Dark energy — a mysterious force pushing the universe apart at an ever-increasing rate — was discovered 26 years ago, and ever since, scientists have been searching for a new…
Category: Space
Telltale greenhouse gases could signal alien activity
If aliens modified a planet in their solar system to make it warmer, we could tell. A new UC Riverside study identifies the artificial greenhouse gases that would be giveaways…
LLNL gamma-ray sensor has the best resolution
A gamma ray sensor built by LLNL scientists is an essential part of a larger gamma-ray spectrometer (GRS) built in collaboration with researchers from Johns Hopkins Applied Physics Laboratory. Credit:…
Frosty volcanoes discovered in Mars’s tropics
The frost sits atop the Tharsis volcanoes: the tallest volcanoes not only on Mars but in the Solar System. It was first seen by ESA’s ExoMars Trace Gas Orbiter (TGO), and…
Can’t stop won’t stop: Solar Orbiter shows the Sun raging on
The hyperactive sunspot region responsible for the beautiful auroras earlier in May was still alive and kicking when it rotated away from Earth’s view. Watching from the other side of…
The science behind splashdown—aerospace engineer explains how NASA and SpaceX get spacecraft safely back
Credit: Unsplash/CC0 Public Domain For about 15 minutes on July 21, 1961, American astronaut Gus Grissom felt at the top of the world—and indeed he was. Grissom crewed the Liberty…
First of Its Kind Detection Made in Striking New Webb Image
For the first time, NASA’s James Webb Space Telescope’s Near-Infrared Camera (NIRCam) has captured a phenomenon astronomers have long hoped to image directly. In this stunning image of the Serpens…
Detective work enables Perseverance Mars rover team to revive SHERLOC instrument
This image of NASA’s Perseverance rover gathering data on the “Walhalla Glades” abrasion was taken in the “Bright Angel” region of Jezero Crater by one of the rover’s front hazard…
A black hole of inexplicable mass
The black hole already weighed a billion solar masses when the universe was still in its infancy. The James Webb Space Telescope observed a galaxy in a young universe stage.…
US to launch satellite to better prepare for space weather
A SpaceX Falcon Heavy rocket is set to carry the Geostationary Operational Environmental Satellite U into orbit from Florida. The United States is aiming Tuesday to launch a new satellite…
