Alert system
The Astronomer's Telegram
A short-notice publication service for rapidly announcing and commenting on new astronomical observations, widely used to share follow-up of transients within hours.
Observed across & involves
Knowledge connections
- Associated withTransient Name Server
- Associated withMulti-messenger astronomy
- Associated withFollow-Up
- Associated withPublication
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.