There is the Space Surveillance Telescope [1] in Australia. It is similar military telescope for space tracking. It is only 3.5m compared to LSST 8m. 1: https:

There is the Space Surveillance Telescope [1] in Australia. It is similar military telescope for space tracking. It is only 3.5m compared to LSST 8m. 1: https://en.wikipedia.org/wiki/Space_Surveillance_Telescope https://en.wikipedia.org/wiki/Space_Surveillance_Telescope