The half-light radius of the Milky Way in comparison with that of local disk galaxies. Credit:…
Proba-3’s new view on space weather
Space weather can affect satellites in orbit, trigger geomagnetic storms on Earth and interfere with ground…
Astronomers observe a strong shock front in galaxy cluster SPT-CLJ 2031-4037
The exposure corrected image of SPT J2031. Credit: Diwanji et al., 2024. Using NASA’s Chandra X-ray…
ARRL Headquarters is Closed on Thursday, July 4, for Independence Day
ARRL Headquarters is Closed on Thursday, July 4, for Independence Day 07/03/2024 ARRL The National Association…
Fourth of July Holidays in Space
It may seem remarkable that no American spent the Fourth of July holiday in space for…
Proba-3’s new view on space weather
Space weather can affect satellites in orbit, trigger geomagnetic storms on Earth and interfere with ground…
To find water on Mars, listen to marsquakes
View larger. | Artist’s concept of an aquifer of liquid water on Mars, deep below the…
Hydrothermal vents on ocean moons could support life
View larger. | This Cassini image of Saturn’s ocean moon Enceladus is from October 9, 2008.…
SpaceX retools problem booster for overnight launch from Space Coast
Credit: Unsplash/CC0 Public Domain SpaceX is rolling a booster that was part of a scrubbed launch…
Proba-3’s new view on space weather
Space weather can affect satellites in orbit, trigger geomagnetic storms on Earth and interfere with ground…