Why Aging Stars Suffer A Sudden Luminosity Dip
Reported by Universe Today
When low-mass stars like our Sun age, they leave the main sequence and follow the Red Giant Branch. As they ascend this branch, their luminosity steadily increases. But there's a sort of hiccup in the path called the RGB luminosity bump, where their lumino...
- By: Evan Gough (https://www.universetoday.com/authors/ion23drive)
- On: Tue, 10 Nov 2026 17:22 +0000
NASA Scientists Show How Gravitational Waves Can Reveal New Worlds
Reported by NASA
The LISA (Laser Interferometer Space Antenna) observatory, now in development, will detect gravitational waves, the tiny ripples in space-time caused by orbiting masses. Now two studies led by NASA astrophysicists show in new detail how LISA could reveal a...
- By: NASA
- On: Tue, 10 Nov 2026 16:00 +0000
CHAPEA Crew Leaves a Mark
Reported by NASA
The Crew Health and Performance Exploration Analog (CHAPEA) Mission 2 crew arranged photos around a boot print in the simulated Martian sand outside their habitat on Aug. 31, 2026. The crew recently exited their habitat on Saturday, Oct. 31, after 378 days...
- By: NASA
- On: Tue, 10 Nov 2026 14:57 +0000
Tiny Solar Whirlpools May Hold the Secret to the Sun’s Blistering Corona
Reported by Universe Today
For the second time in a few weeks, we’re writing about research into the temperature gap between the Sun’s surface and its corona. More and more data from various missions continue to feed this wave of discovery. A new paper by Katariina Nykyri of Emb...
- By: Andy Tomaswick (https://www.universetoday.com/authors/andy-tomaswick)
- On: Tue, 10 Nov 2026 14:07 +0000
Atmosphere of lava planet: ‘A cloudy, reflective sunscreen’
Reported by Space | EarthSky
New observations of super-Earth TOI-561 b by the Webb telescope show again that the atmosphere of lava planet TOI-561 b does exist, and is very reflective.
The post Atmosphere of lava planet: ‘A cloudy, reflective sunscreen’ first appeared on EarthSky....
- By: Space | EarthSky
- On: Tue, 10 Nov 2026 12:30 +0000
APOD: 2026 November 10 – Saturn Behind the Moon
Reported by NASA
APOD Science APOD APOD: 2026 November 10 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating unive...
- By: NASA
- On: Tue, 10 Nov 2026 05:05 +0000