Super rare card
First observation of gravitational waves
- Value
- 200 W
- Attack
- 320
- Defence
- 256
- Players
- 0
The first direct observation of gravitational waves was made on 14 September 2015 and was announced by the LIGO and Virgo collaborations on 11 February 2016. Previously, gravitational waves had been inferred only indirectly, via their effect on the timing of pulsars in binary star systems.
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