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Close-up of Gamma Ray Burst 990123

A Close-Up of the Optical Transient shows both a point-like source (the bright emission) plus the extended emission (below and to the right) from what may be the distant host-galaxy
- Release DateApril 1, 1997
- Science ReleaseHubble Tracks the Fading Optical Counterpart of a Gamma-Ray Burst
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Last Updated
Mar 28, 2025
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Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov