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2014.02.13
A star is formed by gravitational contraction of interstellar gas (mostly H2) and dust. Even after the birth of a protostar (a baby star), the gas and dust …
2014.01.17
Abstract A team of Japanese astronomers has obtained a firm evidence of formation of a giant planetary system around a young star by the observations with th…
2013.11.22
Combining the capabilities of two powerful telescopes, the Atacama Large Millimeter/submillimeter Array (ALMA) and Hubble Space Telescope, astronomers have e…
2013.10.24
An international research team led by Takuma Izumi, a second-year master’s student of science at the University of Tokyo, and Kotaro Kohno, a professor…
2013.10.04
A large hot molecular cloud around a very young star was discovered by ALMA. This hot cloud is about ten times larger than those found around typical solar-m…
2013.06.07
Astronomers using the new Atacama Large Millimeter/submillimeter Array (ALMA) have imaged a region around a young star where dust particles can grow by clump…
2013.05.31
A research team led by Bunyo Hatsukade, a postdoc researcher, and Kouji Ohta, a professor, both from the Graduate School of Science, Kyoto University, reveal…
2013.05.07
The twelfth 7-m antenna developed by Japan was delivered to the high site in Chajnantor on April 29, 2013. Now all the 16 antennas of the Atacama Compact Arr…
2013.03.14
On March 13th, in a remote part of the Chilean Andes, the Atacama Large Millimeter/submillimeter Array (ALMA), was inaugurated at an official ceremony. This …
2013.03.14
Observations with the Atacama Large Millimeter/submillimeter Array (ALMA) show that the most vigorous bursts of star birth in the cosmos took place much earl…
2013.01.04
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) telescope have seen a key stage in the birth of giant planets for the first time. V…
2012.10.23
Research background Although it is believed that stars are formed by a contraction of interstellar gas, there are still many mysteries left unsolved in the s…
2012.10.11
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have discovered a totally unexpected spiral structure in the material around the old …
2012.08.29
A team of astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) has spotted sugar molecules in the gas surrounding a young Sun-like star. T…
2012.06.21
An international research team, led by Associate Professor Tohru Nagao from Kyoto University, and including researchers from Japan and Europe, has observed a "…
2012.04.12
A new observatory still under construction has given astronomers a major breakthrough in understanding a nearby planetary system that can provide valuable clu…
2011.10.03
The most powerful millimeter/submillimeter-wavelength telescope in the world opens for business and reveals its first image Humanity’s most complex grou…
2010.11.12
The National Institute of Information and Communications Technology (NICT) and the National Astronomy Observatory of Japan (NAOJ) have successfully developed a…
2010.07.30
Two different types of the receivers Japan developed for ALMA (Atacama Large Millimeter/submillimeter Array) successfully received the first spectrum from the …
2010.01.05
The Atacama Large Millimeter/submillimeter Array (ALMA) has passed a key milestone crucial to producing the high-quality images that will be the trademark of t…
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…
