The Atacama Large Millimeter / submillimeter Array in Chile, which today combines the power of 66 radio dishes, peered into the heart of the debris with 20 antennas in 2012. (sciencenews.org)
Dusty galaxies do emit strong radio waves with submillimeter wavelengths, but radio telescopes typically have not had the resolution needed to pin - point individual galaxies. (sciencedaily.com)
* 4: Millimeter wave is the radio wave at the wavelength of 1 millimeter to 1 centimeter, while submillimeter wave at the wavelength of 0.1 to 1 millimeter. (alma-telescope.jp)