Mysterious Object Orbiting Earth May Have Come from the Moon, Investigation Reveals
An unusual looking 33-foot-long object discovered orbiting Earth last year may have come from a surprising place.
Astronomy
Could an Alien Signal Reach Earth by 2029? Scientists Say It’s Still a Possibility
Predictions about when we might discover an alien signal from an intelligent civilization remain accurate, according to scientists.
Fast Radio Burst Traced to Mysterious “Dead Galaxy” in a First of Its Kind Discovery
The mystery of Fast Radio Bursts (FRBs) is more diverse than previously known after rapid emissions unexpectedly come from an ancient dead galaxy.
Close Encounter with a Giant Interstellar Object May Have Altered Our Solar System, Astronomers Say
A close encounter with a mysterious interstellar object could explain the current orbits of several of Earth’s largest planetary neighbors.
Hubble Tension Controversy “Now Turns into a Crisis” as New Discovery Challenges Current Models
Controversial new findings have reignited the longstanding cosmological quarrel involving what astronomers call the "Hubble tension."
James Webb Space Telescope Just Spotted Something Astronomers Have Never Seen in our Solar System
Data from the James Webb Space Telescope and advanced computer models have classified a type of planet unlike any in our solar system.
‘Cosmic Ghost Towns’ Could Hold Clues the Mysteries of Galactic Structure
Cosmic ghost towns, halted in their development by cosmic forces billions of years ago, have been discovered by University of Arizona Steward Observatory astronomers.
NASA “Blue Lurker” Discovery Sheds light on the Secrets of Triple-Star Evolution in M67
NASA has identified a rare and unusual "blue lurker" star that was produced during the collapse of a triple-star system in the M67 star cluster.
Scientists Unravel Origins of Mysterious White Patch Appearing Near the Northern Lights
For the first time, researchers have unraveled the origins of a mysterious white patch that appears alongside the Northern Lights.
Cosmic Mystery Ensues as Supermassive Black Hole Emits Odd X-ray Pulses Unlike Anything Previously Seen
A distant supermassive black hole, the mysterious 1ES 1927+654, emits X-ray pulses unlike anything previously recorded, which MIT astronomers hypothesize results from a cosmic balancing act.
Near-Light Speeds: How Astrophysical Shock Waves Act as Cosmic Particle Accelerators
Astrophysical bow shocks and other multiscale phenomena work like cosmic particle accelerators to launch electrons to near-light speeds.
James Webb Space Telescope Spies Stars in “Dragon Arc” 6.5 Billon Light Years from Earth
Researchers using the James Webb Space Telescope have imaged individual stars in the Dragon Arc galaxy thanks to gravitational lensing.
Dark Energy Doesn’t Exist, Proponents of Controversial New ‘Timescape’ Theory Claim
A controversial new model is presenting challenges to the long-theorized existence of mysterious dark energy throughout our universe.
Turbulent Origins of Twinkling Fast Radio Burst Revealed by MIT Scientists
The origin of a sparkling Fast Radio Burst (FRB) has been discovered in a galaxy 200 million light years away through the work of MIT astronomers.
Evidence of Alien Life Became One of 2024’s Hot Topics—Could 2025 Be the Year We Learn We’re Not Alone?
Could we find alien life in 2025? Recent findings suggest we may be closer than ever to answering one of science's greatest questions.
NASA’s Parker Space Probe Succeeds in Making Closest-Ever Approach To The Sun
After receiving healthy signals from the Parker Space Probe, NASA can breathe a sigh of relief following the craft's record-breaking approach to the Sun.
Is Humanity the Pinnacle? A Cosmic Perspective on Intelligence and Survival
Harvard astronomer Avi Loeb explains why it's an understatement to think that humans could have behaved more intelligently throughout our history, and what that means for the future.
Christmas Tree Clusters and Cosmic Wreaths: How NASA Celebrates Christmas in the Cosmos
Christmas is here, and so are brand new images of some of the most beautiful holiday-inspired celestial views available in the visible universe, courtesy of NASA's Chandra X-ray Observatory.
James Webb Space Telescope Spots Monstrous Black Hole Lounging After a Cosmic Feast
Even a monstrous black hole needs a break after a cosmic feast, according to new findings by University of Cambridge astronomers.
Ursid Meteor Shower 2024: How and When to Witness the Year’s Final Cosmic Spectacle
As 2024 comes to a close, so does the final celestial show for skywatchers of the year: the Ursid meteor shower.
James Webb Space Telescope Reveals Exoplanet Trappist-1 B Could Have An Atmosphere, Challenging Past Conclusions
Potentially Habitable
Potentially Habitable
The Earth-like exoplanet Trappist-1 b may have an atmosphere after all, potentially overturning earlier findings.
Astronomers Uncover Explosive Mystery as Enormous Gamma-Ray Flare Erupts from M87’s Black Hole
A black hole at the center of the M87 galaxy has erupted in an enormous gamma-ray flare that is defying astronomer's expectations.
Scientists Say Our Sun Could Release a Deadly ‘Superflare’ At Any Moment
Scientists warn that our sun eject a massive, potentially deadly burst of solar radiation called a "superflare" any day now.
“Unidentified Object” Involved in Cosmic Collision that Left a Mark, NASA Space Observatory Reveals
Astronomers using the Chandra X-ray Observatory have detected an “unusual mark” left by collision between and unidentified object and a powerful cosmic jet.
A New Type of Alien Technosignature Could Help Scientists Find Advanced Extraterrestrial Civilizations
Scientists propose a new technosignature for detecting alien life, involving deuterium-deuterium imprinted on a planet's oceans.
