Workflow stage
Discovery
A wide-field survey images the sky repeatedly and flags anything that has changed — a new point of light, or one that has brightened or moved. The candidate is issued as an alert within seconds.
Highlights
- ›Surveys flag what has changed in the sky
Observed across & involves
Knowledge connections
- Associated withLegacy Survey of Space and Time
- Associated withATLAS
- Associated withRubin Alert Stream
- Followed byFollow-Up
Sources
The primary and reference sources this topic draws on.
- NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.