2023.03.02
Resurrected Supernova Provides Missing-Link in Stellar Evolution
An international research team has discovered the first example of a supernova, known as SN 2018ivc, showing an unprecedented rebrightening at millimeter wavel…
Press Releases
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2023.02.03
Outflows from Baby Star Affect Nearby Star Formation
Astronomers revealed fast gas outflows from a baby star strongly colliding with nearby dense gas where a group of baby stars are being born. The result suggest…
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…
2022.07.01
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…
2022.05.31
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…
2021.12.02
Stellar Cocoon with Organic Molecules at the Edge of our Galaxy
For the first time, astronomers have detected a newborn star and the surrounding cocoon of complex organic molecules at the edge of our Galaxy, which is known …
2021.10.07
First ALMA Animation of Circling Twin Young Stars
Researchers analyzed the accumulated data from the Atacama Large Millimeter/submillimeter Array (ALMA) and depicted the motion of a young twin star system XZ T…
2021.09.23
Unveiling Galaxies at Cosmic Dawn That Were Hiding Behind the Dust
While investigating the data of young, distant galaxies observed with the Atacama Large Millimeter/submillimeter Array, Yoshinobu Fudamoto from Waseda Universi…
2021.09.15
Untangling the Formation of Planetary Systems with Deuterium
An international research team using the Atacama Large Millimeter/submillimeter Array (ALMA) revealed the distribution of heavy hydrogen, or deuterium, in plan…
2021.09.08
First Light with the ALMA Band 1 Receiver
An international team has developed, assembled, and integrated a new set of receivers for the Atacama Large Millimeter/submillimeter Array (ALMA), the Band 1 r…
2021.07.08
New Radio Receiver Opens Wider Window to Radio Universe
Researchers have used the latest wireless technology to develop a new radio receiver for astronomy. The receiver is capable of capturing radio waves at frequen…
2021.06.11
ALMA Discovers Earliest Gigantic Black Hole Storm
Researchers using the Atacama Large Millimeter/submillimeter Array (ALMA) discovered a titanic galactic wind driven by a supermassive black hole 13.1 billion y…
2021.06.08
Discovery of a Dying Supermassive Black Hole Via a 3000-year-long Light Echo
Supermassive black holes (SMBH) occupy the center of galaxies, with masses ranging from one million to 10 billion solar masses. Some SMBHs are in a bright phas…
2021.05.21
ALMA Discovers the Most Ancient Galaxy with Spiral Morphology
Analyzing data obtained with the Atacama Large Millimeter/submillimeter Array (ALMA), researchers found a galaxy with a spiral morphology by only 1.4 billion y…
2021.04.20
ALMA Discovers Rotating Infant Galaxy with Help of Natural Cosmic Telescope
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers found a rotating baby galaxy 1/100th the size of the Milky Way at a time when the Un…
2021.03.29
Stellar Eggs near Galactic Center Hatching into Baby Stars
Astronomers found a number of baby stars hiding around the center of the Milky Way using the Atacama Large Millimeter/submillimeter Array (ALMA). Previous stud…
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…
2020.09.25
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…
NEW ARTICLES
2025 5.27
ALMA Booth at Japan Geoscience Union Meeting 2025
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NAOJ ALMA is exhibiting a booth at the Japan Geoscience Union (JpGU) Meeting every year. This year’s event was held fro…
2025 5.22
A Fierce Storm in a Giant Barred Spiral Galaxy 11 Billion Years Ago
A research team led by Shuo Huang (NAOJ and Nagoya University) has observed a massive and extremely active barred spira…
2025 4.30
exoALMA Gives Astronomers A New Look At How Planets Are Formed: Beyond planet hunting, this survey will reveal the mechanics behind planet forming discs
A team of international astronomers have embarked on an exciting new project to hunt for planets forming around young s…
