GRB 670702
![]() The Vela satellites which detected the gamma ray burst  | |
| Event type | Gamma ray burst | 
|---|---|
| Date | July 1967 | 
| Duration | Seconds | 
| Instrument | Vela 4 | 
| Notable features | First gamma ray burst discovered | 
| Other designations | GRB 670702 | 
GRB 670702 is a gamma ray burst (GRB) known for being the first gamma ray burst detected in history.[1][2] It was detected on the second of July in the year 1967 by the Vela 4 satellite, a US satellite that monitored worldwide compliance to the with the 1963 nuclear test ban treaty.[3]
References
- ^ "Quick Guide to Gamma-Ray Bursts with an Overview of 11 Significant Bursts". www.astromag.co.uk. Retrieved 2025-06-05.
 - ^ "GRB 670702 - Astronomy News". astronomy.activeboard.com. 2013-06-30. Retrieved 2025-06-05.
 - ^ "Vela 1, 2, 3, 4, 5, 6". Gunter's Space Page. Retrieved 2025-06-05.
 
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