ALMA telescope passes major milestone with successful antenna link

		IMAGE: In this image, we see a screenshot of the full correlator output for a single one-second integration. The top two windows are the spectral shapes of the signals from the... Click here for more information.

The Atacama Large Millimeter/submillimeter Array (ALMA), an immense international telescope project under construction in northern Chile, reached a major milestone on April 30, when two ALMA antennas were linked together as an integrated system to observe an astronomical object for the first time.