| Title: | Hubble Stays on Trail of Fading Gamma-Ray Burst Fireball, Results Point to Extragalactic Origin | Add | |
| Facility: | Hubble Space Telescope | ||
| Instrument: | Space Telescope Imaging Spectrograph | ||
| Subjects: | GRB 970228 | Gamma Ray Burst | ||
| Spectral Type: | Optical | ||