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.
Astronomy
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.
Stepping Into the Past, Peering at the Stars: The Timeless Magic of the Yerkes Observatory
Wisconsin's historic Yerkes Observatory reveals a place where Edwin Hubble, Carl Sagan, and many pioneering women of astronomy once explored the cosmos.
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.
Discovery of Vast Hydrogen ‘Cosmic Bridge’ Offers New Clues to Galactic Evolution
Australian astronomers have discovered a hydrogen gas bridge linking two dwarf galaxies, offering new insights into galactic interactions.
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.
“These Features Were Completely Unexpected”: Webb Telescope Detects Unexplained ‘Structures’ in Saturn’s Atmosphere
The James Webb Space Telescope has spotted mysterious structures in Saturn's atmosphere that scientists cannot easily explain.
Scientists Say Strongest Black Hole Merger Ever Observed “Challenges Our Understanding of How Black Holes Form”
Gravitational wave signals from the largest cosmic collision ever seen may alter our understanding of black holes, gravity, and the universe.
“The Earth May Not Be as Extraordinary as We Think”: Study Finds Earthlike Planets Are Common, but Not So for ‘Water Worlds’
New simulations suggest Earthlike planets may be much more typical than previously thought whereas water worlds may not.
Hayabusa2 Asteroid Sample-Return Mission’s Next Touchdown Just Got Complicated
Hayabusa2 is now facing an unexpected challenge: the asteroid it is targeting for its next visit is much smaller than previously expected.
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.
Bizarre “Steam Worlds” Could Offer New Clues in the Search for Alien Life
Strange “steam worlds” may hold the key to understanding where life could exist beyond Earth.
Experts Say a Massive Space Object Will Speed Past Earth Tomorrow—Could It Strike Our Planet in the Future?
A massive space rock that once made its way onto a space agency's warning list for potentially dangerous objects is scheduled to pass by the Earth this Thursday, September 18, 2025.
“It Is Still a Surprise”: Cosmic Winds are Defying Expectations in Neutron Star and Supermassive Black Hole Observations
The data from the NASA and ESA's XRISM has discovered unexpected disparities between two different types of cosmic winds.
“The Accident”: How a Cosmic Misfit Helped Solve a Planetary Mystery
A detailed study of a cosmic mystery known as "The Accident" has now provided new insight into the formation of clouds on giant gas planets.
Ryugu Asteroid Discovery “Forces Us to Rethink” Origins of Water on Our Planet
Near-Earth asteroid Ryugu was previously covered in flowing water, say researchers examining samples returned by JAXA's Hayabusa2 mission.
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.
China Says It Wants to Kill an Asteroid
According to China's space agency, the government is preparing to test a direct method of planetary defense by sending a spacecraft to collide with an asteroid.
Hawking Was Right: Unprecedented Black Hole Merger Observation Supports Predictions
A recently discovered black hole merger is proving correct theoretical predictions made by Albert Einstein and Stephen Hawking.
When Asteroid Deflection Fails: How The Keyhole Effect Could Send Dangerous Space Rocks Back on A Collision Course With Earth
If asteroid deflection missions aren’t conducted with the utmost care and precision, they may send objects through a “gravitational keyhole.”
Life on Enceladus? New Findings Impact Chances of Life in the Subsurface Ocean of Saturn’s Icy Moon
New experiments of ice on the surface of Saturn's moon Enceladus successfully recreates organic compounds without a subsurface ocean.