Starship in space! See highlights of SpaceX megarocket’s epic Flight 13 test launch (video)
The 13th test flight of SpaceX’s Starship megarocket went pretty well — and provided some amazing visuals, too.…
The 24-hour day is not fixed but slowly stretching, and in the dinosaurs’ time it was shorter: the Moon’s pull is gently braking Earth’s spin, so a day back then ran about 23.5 hours, and far shorter deeper in the past
The day you are living through right now is longer than any day a dinosaur ever saw. Not…
The first woman to fly in space was not a test pilot or a scientist but a young textile worker, and in 1963 Valentina Tereshkova orbited the Earth alone for three days, longer than every American astronaut combined had managed by then
When you picture the people who flew the first space missions, you probably picture a certain kind of…
Re-Testing An Apollo Guidance Computer Module That Failed Certification Testing
After getting his hands on a rope driver module from the Apollo project era that had a big…
The Parker Solar Probe flies through the sun’s outer atmosphere behind a carbon shield eleven and a half centimetres thick, and the arrangement works so well that while the front face glows at almost fourteen hundred degrees, the instruments sitting a metre behind it stay at roughly the temperature of a comfortable living room
At its closest approaches, Parker Solar Probe passes about 6.2 million kilometres above the Sun’s visible surface. Sunlight…
Rocket Lab to start launching from Alaska under $266 million Space Force deal
Rocket Lab is expanding its launch operations to the snowy north. The California-based company, which already flies from…
The Delta Aquariid Meteor Shower Is Bringing Subtle Breakthroughs for Every Zodiac Sign
How are you divas feeling after that treacherous Mercury Retrograde in Cancer? Truth be told, that was probably…
Mars rover finds evidence of repeated asteroid impacts on Mars
Earth’s earliest history has largely been erased by plate tectonics and erosion, but Mars has kept some of…
NASA to Cover Three US Spacewalks, Host Preview News Conference
Editor’s note: This media advisory was updated July 27, 2026 to reflect an updated start time for the…
The asteroid that ended the dinosaurs had unexpected origins
A new study has found that the asteroid that killed the dinosaurs was a rare, dry type of…
Little Red Dots Could Be Ancient Globular Clusters, Each Dominated by a Super-Massive Star
Nobody knows where the phrase “Kill two birds with one stone” originated. But the fact that it—or a…
Amendment 68: New Opportunity: D.8 Habitable Worlds Observatory Precursor Science Investigations
The Habitable Worlds Observatory (HWO) is a large-aperture ultraviolet/visible/near-infrared observatory concept recommended by the National Academies of Science,…