ObservatoryW
Observatory
List of highest astronomical observatoriesW
List of highest astronomical observatories
Equatorial roomW
Equatorial room
Gravitational-wave observatoryW
Gravitational-wave observatory
International Latitude ServiceW
International Latitude Service
Los Molinos ObservatoryW
Los Molinos Observatory
Raisting Earth StationW
Raisting Earth Station
RTT-150W
RTT-150
SISTINEW
SISTINE
Solar observatoryW
Solar observatory
Solar tower (astronomy)W
Solar tower (astronomy)
Space telescopeW
Space telescope