45 ft Telescope at <a href="https://en.wikipedia.org/wiki/National_Radio_Astronomy_Observatory" class="extiw" title="w:National Radio Astronomy Observatory">National Radio Astronomy Observatory</a> in <a href="https://en.wikipedia.org/wiki/Green_Bank,_West_Virginia" class="extiw" title="w:Green Bank, West Virginia">Green Bank, West Virginia</a>. It was originally located in Huntersville, WV, 35 km away from Green Banks. This telescope enabled the discovery of Stagittarius A, the compact object at the center of our gallaxy. It is now used to monitor sun.
<a href="//commons.wikimedia.org/wiki/User:Jarekt" title="User:Jarekt">Jarek Tuszyński</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>