The characters “ACA” (Atacama Compact Array) were drawned by photographing Jupiter with antenna moving. One of the first three Japanese ACA antennas for ALMA was used, and the image was taken with an optical telescope with a CCD mounted on the antenna.
Super high-resolution ALMA and JWST observations unveil unexpected substructure and underlying gas dynamics in a faint,…
A research team led by Masataka Aizawa of Ibaraki University studied a protoplanetary disk around the young star WSB 52…
In April 2025, the ALMA Board approved the development of a new spectrometer for the Morita Array (*) designed and deve…
