Loading…
Loading contentLoading…
Loading contentNASA's network for the rapid distribution of alerts about transient events — gamma-ray bursts, gravitational-wave triggers, and neutrino detections — so that telescopes around the world can slew to a fresh event within seconds.
Facts on this topic will be cited from these primary and reference sources.
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.