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.
ESA
2026 Space Outlook: New Missions Look to the Moon, Mars, and Beyond as Humanity Seeks Permanent Space Habitation
2026 is shaping up to be a stellar year for space exploration with plans for Moon and Mars missions, planetary defense initiatives, and more.
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.
NASA Spacecraft Discovery Could Solve the Riddle of This Mysterious Feature Buried Under Thousands of Feet of Martian Ice
NASA scientists say they may have finally identified an unusual feature hidden beneath thousands of feet of ice near the Martian south pole.
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.
“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.
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.
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.
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.
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.
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.
Astronomers Discover Unusual White Dwarf That Shouldn’t Exist—Unless It Has a Very Rare Origin Story
A white dwarf star close to Earth may be the result of a powerful cosmic collision, where two stars merged into one.
Scientists May Have Finally Solved the Origin Mystery of the Moon’s Exosphere
A new analysis of lunar exosphere origin theories has cast doubt on how much the high-energy solar wind really impacts its formation.
INVICTUS: ESA’s Bold Hypersonic Initiative Aims to Revolutionize High-Speed Flight with Next-Gen Propulsion Tech
The ESA's INVICTUS initiative has entered the race to develop potentially revolutionary reusable hypersonic flight technology.
ESA Launches Plans for Triple-Spacecraft Mission Using Laser Antenna to “Surf Gravitational Waves”
The European Space Agency’s Laser Interferometer Antenna will be the first space-based observatory designed to study gravitational waves.
Scientists Are Tracking Mysterious ‘Transient Luminous Events’ from Space Using This Innovative Tech
Scientists are using instruments on the International Space Station to shed light on the mysterious appearances of transient luminous events.
“We’ve Got a New Mystery on Our Hands”: Scientists Stumped by Unexplained Motion in Titan’s Atmosphere
Scientists studying the atmosphere of Saturn's moon Titan have discovered a mysterious, gyroscopic motion they can't quite explain.
Quasars May Help Detect Gravitational Waves from Ancient Black Hole Collisions, This Astrophysicist Says
An astrophysicist has proposed a new method for detecting slow-moving gravitational waves using light from distant quasars.
Soviet-Era Kosmos 482 Space Probe Will Fall to Earth This Week—But Will It Burn Up During Re-Entry?
A Soviet space probe, stranded in Earth’s orbit for 53 years, is set to re-enter the atmosphere this week. And it may not burn up on re-entry.
The Kessler Syndrome: Crisis in Space Intensifies as Thousands of Satellites Crowd Earth Orbit
This week we look at the "Kessler Syndrome," and how a chain reaction of orbital collisions could jeopardize infrastructure in space.
First Data Release From Euclid Mission Hints at Dark Matter and Deep Field Discoveries to Come
The European Space Agency's (ESA) Euclid space telescope is set to release its first data, a preview of new deep field space observations.
Planetary Defence Spacecraft Captures New Images of Mysterious Martian Moon Deimos During Flyby
New images of the mysterious Martian moon Deimos were captured when the Hera mission activated its instruments past Earth for the first time.
Planetary Defense Experts Issue Update on Worrisome “City-Killer” Asteroid 2024 YR4
A near-Earth asteroid discovered by astronomers late last year that showed a rising potential for colliding with Earth has been downgraded, according to planetary defense experts.
Was Mars ‘Rusted’ by Water? Scientists Uncover New Clues to the Red Planet’s Iconic Color
Ancient Martian water may have played a crucial role in shaping the Red Planet’s crimson landscape, new findings suggest.
Einstein Probe’s “Lobster Eyes” Detect Puzzling Energy Burst Coming from an Odd Binary System
An X-ray flash coming from an unusual binary star system was recently spotted with help from the unique "Lobster eyes" on the Einstein Probe.
Proof of Life on Mars? NASA Plans to Return Tantalizing Rover Samples to Earth by 2035
NASA says it has a dual approach plan to bring home potential proof of life on Mars by 2035 after updating its Mars Sample Return Mission.
Nuclear Electric Propulsion Spacecraft Design Moves European Space Agency Closer to 2035 Launch
The European Space Agency is moving one step closer to launching a nuclear-electric propulsion system for deep space missions in 2035.
Scientists Unveil Haunting Soundscape of Mysterious 41,000-Year-Old Magnetic Field Reversal Event
For the first time, scientists have produced an eerie soundscape of a mysterious magnetic field reversal event that occurred on Earth 41,000 years ago.
SpaceX Launches Hera Planetary Defense Mission, Narrowly Escaping Hurricane Milton
SpaceX launched the European Space Agency's Hera mission on Monday to provide scientists with tools to prevent catastrophic cosmic impacts.
