2020.11.18
Newly processed Venus ALMA data made available to the community
A newly and better processed version of data on planet Venus, collected with the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile, has now been mad…
News
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2020.11.13
Virtual Mitaka Open House Day 2020
NAOJ held its Mitaka Open House Day 2020 as a virtual open house on Saturday, October 24, 2020. A live streaming video was broadcast from 10:00 a.m. to 6:30 p.…
2020.10.27
Galaxies in the Infant Universe were Surprisingly Mature
Massive galaxies were already much more mature in the early universe than previously expected. This was shown by an international team of astronomers who studi…
2020.10.22
ALMA Shows Volcanic Impact on Io’s Atmosphere
New radio images from the Atacama Large Millimeter/submillimeter Array (ALMA) show for the first time the direct effect of volcanic activity on the atmosphere …
2020.10.01
ALMA starts the process of recovering the telescope array
With the improving pandemic situation in Chile, ALMA is now scheduled to begin the long process of recovering the telescope array in the Atacama, starting with…
2020.10.01
Astronomers Capture Stellar Winds in Unprecedented Detail
Astronomers used the Atacama Large Millimeter/submillimeter Array (ALMA) to observe a set of stellar winds around aging stars and present an explanation for th…
2020.09.25
Pair of Massive Baby Stars Swaddled in Salty Water Vapor
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers spotted a pair of massive baby stars growing in salty cosmic soup. Each star is shro…
2020.09.15
Phosphine on Venus – A step forward to understand biomarker molecule
An international team of astronomers detected phosphine (PH3) in the atmosphere of Venus. They studied the origin of phosphine, but no inorganic pro…
2020.09.09
Nobeyama Radio Observatory holds “Open Campus 2020 at Home”
On Saturday, August 29, the NAOJ Nobeyama Radio Observatory held its open day event titled “Open Campus 2020 at Home”. Since it was the first attempt for the o…
2020.09.04
Misaligned Planet-Forming Rings around Triple Young Stars
An international team of astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) found a peculiar dust ring system around the young triple st…
2020.08.20
Education Minister Koichi Hagiuda Visits NAOJ
On August 6, Koichi Hagiuda, Minister of Education, Culture, Sports, Science and Technology (MEXT), and Hiroshi Ikukawa, Director-General of the Research and D…
2020.08.13
ALMA sees most distant Milky Way look-alike
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have revealed an extremely distant and therefore very young galaxy that looks surpris…
2020.08.07
Stellar Egg Hunt with ALMA – Tracing Evolution from Embryo to Baby Star
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) took a census of stellar eggs in the constellation Taurus and revealed their evolutio…
2020.08.04
ALMA Captures Stirred-Up Planet Factory
Planet-forming environments can be much more complex and chaotic than previously expected. This is evidenced by a new image of the star RU Lup, made with the A…
2020.07.31
ALMA Finds Possible Sign of Neutron Star in Supernova 1987A
Two teams of astronomers have made a compelling case in the 33-year-old mystery surrounding Supernova 1987A. Based on observations of the Atacama Large Millime…
2020.06.17
Supergiant Atmosphere of Antares Revealed by Radio Telescopes
An international team of astronomers has created the most detailed map yet of the atmosphere of the red supergiant star Antares. The unprecedented sensitivity …
2020.05.22
ALMA Spots Twinkling Heart of Milky Way
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) found quasi-periodic flickers in millimeter-waves from the center of the Milky Way, S…
2020.05.21
ALMA Discovers Massive Rotating Disk in Early Universe
In our 13.8 billion-year-old universe, most galaxies like our Milky Way form gradually, reaching their large mass relatively late. But a new discovery made wit…
2020.04.30
Contract Signed for New ALMA Receivers - ALMA expands its grasp to study molecules in the Universe
The contract has been signed for the production of the final set of receivers to be installed on the Atacama Large Millimeter/submillimeter Array (ALMA). ALMA …
2020.04.21
ALMA Reveals Unusual Composition of Interstellar Comet 2I/Borisov
A galactic visitor entered our solar system last year – interstellar comet 2I/Borisov. When astronomers pointed the Atacama Large Millimeter/submillimeter Arra…
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2025 8.8
The Universe’s Secret Harvest: ALMA Sheds Light on “the Cosmic Grapes”
Super high-resolution ALMA and JWST observations unveil unexpected substructure and underlying gas dynamics in a faint,…
2025 8.5
Discovery of Protoplanetary Disk Caught in Explosion Driven by Stellar Jet
A research team led by Masataka Aizawa of Ibaraki University studied a protoplanetary disk around the young star WSB 52…
2025 6.26
Development of Total Power GPU Spectrometer was approved by ALMA Board
In April 2025, the ALMA Board approved the development of a new spectrometer for the Morita Array (*) designed and deve…
