Could Life Survive Around Dead Stars? Habitable Worlds Orbiting White Dwarfs
When stars die, new possibilities ariseThe life cycle of a Sun-like star ends not with a dramatic supernova but with a s...
space
Deep Layers Exposed: Keck Spectrum Reveals Silicon, Sulfur and Argon from a Stripped Supernova
Rare spectrum uncovers a star’s inner shellsFor the first time, astronomers have observed the chemical fingerprints of a...
NASA’s MMS Spacecraft Find Pickup Ions Generating Waves That Could Reshape Solar Wind Models
New observations: pickup ions and unexpected wave activity near EarthA team led by Dr. Michael Starkey at the Southwest ...
Perseverance Data Reveals Strongest Yet Case for Microbial Processes in Mars’ Bright Angel Rocks
Perseverance's discovery in Jezero CraterData collected by NASA's Perseverance rover over the past year have produced wh...
Ryugu's Watery Past: Evidence Shows Liquid Water Persisted Much Later Than Expected
New evidence that Ryugu held liquid waterA tiny 80-milligram sample returned from the near‑Earth asteroid Ryugu has reve...
Perseverance Finds Compelling Mineral Signs in Jezero: New Evidence That Mars Once Hosted Microbial Activity
New mineral data from Perseverance points to possible ancient microbial activityData returned last year by NASA's Persev...
Loudest Black Hole Collision Confirms Hawking’s Area Theorem
A decade after the first detection: a clearer cosmic rumbleTen years after the first direct detection of gravitational w...
JWST Spectra Hint TRAPPIST-1e May Have a Nitrogen-Rich Atmosphere — A Potentially Earth-Like World
New JWST observations probe the atmosphere of TRAPPIST-1eScientists led by researcher K. Glidden and collaborators have ...
Chroococcidiopsis: The Mars‑Dust‑Eating Cyanobacterium That Could Produce Oxygen for Space Missions
a hardy cyanobacterium with practical potentialExtremophiles—organisms adapted to survive extreme physical or chemical c...
New Calculations Suggest Solar Flare Ions Could Reach 60 Million °C — Far Hotter Than Electrons
A recent theoretical analysis indicates that ions expelled in solar flares may be heated to far higher temperatures than...
Late, Water-Rich Impact Likely Delivered Earth’s Life-Enabling Ingredients, New Analysis Suggests
Rapid chemical differentiation in the early Solar SystemThe Solar System formed about 4,568 million years ago. New analy...
Interstellar Comet 3I - ATLAS Develops a Visible Tail Ahead of October Perihelion
New high-resolution images from NOIRLab’s Gemini South telescope reveal that interstellar comet 3I/ATLAS is developing a...
Millions Witness 'Blood Moon' Total Lunar Eclipse Across Asia, Europe and Africa
Stunning 'Blood Moon' Captivates SkywatchersA total lunar eclipse produced a striking "Blood Moon" on Sunday night, draw...
Seismic Clues Reveal Fragments in Mars’s Mantle: New Insights into Planetary Interiors
Preserved fragments deep beneath MarsUnlike Earth, where plate tectonics continually recycles crustal material into the ...
Watch the Blood Moon: Total Lunar Eclipse Visible Across Asia, Parts of Europe and Africa
When and where to see the Blood MoonStargazers across Asia will have a prime view of a total lunar eclipse this Sunday n...
Webb Sees a 'Blob' Near Epsilon Eridani — Planet or Instrument Artifact?
The James Webb Space Telescope (JWST) recently targeted one of the Sun's nearest stellar neighbors, Epsilon Eridani, and...
Tiny Ryugu Grains Contain an Unseen Mineral: Clues to Solar System Origins and the Role of Phosphorus
Rare asteroid grains carry ancient chemistry to EarthTwo microscopic fragments returned by JAXA's Hayabusa2 mission are ...
Earth's Solid Heart: How Carbon Enabled Inner Core Crystallization and Stabilized the Geodynamo
New constraint on core chemistry: carbon as a freezing agentCartoon of the Earth with cutaway showing the mantle and inn...
Seismic Maps Reveal Dozens of Buried Protoplanets Inside Mars’ Mantle
Seismic evidence uncovers ancient impactors preserved in Mars’ mantleScientists analyzing seismic records from NASA’s In...
Global Survey Finds Mars’ Glaciers Are More Than 80% Pure Ice — Implications for Climate and Exploration
Mars' Hidden Glaciers: A New Global PictureBeneath Mars’ dusty slopes lie glaciers that resemble frozen honey, but new r...