SpaceX Starship hits key milestones in Flight 13
SpaceX says the Starship flying today’s mission has 20 Starlink satellites on board, the first of the latest…
We tend to imagine the habitable zone as a narrow ring around a star, but icy moons have transformed that picture. Far beyond the reach of life-sustaining sunlight, vast oceans may remain liquid beneath their frozen surfaces—warmed by the constant gravitational flexing of the giant planets they orbit.
The picture most of us were given at school was wonderfully simple. Put a star in the middle,…
This Week In Space LIVE — The Viking Mars landings 50 years later
This Week in Space 220 – YouTube Watch On Hey, Space Fans! Every weekend here at Space.com, you…
Hubble Spies One-Sided Spiral – NASA Science
The subject of this NASA/ESA Hubble Space Telescope image is a spiral galaxy struggling against titanic forces that…
Oldest Mars meteorite reveals Mars lost its water early
View larger. | Closeup of the Teghaza 001 Mars meteorite. A new analysis of this ancient piece of…
Kilometre-scale Jovian moon characterized for a potential JUICE flyby
Minor Planet Center. Natural Satellites Ephemeris Service (IAU Minor Planet Center, accessed 28 May 2026); https://www.minorplanetcenter.net/iau/NatSats/NaturalSatellites.html Sheppard, S.…
New Crew Members Welcomed to International Space Station
From left, Expedition 74 flight engineers Anna Kikina and Pyotr Dubrov of Roscosmos, and Anil Menon of NASA…
Scientists discover the Sun contains 55% more silver than expected
Researchers at Uppsala University have determined that the Sun contains 55 percent more silver than earlier calculations suggested.…
An off-the-shelf camera could help us find more black holes smashing together
Fixing a problem inside one of the world’s most sophisticated scientific observatories might seem like the kind of…
In microgravity, the human spine lengthens by as much as five centimetres, and astronauts come home temporarily taller than when they left, before gravity compresses the column again within days of landing
Astronauts come home from long stays in orbit measurably taller than when they launched. The usual figure is…
Hubble and Webb uncover Omega Centauri’s first stellar-mass black hole after 23 years of observations
For decades, Omega Centauri has presented astronomers with a paradox. The Milky Way’s largest globular cluster contains roughly…
Juno Measures the Heat Below Io’s Restless Surface
Jupiter’s moon Io is a strange one. It’s the driest object in the Solar System, has the strongest…