Facility · Telescopes
Vera C. Rubin Observatory (LSST)
8.4 m survey telescope with a 3.2-gigapixel camera
- Status
- Operating
- Location
- Cerro Pachón, Chile
- Operator
- NSF NOIRLab and DOE SLAC
- Next
- Data previews and first LSST science releases
Summary
The ten-year Legacy Survey of Space and Time: the whole southern sky every few nights in six filters. It has the world's largest digital camera (built at SLAC) and sends millions of alerts per night.
Now as of 4 Nov 2026
The LSST survey officially began on the night of 29 June 2026 (Princeton LSST, Fermilab). The first public alerts went out on 24 February 2026 (SEA).
Key dates
- Jun 2025First imagesdone
- 24 Feb 2026First public alertsdone
- 29 Jun 2026Ten-year LSST survey beginsdone