2017.07.01
ALMA Reveals Turbulent Birth of Twin Baby Stars
Using the Atacama Large Millimeter/submillimeter Array (ALMA), researchers obtained a critical clue to an underlying problem: how are widely separated twin sta…
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2017.06.15
ALMA Finds Ingredient of Life Around Infant Sun-like Stars
ALMA has observed stars like the Sun at a very early stage in their formation and found traces of methyl isocyanate — a chemical building block of life. This i…
2017.06.13
ALMA Hears Birth Cry of a Massive Baby Star
An international research team led by a Japanese astronomer has determined how the enigmatic gas flow from a massive baby star is launched. The team used the A…
2017.06.09
ALMA Returns to Boomerang Nebula
Companion Star Provides Chilling Power of ‘Coldest Object in the Universe’
2017.06.01
ALMA Booth at Japan Geoscience Union Meeting 2017
NAOJ ALMA exhibits a booth at the Japan Geoscience Union Meeting every year. This year’s event was held from May 20 through 25 jointly with the American Geophy…
2017.05.19
ALMA Eyes Icy Ring around Young Planetary System
An international team of astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) has made the first complete millimeter-wavelength image of t…
2017.04.28
Over 1700 proposals received in the ALMA Cycle 5 call
ALMA has reached a new record. Astronomers from almost all over the world worked against the clock to present their observation proposals on time for the new c…
2017.04.20
The onset of an extra-solar system - feeding a baby star with a dusty hamburger
An international research team, led by Chin-Fei Lee in Academia Sinica Institute of Astronomy and Astrophysics (ASIAA, Taiwan), has made a new high-fidelity im…
2017.04.13
ALMA Investigates 'DeeDee,' a Distant, Dim Member of Our Solar System
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have revealed extraordinary details about a recently discovered far-flung member of …
2017.04.10
ACA Total Power Array Spectrometer PDR
On February 20 and 21, 2017, two-day ALMA ACA Total Power (TP) Array Spectrometer Preliminary Design Review (PDR) was held at the Korea Astronomy and Space Sci…
2017.04.07
ALMA Captures Explosive Star Birth
Star birth can be a violent and explosive event, as dramatically illustrated in new ALMA images. Around 500 years ago, a pair of adolescent protostars had a pe…
2017.03.27
9th SPSS Award Given to Joten Okamoto
The Society for Promotion of Space Science (SPSS) gave the 9th SPSS Award to Joten Okamoto, an NAOJ fellow who is engaged in research activities at the NAOJ C…
2017.03.17
ALMA's ability to see a "Cosmic Hole" confirmed
Researchers using the Atacama Large Millimeter/submillimeter Array (ALMA) successfully imaged a radio “hole” around a galaxy cluster 4.8 billion li…
2017.03.14
Solar Eclipse Observation at the Residence of the NAOJ Chile Observatory Director
An annular solar eclipse took place in the morning of February 26 in Southern Chile. It was observed in Santiago from 9:20 am to 11:50 am as a partial solar e…
2017.03.08
Ancient Stardust Sheds Light on the First Stars—Most distant object ever observed by ALMA
Astronomers have used ALMA to detect a huge mass of glowing stardust in a galaxy seen when the Universe was only four percent of its present age. This galaxy…
2017.03.03
An Extraordinary Celestial Spiral with a Twist
An international team of astronomers, led by Hyosun Kim in Academia Sinica Institute of Astronomy and Astrophysics (ASIAA, Taiwan), has found a way of deriving…
2017.02.27
2016 Japan Radio Astronomy Forum Symposium
From February 21 through 22, 2017, the Japan Radio Astronomy Forum (JRAF) Symposium FY2016 was held at the NAOJ Mitaka campus. More than 80 participants atten…
2017.02.15
Black-Hole-Powered Jets Forge Fuel for Star Formation
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have discovered a surprising connection between a supermassive black hole and the gal…
2017.02.13
Summer Camp at Santiago Japanese School
On January 26, NAOJ Chile Observatory staff members visited a summer camp held by Santiago Japanese School to give a lecture about the universe and astronomic…
2017.02.08
Protostar displays a strange geometry
One of the big puzzles in astrophysics is how stars like the sun manage to form from collapsing molecular clouds in star-forming regions of the universe. The…
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2025 12.10
In ancient stellar nurseries, some stars are born of fluffy clouds Observations of the Small Magellanic Cloud: insights into star formation in early-universe-like environments
(This news is based on the press release from Kyushu University on September 24, 2025)
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2025 11.18
Astronomers discover a superheated star factory in the early universe ~Hot dust indicates the rapid growth of the early galaxy~
This news is based on the press release from Chalmers University of Technology.
Astronomers have uncover…
2025 11.10
NAOJ and KASI Sign ALMA Collaboration MoU Amendment
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NAOJ Director General Mamoru Doi (left) and KASI President Jang-Hyun Park (right) (credit: KASI). The National Astronom…
