Source
APOD: 2026 August 7 – Rubin’s Cosmos Field
The NSF-DOE Vera C. Rubin Observatory in Chile captured an image of the COSMOS field featuring over half a million galaxies. This effort is part of its ten-year Legacy Survey of Space and Time.
Why it matters
Because this region contains few bright stars from our own galaxy, astronomers can get an unimpeded view to study how the distant universe changes over time.
The details
- The COSMOS field is several times larger than the full moon.
- Light from some of these galaxies traveled for billions of years.
- Rubin will revisit this specific area every couple of days.
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Key connections
National Science Foundation is a partner of U.S. Department of Energy
NSF and DOE partner on the Vera C. Rubin Observatory.
Vera C. Rubin Observatory uses Legacy Survey of Space and Time
Vera C. Rubin Observatory conducts the Legacy Survey of Space and Time.
Related events
Aug 7, 2026•24d ago
•Astronomy Image ReleaseVera C. Rubin Observatory Releases COSMOS Field Image
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