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I was wondering why every star showed a pair of perpendicular lines radiating out. Apparently they are artifacts of the telescope's construction, and are called
by lovelearning 10y ago
I was wondering why every star showed a pair of perpendicular lines radiating out. Apparently they are artifacts of the telescope's construction, and are called "diffraction spikes" [1].
[1]: https://en.wikipedia.org/wiki/Diffraction_spike https://en.wikipedia.org/wiki/Diffraction_spike
- mikk14 10y agoThere is a nice Minute Earth video about this, for those who want a quick and entertaining way to get the concept: https://www.youtube.com/watch?v=VVAKFJ8VVp4 https://www.youtube.com/watch?v=VVAKFJ8VVp4