2013.10.03
Final Antenna Delivered to ALMA
The final antenna for the Atacama Large Millimeter/submillimeter Array (ALMA) project has just been handed over to the ALMA Observatory. The 12-meter-diameter …
ALMA Discoveries
241 - 260 / 392
2013.09.02
The world's first interferometric image at 500 GHz with ALMA Band 8 receivers
ALMA opens another window to the universe in the 500 GHz frequency band. Astronomers successfully synthesized the distribution of atomic carbon around a planet…
2013.08.21
ALMA Takes Close Look at Drama of Starbirth
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have obtained a vivid close-up view of material streaming away from a new-born star. …
2013.07.25
Starburst to Star Bust: Astronomers ID suspect behind dearth of high-mass galaxies
The cosmic fireworks that characterize a starburst galaxy can abruptly fizzle out after only a relatively brief period of star formation, and astronomers want …
2013.07.19
Snow Falling around Infant Solar System: Icy region gives planet and comet formation a boost
The sight of a snowfall can thrill children, but the first-ever snow line seen around a distant star gives astronomers an even greater thrill because of what i…
2013.06.27
Successful ALMA First Radio Imaging with Japanese Band 4 Receiver
ALMA telescope successfully captured its first radio image with Band 4 receiver developed by Japan in an ALMA test observation conducted in January 2013. The t…
2013.06.07
ALMA Discovers Comet Factory
--- New observations of a "dust trap" around a young star solve long-standing planet formation mystery
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
"Population Census" of Galaxies Buried in Dust
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…
2013.03.14
ALMA Rewrites History of Universe's Stellar Baby Boom
－- Record-breaking haul of distant galaxies includes most distant detection of water published to date
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…
2013.03.12
Live Streaming of ALMA Inauguration
On 13 March 2013 the Atacama Large Millimeter/submillimeter Array (ALMA) -the largest ground-based astronomical project in the world- will be inaugurated, mark…
2013.02.16
ALMA Development Planning Meeting & ASAC
From February 14 through 16, two ALMA meetings were held at the NAOJ Mitaka campus. At the ALMA Development Planning Meeting on the first day, the participants…
2013.01.04
ALMA Sheds Light on Planet-Forming Gas Streams
- Tantalising signs of flows feeding gas-guzzling giant planets
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…
2012.12.25
Supercomputer Ready to make ALMA a Powerful Telescope
One of the most powerful supercomputers in the world has now been fully installed and tested at its remote, high altitude site in the Andes of northern Chile. …
2012.10.23
ALMA discovers the new tool to explore baby stars: a new water maser emission in the Orion Nebula
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…
2012.08.29
Sweet Result from ALMA - Building blocks of life found around young star
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
ALMA Reveals Constituent of a Galaxy at 12.4 Billion Light-Years Away
An international research team, led by Associate Professor Tohru Nagao from Kyoto University, and including researchers from Japan and Europe, has observed a "…
2012.06.08
Band 4 & Band 10 Manufacturing Readiness Review (MRR)
From June 6 to June 7, the Manufacturing Readiness Review (MRR) for Band 4 and Band 10 was held at the NAOJ Mitaka Campus. As a result of the review, it was co…
2012.06.01
ALMA turns its eyes to Centaurus A
A new image of the center of the distinctive galaxy Centaurus A, made with the Atacama Large Millimeter/submillimeter Array (ALMA), shows how the new observato…
2012.05.29
First Test Polarization Observation with ACA Antennas and ACA Correlator
On April 29 (Chilean time), we conducted a test polarization observation using five Japanese 7-m ACA (Atacama Compact Array) antennas and a Japanese ACA correl…
2012.05.02
Successful Interferometer Test with Two Japanese Antennas 1966 m away
On the night of April 28 (Chilean time), interference fringes were successfully detected in an interferometer test using two Japanese antennas at a distance of…
NEW ARTICLES
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…
2025 6.24
New Super-resolution Imaging Reveals the First Step of Planet Formation after Star Birth
A research team led by Ayumu Shoshi of Kyushu University and the Academia Sinica Institute of Astronomy and Astrophysic…
2025 6.3
Joint ALMA Observatory Open Day 2025
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- News Events ALMA Topics
On March 21, 2025, NAOJ participated in the public event "Open Day 2025" held at the Joint ALMA Observatory in Santiago…
