Gemini is also a telescope 
https://en.m.wikipedia.org/wiki/Mauna_Kea_Observatories nostr:nevent1qqsz838dedgzketpcs6zmk4mzd3hly738flamxnk0gxkf3k4rwdak8szyrpuqnhy4pp5mvwq4zvxc0z3da520p9qs9nvvc5vg3rrugnakszkveq3vsm