optical-transients
Topic | Replies | Views | Activity | |
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Did Three Stars Disappear within One Hour in 1952? |
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0 | 279 | 2 November 2023 |
Unidentified Orbiting Objects in the 1950s? |
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1 | 544 | 12 March 2023 |
LaserSETI—Toward an All-Night-Sky Search for Monochromatic Transient Optical Pulses |
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0 | 258 | 14 April 2022 |