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 …
News
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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…
2020.04.07
Something is Lurking in the Heart of Quasar 3C 279 - Event Horizon Telescope Images of a Black-Hole Powered Jet
One year ago the Event Horizon Telescope (EHT) Collaboration published the first image of a black hole in the nearby radio galaxy M 87. Now the collaboration h…
2020.03.27
ALMA Resolves Gas Impacted by Young Jets from Supermassive Black Hole
Astronomers obtained the first resolved image of disturbed gaseous clouds in a galaxy 11 billion light-years away by using the Atacama Large Millimeter/submill…
2020.03.25
The Strange Orbits of ‘Tatooine’ Planetary Disks
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have found striking orbital geometries in protoplanetary disks around binary stars. W…
2020.03.20
COVID-19 (coronavirus) Measures at ALMA
With the current developments in Chile related to coronavirus, the ALMA Director decided to initiate preparations for the total shutdown of the Observatory. T…
2020.03.05
ALMA Spots Metamorphosing Aged Star
An international team of astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) has captured the very moment when an old star first starts t…
2020.02.21
How Newborn Stars Prepare for the Birth of Planets
An international team of astronomers used two of the most powerful radio telescopes in the world to create more than three hundred images of planet-forming dis…
2020.02.19
ALMA Band 1 Receiver Manufacturing Readiness Review
The ALMA Band 1 receiver Manufacturing Readiness Review (MRR) was held on November 12-13, 2019. As part of the East-Asian ALMA Development program, the Band 1 …
2020.02.14
Galactic Cosmic Rays Affect Titan’s Atmosphere
Planetary scientists using the Atacama Large Millimeter/submillimeter Array (ALMA) revealed the secrets of the atmosphere of Titan, the largest moon of Saturn.…
2020.02.13
ALMA Data Analysis Workshop (Imaging for Pre-Intermediate Level)
From January 15 through 16, 2020, the NAOJ ALMA Project and Astronomy Data Center jointly organized ALMA Data Analysis Workshop on Imaging for pre-intermediate…
2020.02.10
NAOJ Public Talk/24th ALMA Public Talk
On Sunday, February 2, the NAOJ Public Talk/the 24th ALMA Public Talk was held at the Tokyo International Exchange Center (TIEC) in Koto, Tokyo. The talk event…
2020.02.06
ALMA catches beautiful outcome of stellar fight
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have spotted a peculiar gas cloud that resulted from a confrontation between two star…
2020.01.28
New Spectrometer for Morita Array CDMR
The East ALMA Development program has held an important milestone in the last month of 2019, in collaboration with our East Asian ALMA partners. The Critical D…
2020.01.23
Astronomers Reveal Interstellar Thread of One of Life’s Building Blocks
Phosphorus, present in our DNA and cell membranes, is an essential element for life as we know it. But how it arrived on the early Earth is something of a myst…
2020.01.16
The Turbulent Life of Two Supermassive Black Holes Caught in a Galaxy Crash
ALMA sees material around two growing supermassive black holes in unprecedented detail. NGC 6240 as seen with ALMA (top) and the Hubble Space Telescope (bottom…
2020.01.10
ALMA/45m/ASTE Users Meeting 2019
From December 18 through 19, 2019, ALMA/45m/ASTE Users Meeting was held at the NAOJ Mitaka campus. The meeting was attended by 109 users of ALMA, the Nobeyama …
NEW ARTICLES
2020 6.25
How ALMA Works Vol. 2: Combining Multiple Antennas into One Radio Interferometer
This is the second article in the How ALMA Works series that reveals the secret of ALMA’s extraordinary capabilities. T…
2020 6.17
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…
2020 5.29
How ALMA Works Vol.1: What is the Resolution of a Telescope?
In the ALMA telescope, multiple parabolic antennas are employed to make a single giant telescope. ALMA is quite differe…
