15 Years Ago: STS-125, the Final Hubble Servicing Mission - NASA (www.nasa.gov)

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Prof. Meghan Gray explains some of the physics behind building a liquid mirror telescope, such as the ILMT in India.
cross-posted from: sh.itjust.works/post/17700325...
In collaboration with Astro Alexandra (who I had not heard of), SciShow just released a video on upcoming telescopes. They don’t go into too much detail on each one, but the video gives a nice overview.