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Recent Space Stories

A FAST search finds an unexplained radio signal toward K2-155, but deeper checks favor terrestrial or instrumental interference.
Machine learning narrowed 33 planetary systems’ radio data to two notable events, showing why promising signals need rigorous checks.
Joseph Shavitupda
An AI model flags 44 star systems that may hide Earth-like planets, using patterns in known planets to guide telescope searches.
AIAI finds 44 star systems that could hide Earth-like planetsJoseph Shavit
A new Mars map shows ancient rain may have concentrated formaldehyde, a key prebiotic molecule, in specific regions billions of years ago.
SpaceRainstorms billions of years ago may have created habitable hotspots on MarsJoseph Shavit
Dramatic plumes spray water ice and vapor from many locations along the famed "tiger stripes" near the south pole of Saturn's moon Enceladus.
SpaceScientists recreate Enceladus’s ocean and watch Earth microbes thriveJoseph Shavit
A short gamma-ray burst followed by 10 minutes of X-rays may reveal a long-lived magnetar born from a neutron star merger.
SpaceEinstein Probe catches a neutron star merger glowing far longer than expectedJoshua Shavit
Planetary chemistry suggests Earth grew mostly from pebble-built protoplanets, while Mars formed mainly from larger planetesimals.
SpaceNew evidence challenges the idea that Earth and Mars formed the same wayJoseph Shavit
Four lunar satellites kept a BeiDou navigation network stable for 60 days, cutting autonomous orbit error to just 0.35 meters.
SpaceThe Moon could solve a stubborn GPS navigation problem for satellites around EarthJoseph Shavit
The binary star system 70 Ophiuchi AB, or 70 Oph AB, can be seen near the center of this image taken by the U.S. Naval Observatory in 1937.
Space170-year-old search narrows the hunt for planets around nearby binary system 70 OphiuchiJoseph Shavit
An artist's concept of a gas giant planet orbiting a red dwarf.
SpaceJWST uncovers a surprisingly cold atmosphere on the giant planet HATS-6 bJoseph Shavit
New zircon dating suggests Oklahoma’s Ames crater is about 100 million years younger than thought and may date to the Late Devonian.
SpaceOklahoma crater may be 100 million years younger than thought, shifting it toward a mass extinction eventJoseph Shavit
Enceladus may sort and concentrate ocean chemicals into individual ice grains, potentially making rare biosignatures easier to detect.
SpaceSaturn’s moon Enceladus offers new clues in the search for alien lifeJoseph Shavit
A view of CHIME at night, with the Milky Way in the background.
SpaceCanadian radio telescope (CHIME) is turning hydrogen into a map of cosmic expansionJoshua Shavit
Chang’e-6 samples contain the first natural lunar γ-iron, a magnetic nanoparticle phase that may preserve clues to the Moon’s ancient fields.
SpaceChang’e-6 samples reveal a form of magnetic iron never before found on the MoonJoseph Shavit
Artist's illustration of a supermassive black hole at the center of a radio galaxy launching powerful jets (shown in pink) all the way into the galaxy's CGM.
SpaceSupermassive black holes leave a glowing trail far beyond their host galaxiesJoseph Shavit
Perseverance found Jezero rocks altered by at least three water systems involving carbonates, silica and later hydrothermal fluids. This Mastcam-Z-enhanced color photo mosaic shows a butte near Jezero crater.
SpaceNASA finds a surprisingly complex history of water on ancient MarsJoseph Shavit
A gravitational tug involving Earth’s inner core may explain why the planet’s day length shifts by milliseconds over decades.
SpaceEarth’s inner core may be quietly changing the length of our daysJoshua Shavit
Enceladus may naturally concentrate biosignatures in ice grains, while experiments show microbes can tolerate its unusual ocean chemistry.
SpaceSaturn’s icy moon Enceladus may make alien life easier to find than scientists thoughtJoseph Shavit