James Webb Space Telescope Creates Three-Dimensional Map of Planet’s ‘Puffed-Up’ Atmosphere
Astronomers have created a three-dimensional map of WASP_107b's 'puffed-up' atmosphere using NASA's James Webb Space Telescope.
What’s That in the Desert? ESA Satellite Captures Incredible Images of Iconic Event as Seen from Orbit
A satellite operated by the European Space Agency (ESA) has captured incredible images of an iconic annual event in the Black Rock Desert.
Interplanetary Spacecraft Designed to Scan Jupiter’s Moons for Life Passes Early Test by Confirming Habitability of Earth
The ESA's Juice mission designed to scan Jupiter's moons for signs of life has used those instruments to confirm Earth is habitable.
Biorepository on the Moon Could Preserve Genetic Material From Endangered Species, Researchers Say
An international team of scientists has proposed a unique idea to protect the Earth's endangered species: a biorepository on the Moon.
Mysterious ‘Scars’ of Mars Unveiled in Images of Massive Feature Captured by Mars Express Spacecraft
Striking new images obtained by the Mars Express spacecraft have revealed a massive scar on the surface of Mars.
Astrobiologist Makes ‘Improbable’ Find atop Massive Martian Volcanoes
An international research team led by a Brown astrobiologist says they've discovered something 'improbable' atop these Martian volcanoes.
Astronauts Take One “Giant Leap” for Space Travel With First 3D-Printed Metal Aboard the ISS
The European Space Agency has successfully produced the first 3D-printed metal aboard the International Space Station.
Euclid First Look: Stunning New Images From ESA Mission Reveal Billions of Mysterious Orphan Stars
The Euclid satellite mission has dispatched its first collection of scientific imagery, revealing a dazzling display of orphan stars.
The Mars Express Orbiter Just Captured This Eerie Phenomenon on the Red Planet
The Spiders of Mars? Or Something Else Entirely?
The Spiders of Mars? Or Something Else Entirely?
The ESA's Mars orbiter captured this eerie Martian phenomenon. Are those spiders? Or something even weirder?
Microgravity Environment Can Disturb Sleep Rhythms of Astronauts, New Study Says
New research suggests astronauts may have a hard time getting a good night's sleep while in a microgravity environment.
“Disturbing” Light Asymmetry Spotted on Exoplanet WASP-76b May Finally Have an Explanation
Astronomers say they may have finally unraveled the mystery of a disturbing light asymmetry observed on exoplanet WASP-76b.
Mystery Object That Crashed Through Roof of Florida Home Prompts NASA Investigation
An object that tore through the roof of a family home near Naples, Florida, last month is currently being investigated by NASA to determine its origins.
Speeding Space Object Spotted by NASA-Funded Sungrazer Project Marks a Major New Milestone
The NASA-funded Sungrazer Project has detected its 5,000th comet, the latest milestone in what has become one of the most successful programs of its kind.
Astronomers Using the European Southern Observatory’s Very Large Telescope Spot Tiniest ‘Starquake’ Ever
An international team of astronomers studying orange dwarf stars has recorded the tiniest starquake, or stellar oscillation ever.
Astronomers Reveal the Largest Ever Three-Dimensional Map of the Known Universe
Data collected from quasars fueled by supermassive black holes helps create the first-ever three-dimensional map of the known universe.
New Cosmic Expansion Data Could Mean “We Have Misunderstood the Universe”, Nobel Prize Physicist Says
A Nobel Prize winning physicist studying cosmic expansion says that new astronomical data may mean we have misunderstood the universe.
Look: ESA’s ERS-2 Satellite Captured in Striking Images During Reentry into Earth’s Atmosphere
The ESA's ERS-2 satellite was captured in striking images during the spacecraft’s reentry into Earth’s atmosphere last month.
Starfield, Xbox, and the European Space Agency Are Giving Away a Real-Life Spacesuit
Starfield creator Bethesda Game Studios, Xbox, and the European Space Agency are giving away a customized spacesuit to whoever comes up with the best design.
Japanese Startup Testing Ground-Based Fusion Laser in Pioneering Effort to Combat Space Debris and Orbital Threats
A Japanese start-up is planning to test a ground-based fusion laser to combat the growing threat of space debris.
Hubble Space Telescope Reveals ‘Oddball’ Origins of Farthest and Weirdest Mysterious Radio Signal of Its Kind
A team of astronomers says they have found the unusual location of a rare cosmic event, which appears to be the farthest of its kind yet detected, with help from NASA’s Hubble Space Telescope.