Sorry! This page is not yet available in your preferred language, so we're displaying the original version instead.
ALMA antennas on Chajnantor move in unison
At the Array Operations Site on the Chajnantor Plateau at an altitude of 5000 metres above sea level, the ALMA antennas move in perfect unison. The late afternoon Sun creates a bright reflection on the antenna dishes as they turn.
Credit:ALMA (ESO/NAOJ/NRAO)