Euclid has found its "lost" guide stars as a software patch has solved its navigation woes and the next six years of observation schedules have been redesigned to avoid stray sunlight: it's the end of an interesting commissioning ...
Astronomy
Oct 6, 2023
0
33
Astronomers from the University of Maryland and the Michigan Technological University, have inspected a mysterious ultra-high energy gamma-ray source known as LHAASO J2108+5157. Results of the study, published August 31 on ...
Window glass, at the microscopic level, shows a strange mix of properties. Like a liquid, its atoms are disordered, but like a solid, its atom are rigid, so a force applied to one atom causes all of them to move.
Condensed Matter
Sep 6, 2023
0
210
Just how dark is the night sky?
Astronomy
Aug 17, 2023
1
55
Radioisotope thermoelectric generators (RTGs) are the power plants of the interplanetary spacecraft. Or at least they have been for going on 50 years now. But they have significant drawbacks, the primary one being that they're ...
Space Exploration
Aug 14, 2023
0
54
Physicists like me don't fully understand what makes up about 83% of the matter of the universe—something we call "dark matter." But with a tank full of xenon buried nearly a mile under South Dakota, we might one day be ...
General Physics
Aug 9, 2023
5
18
A team in Fort Sumner, New Mexico, is preparing to fly a balloon-borne science instrument called ComPair, which will test new technologies for detecting gamma rays, the highest-energy form of light.
Space Exploration
Aug 9, 2023
0
1
Japan's XRISM (X-ray Imaging and Spectroscopy Mission, pronounced "crism") observatory, expected to launch Aug. 25 (Aug. 26 Japan local time), will provide an unprecedented view into some of the hottest places in the universe. ...
Astronomy
Aug 4, 2023
0
26
Sometimes, the best place to hide a secret is in broad daylight. Just ask the sun.
Astronomy
Aug 3, 2023
223
1868
Euclid's two instruments have captured their first test images. The mesmerizing results indicate that the space telescope will achieve the scientific goals that it has been designed for—and possibly much more.
Astronomy
Jul 31, 2023
0
36
