side reveal a 'chilling' discovery, and odd new images of the interstellar comet 3I/ATLAS have surfaced.
Latest NASA Images of 3I/ATLAS From Recent Mars Flyby Stunned Social Media—Here’s Why It Looks So Strange
New NASA images of the interstellar object 3I/ATLAS during its closest approach to Mars late last week have erupted in controversy online.
3I/ATLAS is Captured in New Images as Mysterious Object Cruises Past Mars—What Does the Latest Data Reveal?
3I/ATLAS is making its closest approach to Mars today, which could offer a chance to capture the clearest images yet of the unusual comet.
Newest 3I/ATLAS Study Reveals an “Extremely Puzzling” Discovery: Why Does It Have So Much Metal?
New questions emerge as an “extremely puzzling" discovery challenges our current ideas about the interstellar object 3I/ATLAS.
Mystery Drone Incursions, a 3,000-Year-Old ‘Accident’, and Concerns Over Conflict with AI
This week, unidentified drones disrupting airports and military sites across Europe have sparked fresh fears of “hybrid warfare," and much more.
Unusual New 3I/ATLAS Discovery Suggests the Interstellar Comet is “Anomalously Massive”
The mysterious comet 3I/ATLAS is "anomalously massive" compared to past interstellar objects observed in our solar system, a new study suggests.
Interstellar Comet 3I/ATLAS is Making Its Way Closer to Earth—And New Research Suggests It Probably Isn’t Alone
Scientists say 3I/ATLAS, one of the rarest comets ever seen, likely isn’t alone and that more interstellar objects may soon be on the way.
Comet 3I/ATLAS “Grows” a New Feature, Odd Structures Over Saturn, and a Site That May Predate Göbekli Tepe
This week in news from The Debrief, new images of the interstellar object 3I/ATLAS show it has a surprising new feature, and much more.
NASA Official Issues Statement on 3I/ATLAS as Images Reveal the Interstellar Object Has ‘Grown’ a Striking New Feature
Astronomers have obtained new images of the mysterious interstellar object 3I/ATLAS that reveal a new feature: the fastest comet ever observed has now grown a tail.
Interstellar Objects Like 3I/ATLAS Could be “Ready-Made Seeds” For Planet Formation
As 3I/ATLAS is presently fascinating space enthusiasts, researchers say that such interstellar objects may act as planetary seeds.
The More Astronomers Watch Interstellar Comet 3I/ATLAS, the Weirder It Gets
When NASA’s ATLAS survey first spotted the interstellar comet 3I/ATLAS in July 2025, astronomers recognized it as a...
3I/ATLAS is Now Headed Toward Mars, as Mystery Surrounding Interstellar Visitor Grows
This week, anticipation builds as astronomers await what the closest approach of the interstellar comet 3I/ATLAS might reveal.
Could Alien Technosignatures Be Detected from Interstellar Objects Like 3I/ATLAS? These Astronomers Say It’s Possible.
A new study says interstellar objects entering our solar system could offer scientists a chance to search for signs of alien technology.
3I/ATLAS Was Just Spotted by the James Webb Telescope, Confirming an Odd New Discovery About the Strange Interstellar Comet
An unusual interstellar visitor speeding through our solar system was recently spotted by the powerful eye of NASA’s James Webb Space Telescope (JWST).
The 3I/ATLAS Comet Mystery Deepens, Artificial Photosynthesis on the Horizon, and an Odd Light-Warping Altermagnet
In the latest from The Debrief, an interstellar comet's mystery deepens with 'tantalyzing' new observations of the mysterious object 3I/ATLAS, and much more.
3I/ATLAS Comet Mystery Deepens After ‘Tantalizing’ New Observations by NASA’s SPHEREx Mission
3I/ATLAS has captured the attention of astronomers—and the public’s fascination—as new clues about its mysterious nature are revealed.
AI Has Spotted a ‘Very Strange’ Stellar Death Unlike Anything Astronomers Have Ever Seen
This week, astronomers have documented the occurrence of an unprecedented stellar death unlike anything seen before.
3I/ATLAS, the Latest Interstellar Visitor to Make Its Way to Our Solar System, is Challenging Cosmic Norms
The interstellar object 3I/ATLAS has sparked debate among astronomers since its discovery, and some are exploring whether it could be more unusual than the standard comet.
Vera Rubin Observatory Unveils First High-Res Images of 3I/ATLAS—Captured Days Before Astronomers Knew It Existed
A mysterious new interstellar object, 3I/ATLAS, was discovered in July. It turns out that wasn't the first time our telescopes spotted it.
“What Else is Out There?” New Study Reveals Everything We Currently Know About Mysterious Interstellar Object 3I/ATLAS
New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.
NASA Confirms Arrival of New Interstellar Object in Our Solar System: Here’s What We Know
This week, a new object from interstellar space has entered our solar system, as recently confirmed by NASA.