Can Dyson spheres be stable? New research says yes
Reported by Space | EarthSky
A new study says that Dyson spheres - and, similarly, ringworlds - could be stable in a two-star system. Read more about them and their impact on SETI.
The post Can Dyson spheres be stable? New research says yes first appeared on EarthSky....
- By: Space | EarthSky
- On: Thu, 29 May 2025 10:45 +0000
Tantalizing dark streaks on Mars are bone-dry, study says
Reported by Space | EarthSky
What are the mysterious dark streaks on Mars seen flowing down steep slopes? A new study using machine learning suggests they are caused by dry dust, not water.
The post Tantalizing dark streaks on Mars are bone-dry, study says first appeared on EarthSky....
- By: Space | EarthSky
- On: Thu, 29 May 2025 10:20 +0000
Cosmic Dawn Screening
Reported by NASA
Join NASA for a free screening of Cosmic Dawn, the incredible true story of the James Webb Space Telescope–humanity’s mission to unveil the early universe, against all odds. Cosmic Dawn is the incredible true story of the James Webb Space Telescope –...
- By: NASA
- On: Wed, 28 May 2025 19:15 +0000
Hubble Images Galaxies Near and Far
Reported by NASA
This NASA/ESA Hubble Space Telescope image offers us the chance to see a distant galaxy now some 19.5 billion light-years from Earth (but appearing as it did around 11 billion years ago, when the galaxy was 5.5 billion light-years away and began ...
- By: NASA
- On: Wed, 28 May 2025 18:08 +0000
Eccentric ‘Star’ Defies Easy Explanation, NASA’s Chandra Finds
Reported by NASA
Scientists have discovered a star behaving like no other seen before, giving fresh clues about the origin of a new class of mysterious objects. As described in our press release, a team of astronomers combined data from NASA’s Chandra X-ray Observatory a...
- By: NASA
- On: Wed, 28 May 2025 15:25 +0000
How Do We Do Research in Zero Gravity? We Asked a NASA Expert: Episode 62
Reported by NASA
How do we do research in zero gravity? Actually when astronauts do experiments on the International Space Station, for instance, to environment on organisms, that environment is actually technically called microgravity. That is, things feel weightless, but...
- By: NASA
- On: Wed, 28 May 2025 14:30 +0000