Vera C. Rubin Observatory begins 10-year Legacy Survey of Space and Time (LSST)
Key Questions
What is the Legacy Survey of Space and Time (LSST)?
LSST is a 10-year survey by the Vera C. Rubin Observatory that will create a high-definition time-lapse of the southern sky. It focuses on transients, supernovae, and dark energy studies.
How will LSST complement other surveys?
The survey will work alongside DESI and JWST by providing wide-field, repeated imaging. This enables improved transient detection and cosmological measurements.
When did the LSST camera begin operations?
The camera has started its decade-long survey after years of construction in Chile. Princeton collaborators highlighted its potential for an ultra-high-definition cosmic movie.
The LSST camera has started its 10-year survey, capturing a 'cosmic movie' of the southern sky. This will revolutionize supernova cosmology, dark energy studies, and transient detection, complementing DESI and JWST.
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Updated Jul 9, 2026