The Submillimeter Array consists of eight 6-meter diameter radio telescopes arranged as an interferometer for submillimeter wavelength observations. It is the first purpose-built submillimeter interfe
The Submillimeter Array
An SMA receiver insert, covering frequencies from 194 to 240 GHz. The large cryostat in each antenna can house up to eight inserts.
The Submillimeter Array at night in 2015, lit by flash
The Array under construction in 2002
The Atacama Large Millimeter/submillimeter Array is an astronomical interferometer of 66 radio telescopes in the Atacama Desert of northern Chile, which observe electromagnetic radiation at millimeter
ALMA Antennas on Chajnantor
The first two ALMA antennas linked together as an interferometer
Three ALMA antennas linked together as an interferometer for the first time