2023.01.11
Model-Independent Method to Weigh Protoplanetary Disks
January 11, 2023 | Science
Astronomers have found a way to directly measure the amount of gas in protoplanetary disks without needing to make a…
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2022.12.09
Measuring Gamma-Ray Bursts' Hidden Energy Unearths Clues to the Evolution of the Universe
Gamma-ray bursts are the most luminous explosions in the universe, allowing astrophysicists to observe intense gamma rays in short durations. Gamma-ray bursts …
2022.11.24
Director General Tsuneta makes courtesy visits to Ministry of Foreign Affairs and others in Chile
In conjunction with the ALMA Board meeting held in Santiago (Chile) on November 14-18, 2022, NAOJ Director General Saku Tsuneta made courtesy visits to the Emb…
2022.11.22
INTERNATIONAL TEAM OBSERVES INNERMOST STRUCTURE OF QUASAR JET
At the heart of nearly every galaxy lurks a supermassive black hole. But not all supermassive black holes are alike: there are many types. Quasars, or quasi-st…
2022.10.26
The first cryogenic receivers that integrate all-metal 3D-printed RF components in radio astronomy
The NAOJ ALMA project and Advanced Technology Center have successfully fabricated corrugated horns by all-metal 3D-printing for the ALMA Band 1 receiver (Radio…
2022.08.29
Birth cry from a baby star in the Small Magellanic Cloud
Wide-field far-infrared image of the Small Magellanic Cloud obtained with the Herschel Space Observatory (left). ALMA image of the molecular outflow from the b…
2022.08.19
ALMA’s 2014 Ground-Breaking HL Tau Results Have Appeared in Over 1,000 Scientific Papers in Less Than a Decade
Ground-breaking 2014 HL Tau observational data from ALMA has been cited in more than 1,000 scientific studies in the past 7.5 years, aiding in major breakthrou…
2022.08.12
New Material “Fingerprint” to Understand Planetary System Formation with ALMA
A research team led by Tomohiro Yoshida, a graduate student at The Graduate University for Advanced Studies in Japan, has discovered that the abundances of dif…
2022.07.01
Capturing the Onset of Galaxy Rotation in the Early Universe
An international research team led by Tsuyoshi Tokuoka, a graduate student at Waseda University in Japan, has observed signs of rotation in a galaxy, which ex…
2022.06.17
Close encounter more than 10,000 years ago stirred up spirals in an accretion disk
An international research led by X. Lu, a former ALMA postdoc fellow at NAOJ and now an associate researcher at Shanghai Astronomical Observatory, has used hig…
2022.05.31
Unknown structure in galaxy revealed by high contrast imaging
A team of astronomers in Japan has discovered for the first time a faint radio emission covering a giant galaxy with an energetic black hole at its center. The…
2022.05.12
Astronomers reveal first image of the black hole at the heart of our galaxy
Astronomers have unveiled the first image of the supermassive black hole at the center of our own Milky Way galaxy. This result provides overwhelming evidence …
2022.04.19
Four Members of ALMA Project Receive the 2021 Shoichiro Yoshida Memorial/Nikon Astronomy Achievement Award
The 2021 Shoichiro Yoshida Memorial/Nikon Astronomy Achievement Award was awarded to four members of the ALMA Project. Reason for the award: Realizatio…
2022.04.07
Most Distant Galaxy Candidate Yet
An international astronomer team has discovered the most distant galaxy candidate to date, named HD1, which is about 13.5 billion light-years away. This discov…
2022.03.30
Takuya Hashimoto at the University of Tsukuba receives the 2021 PASJ Excellent Paper Award for his research using the ALMA Telescope
A research article led by Dr. Takuya Hashimoto at the University of Tsukuba has received the 2021 Publications of the Astronomical Society of Japan Excellent P…
2022.03.23
First light with the new spectrometer for the Atacama Compact Array
On February 22, 2022, the newly developed spectrometer for the Total Power Array of the Atacama Compact Array (ACA), also known as Morita Array, has successful…
2022.03.02
ALMA detects nitrogen and oxygen radio waves emitted by a galaxy 12.9 billion years ago
The Atacama Large Millimeter/submillimeter Array (ALMA) successfully detected radio waves emitted by nitrogen and oxygen from a galaxy that existed 12.9 billio…
2022.02.10
Enhancement and Future Development of ALMA for the 2020s and 2030s
In 2021, ALMA celebrated the 10th anniversary of its Early Science operations. During this time, the telescope has produced many achievements on a variety of s…
2022.01.13
Stars’ secret embraces revealed by ALMA
Unlike our Sun, most stars live with a companion. Sometimes, two come so close that one engulfs the other - with far-reaching consequences. When a team of astr…
2021.12.20
Seiji Fujimoto at University of Copenhagen Receives Inoue Research Award for Young Scientists
Seiji Fujimoto, a DAWN fellow at the Niels Bohr Institute, the University of Copenhagen, received Inoue Research Award for Young Scientists for fiscal 2021.
NEW ARTICLES
2026 6.17
Toward a New Era of Astronomy: A New Step in Multi-Messenger Astronomy at Cosmological Distances - Gravitational Lensing Reveals a Connection Between Intense Star Formation 11 Billion Years Ago and High-Energy Neutrinos -
A remarkably bright galaxy affected by gravitational lensing, “Shadow Blaster,” was discovered through follow-up observ…
2026 6.9
Hiroaki Imada Receives the 2026 Shoichiro Yoshida Memorial Nikon Astronomy Achievement Award
The 2026 Shoichiro Yoshida Memorial Nikon Astronomy Achievement Award, presented by the Foundation for Promotion of Ast…
2026 5.22
Cosmic Chaos Beats Magnetism in the Birth of Massive Star Clusters
An international team of astronomers has discovered that chaotic turbulence, rather than orderly magnetic fields, is th…
