James Webb Space Telescope Discovery Reveals the Milky Way Has a Distant Twin That Shouldn’t Exist
New James Webb Space Telescope observations have revealed a galaxy that shouldn’t exist, a complex spiral galaxy named Alaknanda.
Astronomy
A Razor Thin Spinning Filament of Galaxies and Dark Matter Provides New Insights Into Galactic Evolution
A razor-thin cosmic filament is one of the largest rotating structures ever found, with implications for early galaxy formation.
The Oldest Known Eclipse Record is Shedding Light on Early Celestial Mysteries, Revealing the Location of a Misplaced Ancient Chinese City
Using ancient Chinese eclipse records, scientists have calculated the Earth’s variable rotational speed back to the year 709 BCE.
‘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.
“We Used to Think Life Had to Start Completely from Scratch”: New Evidence Shows Biomolecules May Have Origins in Earth’s Atmosphere
New experiments show that biomolecules the form the basis of all life were present in the Earth's atmosphere before the first life existed
Scienstists Reveal Samples from Near-Earth Asteroid Bennu Hold a Rich Collection of Life-Giving Ingredients
New analysis of samples from the near-Earth asteroid Bennu reveals a collection of organic molecules linked to the building blocks of life.
The Hidden Oceans of Saturn and Jupiter’s Icy Moons May Have Shaped Their Surface Features, Study Reveals
New research now shows how icy moons hidden subsurface oceans may have driven their geological development.
Astronomers Uncover the Dramatic Past of a Red Giant Star Orbiting a Hidden Black Hole
Astronomers are revealing the dramatic past of a distant red giant star by analyzing the faint rhythmic pulses hidden in its light.
A Mysterious New “Structure” Has Been Discovered in Our Solar System’s Kuiper Belt
Far beyond Neptune, at the far outer rim of our Solar System, astronomers have spotted what looks like a hidden “structure” or “band” of small worlds.
NASA’s Fermi Gamma-Ray Telescope Detects Possible First Direct Evidence of Dark Matter
NASA’s Fermi Gamma-ray Space Telescope may have detected the first direct evidence for dark matter, according to new research.
Dwarf Galaxies Around Andromeda Are Revealing a Complex Story of Cosmic Death
A new study of M31, also known as Andromeda, explains how our cosmic neighbor kills off smaller nearby galaxies.
James Webb Space Telescope Captures Stunning Images of “Repetitive, Predictable Structures” in a Rare Star System
The James Webb Space Telescope has captured the first-ever image of four dust spirals surrounding the Wolf-Rayet stars in the Apep system.
Astronomers Have Observed the First Coronal Mass Ejection Outside Of Our Solar System, Spelling Bad News for Exoplanet Habitability
For the first time, astronomers have spotted a coronal mass ejection exploding from a star other than our Sun.
“Our Current Models Are Being Put to the Test”: Researchers Say Our Solar System is Moving Impossibly Fast
Our solar system appears to be breaking the cosmic speed limit, casting fresh doubt on the Standard Model of Cosmology.
“A New Window into the Hidden Architecture of Our Galaxy”: Astronomers Discover Lost Stars Concealed Among the ‘Seven Sisters’ of the Pleiades
The “Seven Sisters” of the Pleiades are among the most visible stars from Earth, but new research says the cluster is larger than suspected.
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.
“A Top Contender for Extraterrestrial Life”: Subsurface Ocean on Saturn’s Moon Enceladus Likely Stable Enough to Support Life
Temperature readings from Saturn's moon Enceladus suggests its subsurface liquid water ocean may be stable enough for life to evolve.
“A Potential Paradigm Shift in Cosmology”: Scientists Uncover Evidence the Universe’s Expansion is Slowing Down, Not Accelerating
Korean scientists studying Type Ia supernovae have found strong evidence that the universe's expansion is not accelerating, but slowing down.
These Water-Rich Exoplanets Shouldn’t Exist—Now Astronomers Finally Know How They’re So Wet
A new study suggests mysterious water worlds may be manufacturing their own oceans through chemical reactions deep within their interiors.
Scientists Map the Colors of Life to Hunt for Potential Biosignatures on Alien Worlds
In the search for alien life, one Cornell researcher says color may be a telltale sign of biosignatures on far-off exoplanets.
Scientists Develop “Effort.jl” Emulator That Can Simulate the Entire Universe—on Just a Laptop
Scientists have developed a new program, "Effort.jl," that utilizes AI and physics to simulate the universe at a faster rate than ever, enabling scientists to map cosmic structure in minutes.
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.
Halloween Fireballs? Astronomers Warn of Potential Enhanced Risk of Cosmic Impacts and Airbursts in the Coming Decade
Astronomers warn of a small yet likely enhanced risk of damage, injury, or death from exploding swarms of Halloween Fireballs.
