The Andromeda Galaxy Quenches Its Satellite Galaxies Long Before They Fall In
Reported by Universe Today
Galaxies grow massive through mergers with other galaxies. Massive galaxies like the Milky Way and Andromeda not only merge with other large galaxies, they also absorb their much smaller satellite dwarf galaxies. But these smaller galaxies can become quenc...
- By: Evan Gough (https://www.universetoday.com/authors/ion23drive)
- On: Tue, 18 Nov 2025 22:49 +0000
Curiosity Blog, Sols 4716-4722: Drilling Success at Nevado Sajama
Reported by NASA
Written by Michelle Minitti, MAHLI Deputy Principal Investigator at Framework Earth planning date: Friday, Nov. 14, 2025 From Curiosity’s ridge-top perch among the boxwork unit, the highlight of the week was the successful drilling of the “Nevado Sajam...
- By: NASA
- On: Tue, 18 Nov 2025 18:45 +0000
Curiosity Blog, Sols 4709-4715: Drilling High and Low in the Boxwork Unit
Reported by NASA
Written by Catherine O’Connell-Cooper, APXS Strategic Planner and Payload Uplink/Downlink Lead, University of New Brunswick, Canada Earth planning date: Friday, Nov. 7, 2025 We are in the most intensive phase of the boxwork structures investigation — t...
- By: NASA
- On: Tue, 18 Nov 2025 18:41 +0000
NASA Telescopes View Spiral Galaxy
Reported by NASA
NGC 1068, a relatively nearby spiral galaxy, appears in this image released on July 23, 2025. The galaxy contains a black hole at its center that is twice as massive as the Milky Way’s. NASA’s Chandra X-ray Observatory data shows a million-mile-per-hou...
- By: NASA
- On: Tue, 18 Nov 2025 17:45 +0000
NASA to share images of interstellar object Comet 3I/ATLAS
Reported by Space | EarthSky
NASA will reveal new images of interstellar object Comet 3I/ATLAS at 2 p.m. on November 19, 2025. These images are from multiple missions. Watch here!
The post NASA to share images of interstellar object Comet 3I/ATLAS first appeared on EarthSky....
- By: Space | EarthSky
- On: Tue, 18 Nov 2025 16:30 +0000
How Three Runaway Stars Solved A Galactic Mystery
Reported by Universe Today
All motion is relative. That simple fact makes tracking the motion of distant objects outside our galaxy particularly challenging. For example, there has been a debate among astronomers for decades about the path that one of our nearest neighbors, the Larg...
- By: Andy Tomaswick (https://www.universetoday.com/authors/andy-tomaswick)
- On: Tue, 18 Nov 2025 13:04 +0000