2012.04.12
ALMA Reveals Workings of Nearby Planetary System
A new observatory still under construction has given astronomers a major breakthrough in understanding a nearby planetary system that can provide valuable clu…
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2012.04.12
A new observatory still under construction has given astronomers a major breakthrough in understanding a nearby planetary system that can provide valuable clu…
2012.04.02
On April 1, 2012, the NAOJ Chile Observatory was established as a center of NAOJ’s research activities in Chile. Since April 2000, the NAOJ ALMA Project …
2012.02.03
On January 4, the ALMA East Asia Front-End Integration Center (EA-FEIC) in Taiwan completed the fabrication and evaluation of all the receiver systems for the …
2011.11.21
On November 15, one more North American 12-m antenna was transported from the Operations Support Facility (OSF) at 2900 m to the Array Operations Site (AOS) at…
2011.10.03
The most powerful millimeter/submillimeter-wavelength telescope in the world opens for business and reveals its first image Humanity’s most complex grou…
2011.09.02
On September 2, an interferometer test was conducted with the first Japanese 7-m and first 12-m antennas at the Array Operations Site (AOS) at 5000 m asl and i…
2011.08.11
On August 11, an interferometer test using two Japanese 7-m antennas was conducted at the Operations Support Facility (OSF) at 2900 m asl and interference frin…
2011.08.11
On August 6, an interferometer test was conducted at the Array Operations Site (AOS) at 5000 m asl and fringes of 120 baselines were successfully obtained with…
2011.06.06
On May 30, radio waves emitted by a variable star VX Sagittarii were collected by a Japanese 7-m antenna and a 12-m antenna, and interference fringes were suc…
2011.04.26
On March 10, 2011, at the Operations Support Facility (OSF) at 2900 m asl., radio waves emitted by the Sun were collected by two 12-m Japanese antennas and in…
2010.12.12
On December 12, an American antenna of 12 m in diameter was transported from OSF (2,900 m asl) to AOS (5,000 m asl), bringing the total number of the antenna…
2010.12.08
— ALMA Board Statement on Early Science — “At its meeting on November 16th-18th 2010, the ALMA Board noted the tremendous recent progress in…
2010.12.08
This shows the well-known spiral NGC253, with an optical image of the whole galaxy on the left (credit: ESO). The ALMA test images show dense clouds of gas in …
2010.12.08
An example of ALMA’s potential as a spectroscopic instrument: on the left is the map of the molecular “hot core” G34.26+0.15, which is unreso…
2010.12.08
This shows the emission from the disk of dust surrounding the star Beta-Pictoris. On the left is an image at 70 microns from Herschel, (Olofsson et al., SDP Pr…
2010.12.08
As a test of ALMA’s ability to observe broad spectral lines, we observed the quasar BRI 0952-0115, which is at a redshift of z = 4.43. The object is agai…
2010.05.29
At the Array Operations Site (AOS), there are currently four 12-meter antennas, which are under the performance evaluation. Since each of the antennas is usual…
2009.12.25
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2009.10.29
The ACA 7-m antenna, which entered a Chilean port on October 26, safely arrived at the ALMA Operations Support Facility (OSF) in the evening of October 29 (aft…
2009.10.26
The first ACA 7-m Antenna, shipped from the Port of Kobe on September 20, safely arrived in Chile after a one-month journey. According to a crew, the sea was c…
In April 2025, the ALMA Board approved the development of a new spectrometer for the Morita Array (*) designed and deve…
A research team led by Ayumu Shoshi of Kyushu University and the Academia Sinica Institute of Astronomy and Astrophysic…
On March 21, 2025, NAOJ participated in the public event "Open Day 2025" held at the Joint ALMA Observatory in Santiago…