James Webb Space Telescope Confirms Controversial ‘Hubble Tension’ in Most Extensive Study of Universal Expansion
A Nobel Prize winning scientist using the James Webb Space Telescope has confirmed the controversial Hubble Tension.
Ultra-Powerful New WEAVE Telescope Undergoing ‘First-Light’ Spots High-Speed Cosmic Collision
Europe's ultra-powerful WEAVE telescope witnessed a two million miles per hour galactic collision while undergoing its inaugural first-light.
Astronomers Say They Are Close to Solving a Decades-Old ‘Intergalactic Mystery’
An international team of researchers has proposed an explosive solution to the decades-old intergalactic mystery of giant galaxy formation.
James Webb Space Telescope Spots Previously Hidden Planet in Star’s Habitable Zone
Astronomers using the James Webb Space Telescope report the discovery of a planet orbiting within the habitable zone of Kepler-51.
Astrophotographer Captures Mysterious Blue Flash During Avalanche
A Chinese astrophotographer says his camera captured a mysterious blue flash of light during an avalanche on Mount Xiannairi in Sichuan
Strange Supernova Spotted by Astronomers Unveils the Pre-Metallic History of the Cosmos
International astronomers have observed an unusual supernova that is poor in metals, providing vital clues about the early galaxy.
Scientists Studying Near Earth Objects Release Stunning New Images from NASA’s NEOWISE Mission
NASA scientists studying Near-Earth Objects with NEOWISE release a treasure trove of never-before-seen images of the cosmos.
Look at What the ESA’s Solar Orbiter Just Spotted in These Remarkable Images of the Sun’s Surface
Remarkable phenomena have been revealed in the most detailed imagery of the Sun to date, made possible by the ESA's Solar Orbiter mission.
Jupiter’s Magnetic Tornadoes Are Creating Mysterious Dark Spots Like A Reverse Aurora
Researchers have discovered short-lived spots possibly generated by magnetic tornadoes occurring on Jupiter.
Elusive Cosmic-Ray Electron Detections Reveal Mysterious Source Close to Our Solar System
New insights into the origins of high-energy cosmic-ray electrons point to a mysterious source close to our solar system.
A Supernova Secret: Researchers Say Dying Stars Could Finally Solve the Mysteries of Dark Matter
A new study suggests that the next nearby supernova could provide a window into the elusive nature of dark matter.
Stellar Snapshot! Astrophysicist Captures First-Ever Close-Up Image of a Star in Another Galaxy
An astrophysicist and his team have made history by capturing the first-ever close-up image of a star in another galaxy.
New NASA Discovery is Upending Our Assumptions About Early Life on Earth
A recent groundbreaking NASA study has revealed a significant discovery about the protein configurations that may give rise to life, challenging existing scientific assumptions.
James Webb Space Telescope Spots “Red Monsters” Deep in the Cosmos That Astronomers Say Shouldn’t Exist
A trio of cosmic "red monsters" discovered by the James Webb Space Telescope (JWST) are complicating our accepted ideas about the cosmos.
“We Hit the Jackpot!” Groundbreaking Discovery Reveals Supermassive Black Holes May Be “Challenging the Limits of Physics”
New research reveals supermassive black holes, billions of times the mass of the sun, formed much more rapidly than previously believed.
James Webb Space Telescope Discovers Bizarre ‘Einstein Zigzag’ Produced by First Known Double Gravitational Lens
The discovery of the first known double gravitational lens has been made with help from observations by NASA’s James Webb Space Telescope.
Department of Energy Study Directly Refutes Alternate Theories of Gravity, Affirms Einstein
DOE study scanning over 6 million galaxies and quasars offers support for general relativity while refuting alternate theories of gravity.
Astrophysicist Believes He’s Solved ‘Baffling’ Zebra Patterned Signal Coming From the Crab Nebula
A theoretical astrophysicist believes he had solved the baffling mystery of the zebra patterned signal coming from the Crab Nebula.
Discovery Challenges Einstein’s General Relativity as Mysterious Acceleration of Universe’s Expansion Suggests Unknown Physics
An international research team's new calculations of the distortion of time and space presents new challenges to predictions in Einstein's general relativity.
Neutron Star Collision Leads to the Smallest Black Hole Ever Recorded
Astrophysicists observing the collision of two neutron stars have detected the smallest black hole ever observed.
James Webb Space Telescope Finds Stunning Evidence for Alternate Theory of Gravity
New discoveries from NASA's James Webb Space Telescope offer unexpected support for an alternate theory of gravity first proposed in 1998.
NASA-Funded Study May Have Finally Solved ‘A Mystery at the Sun’s Poles’
New research funded by NASA into the potential formation of solar vortices may finally solve the mystery at the sun's poles.
This Record-Breaking Black Hole Consumes Matter 40x Faster Than Expected. Is it Defying Physics?
An ancient black hole near the galactic center is consuming matter at over 40 times the theoretical limit, raising questions over whether this object and its voracious appetite are defying the known laws of physics.
Mysterious Fast Radio Bursts May Be Coming From These Massive Cosmic Structures, New Research Reveals
Cal Tech astronomers have found a link between mysterious radio signals called FRBs and magnetars within massive star-forming galaxies.
James Webb Space Telescope Spots Cosmic Structure Eerily Similar to a Scene From Sagan’s ‘Contact’
Astronomers using the James Webb Space Telescope have observed a massive disk surrounding the star Vega in unprecedented new detail.