New Evidence Reveals Early Dark Energy May Have Had a Surprising Effect on Cosmic Expansion
Very early dark energy (vEDE) may have accelerated the universe’s expansion just 380,000 years after the Big Bang, new research suggests.
Unexpected Earth-Sized Exoplanets Discovered in Binary Star System “Test the Limits of Planet Formation Models”
A trio of newly discovered exoplanets is defying the expectation that binary systems are hostile to planet formation, according to an international team of researchers.
Astronomers Just Spotted an Undiscovered Space Object Hiding in the Sun’s Glare—And It’s Moving Extremely Fast
Hidden by the Sun’s glare, a new space object has been found lurking in our Solar System, and it's one of the fastest-moving of its kind.
Elusive ‘Alfvén Waves’ Have Been Discovered in the Sun’s Corona, Ending Nearly a Century of Searching
Scientists have finally discovered theoretical torsional Alfvén waves within the Sun’s corona, concluding a decades-long search.
“We Made an Exciting Discovery”: Astronomers Spot ‘Super Earth’ in Star’s Habitable Zone Less Than 20 Light Years From Earth
A newly spotted 'super-Earth' orbiting within its star's habitable zone, just 20 light-years from Earth, could host extraterrestrial life.
NASA’s James Webb Space Telescope Has Discovered Evidence of Unexpected Chaos in the Early Universe
New James Webb Space Telescope observations indicate that early galaxies were more chaotic than previous results suggested.
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.
This Black Hole Devoured a Star from Within, Causing a Record-Breaking Cosmic Explosion
Astronomers have discovered the longest gamma-ray burst ever recorded, revealing that a black hole literally consumed a star from the inside out over the course of seven hours.
James Webb Space Telescope Discovers Complex ‘Seeds of Life’ Molecules Beyond the Milky Way For the First Time
Scientists using the James Webb Space Telescope have spotted "seeds of life" molecules around a protostar 160,000 light years from Earth.
“What Is the Origin of the Waves?” Scientists Hunt the Source of Mysterious Ultra-Low Frequency Gravitational Signals
Ultra-low frequency nanohertz gravitational waves emanating from pulsars may be revealing the fabric of the universe.
Mysterious Glow at the Center of the Milky Way Galaxy That Has Stumped Scientists for Decades May Have a Dark Explanation
A mysterious glow at the center of the Milky Way may actually be the first evidence for an elusive "dark" phenomenon, new research says.
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.
“This is Truly Extraordinary”: Astronomers Detect “Exceptionally Strong” Radio Signals from Deep Space Linked to the Death of a Star
Scientists have detected a mysterious series of very strong radio signals coming from beyond a distant galaxy, marking an astronomical first.
A Mysterious Warp at the Edge of the Solar System May Point to the Existence of a Hidden “Planet Y”
A strange tilt in the outer reaches of the Kuiper Belt has scientists wondering if the solar system is hiding a potential “Planet Y."
Astronomers Use Earth-Sized ‘Super-Telescope’ to Spot “Mystery Dark Object” Too Faint for Conventional Observatories to See
Researchers using an Earth-sized "super telescope" and gravitational lensing have spotted a mystery dark object in deep space.
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.
The “Tug of War” Secretly Driving Asteroid Behavior is Revealed in New ESA Gaia Research
Researchers working with data from the European Space Agency’s Gaia mission have developed a new understanding of how asteroids tumble.
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.
A Massive Blind Spot in Gravitational Wave Research Has Now Been Filled, Setting the Pace for Future Discoveries
Researchers have unveiled a new technique for detecting gravitational waves, advancing the precision limits of current instrumentation.
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.
Is the Search for Dark Matter a Cosmic Illusion? Physicists Take Up the Controversy
An astrophysicist proposes a new model of the universe without dark matter and energy, but is his radical idea based in fact?
James Webb Space Telescope Detects “Sign of Life” Molecule Phosphine on a Brown Dwarf 54 Light Years From Earth
Scientists using the James Webb Space Telescope have detected the "sign of life molecule" phosphine in the atmosphere of a brown dwarf star.
“We’re Able to See It from Space”: New Clues Point to a Vast Ocean on Ancient Mars
A recent study suggests that Mars displays clear geological signs indicating that ancient rivers once emptied into a massive body of water in its northern hemisphere.
ESA’s Cassini Spacecraft Makes a Discovery in Enceladus Ice Jets That “Enhances the Likelihood that the Moon is Habitable”
Pushing nearer to finding extraterrestrial life, the Cassini space probe observed new organic molecules coming from Enceladus’s ocean.
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.
Astronomers Have Detected a Vast Wave Disturbing the Structure of the Milky Way Galaxy
The source of the Milky Way's strange wobble has finally been revealed, thanks to new data from the ESA's Gaia Space Telescope.
A Mysterious Spectral Reading on Mars Leads Researchers to an Undiscovered Mineral that May Hint at Ancient Life
Mysterious spectral data from Mars reveals a previously unknown mineral, indicating a dynamic past capable of supporting life.