The ‘Exotic Physics’ Behind a Mysterious 1,000-Mile Cloud on Mars
The cloud has baffled astronomers since its discovery in 2018. Now, a new study offers a possible cause for its appearance.
Tereza Ondráčková
Japan Is Attempting an Audacious Mission to Sample a Martian Moon
JAXA is leading an international mission to reach Mars’ Phobos moon and bring soil back to Earth. If successful, it could unlock new clues about the history of the solar system.
Jenna Ahart
NASA’s Oldest Martian Spacecraft Have Been Running for Decades. Here’s How
Two orbiters have long outlasted their expected lifespans and completely reshaped our understanding of the Red Planet, all while operating 140 million miles from Earth.
Meghan Bartels
Artemis III Scientist Shares What to Expect From NASA’s Next Lunar Mission
Though scaled back from initial plans of landing, the voyage will serve as a dress rehearsal for when humans return to the moon’s surface.
Jorge Garay
NASA Just Made Nearly 1 TB of Artemis II Data Available to the Public
The data drop includes photographs, audio, video, and astronauts’ notes that will be used to study the moon and prepare for future human missions.
Jorge Garay
Humans Watched This Supernova Explode Nearly a Millennium Ago. Now You Can See It in High Definition
The new image isn’t just stunning—it may also provide clues about how this star survived its own explosion.
Jorge Garay
Earth’s Condition Is ‘Serious and Getting Worse’ as Climate Change Intensifies
Seven of 16 planetary vital signs are in their most extreme state ever recorded, and El Niño is here to make matters even worse.
Brian Kahn
Astronomers Discover a Possible New Dwarf Planet in Our Solar System
Lying beyond Pluto, 2026 ED138 could be as large as 1,500 kilometers in diameter. Astronomers are still working to confirm whether it meets the criteria for a dwarf planet.
Jorge Garay
Inside the Supermassive Debate Over the James Webb Telescope’s ‘Little Red Dots’
The Webb telescope sees tiny red dots everywhere. Astronomers can’t agree on what they are, but some believe they may be enormous stars with black holes inside.
Charlie Wood
Elusive ‘Geoneutrinos’ Are Building a New Map of Earth’s Volatile Interior
A global network of detectors are reporting some of the most substantial measurements yet of neutrinos created deep underground by the radioactive elements that power our planet’s tectonic activity.
James Dinneen
A Decade-Long Experiment Is Unlocking the Mysteries of the Ocean’s ‘Deep Reefs’
Scientists left structures up to 100 meters under the surface. Here’s what they found when they retrieved them 10 years later.
Byrd Pinkerton
Astronomers Confirm Discovery of the Youngest Known Exoplanet Ever
Under 1 million years old, “Elias 2-24b” is now the youngest exoplanet ever observed, and it may force researchers to reevaluate theories about how planets are formed.
Teruyuki Hayakawa