2015.04.07
Unprecedented views of lensed galaxy and asteroid Juno taken with ALMA
Astronomers obtained unprecedentedly sharp images of a distant galaxy SDP.81 and an asteroid Juno with the Atacama Large Millimeter/submillimeter Array (ALMA…
Cosmic Mysteries
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2015.03.31
ALMA Disentangles Complex Birth of Giant Stars
Overview A research group led by Aya Higuchi, a researcher at Ibaraki University, conducted observations of the massive-star forming region IRAS 16547-4247 w…
2015.02.26
ALMA Revealed Surprisingly Mild Environment around a Supermassive Black Hole
A research team led by Shuro Takano at the National Astronomical Observatory of Japan (NAOJ) and Taku Nakajima at Nagoya University observed the spiral galaxy …
2014.12.04
Astronomers Identify Gas Spirals as a Nursery of Twin Stars through ALMA Observation
Overview With the Atacama Large Millimeter/submillimeter Array (ALMA) observation, astronomers led by Shigehisa Takakuwa, Associate Research Fellow at the In…
2014.11.06
Revolutionary ALMA Image Reveals Planetary Genesis
Overview Astronomers’ dream has just come true. The new image from ALMA, the Atacama Large Millimeter/submillimeter Array, reveals extraordinarily fine…
2014.09.17
Creating Pancakes using Galaxy Collisions—Violent Origins of Disk Galaxies Probed by Radio Telescopes
Overview Observations of colliding galaxies using ALMA and other radio telescopes have revealed that collisions between galaxies are likely to result in a ga…
2014.09.11
ALMA Achieves New High Frequency Observing Capabilities: Shows Planet Uranus in New Light
The Atacama Large Millimeter/submillimeter Array (ALMA) has reached a major milestone by extending its vision fully into the realm of the submillimeter, the wa…
2014.07.03
Dynamical Star-Forming Gas Interaction Witnessed by ALMA
Overview Dynamical interaction of star-forming gas was found in a star-forming region by observations with the Atacama Large Millimeter/submillimeter Array (…
2014.06.12
Gigantic Explosion Buried in Dust: ALMA Probes Environment around Gamma Ray Bursts
Abstract For the first time, a group of Japanese researchers detected radio emission from molecular gas in galaxies hosting gamma ray bursts (GRBs), the brig…
2014.02.13
A Drastic Chemical Change Occurring in Birth of Planetary System: Has the Solar System also Experienced it?
A star is formed by gravitational contraction of interstellar gas (mostly H2) and dust. Even after the birth of a protostar (a baby star), the gas and dust …
2014.01.17
ALMA Discovers a Formation Site of a Giant Planetary System
Abstract A team of Japanese astronomers has obtained a firm evidence of formation of a giant planetary system around a young star by the observations with th…
2013.11.22
ALMA and Hubble Observations Probe a Giant Blob, Himiko, Seen Close to Cosmic Dawn
Combining the capabilities of two powerful telescopes, the Atacama Large Millimeter/submillimeter Array (ALMA) and Hubble Space Telescope, astronomers have e…
2013.10.24
Unique Chemical Composition Surrounding Supermassive Black Hole—A Step toward Development of New Black Hole Exploration Method
An international research team led by Takuma Izumi, a second-year master’s student of science at the University of Tokyo, and Kotaro Kohno, a professor…
2013.10.04
ALMA Discovers Large "Hot" Cocoon around a Small Baby Star
A large hot molecular cloud around a very young star was discovered by ALMA. This hot cloud is about ten times larger than those found around typical solar-m…
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…
2013.01.04
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…
2012.10.23
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…
2012.10.11
Surprising Spiral Structure Spotted by ALMA
-- New observations reveal the secrets of a dying star
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have discovered a totally unexpected spiral structure in the material around the old …
NEW ARTICLES
2025 9.25
Winding Motion of Planet-Forming Spirals Captured on Video for the First Time
An international research team led by Tomohiro Yoshida, a graduate student at the Graduate University for Advanced Stud…
2025 8.8
The Universe’s Secret Harvest: ALMA Sheds Light on “the Cosmic Grapes”
Super high-resolution ALMA and JWST observations unveil unexpected substructure and underlying gas dynamics in a faint,…
2025 8.5
Discovery of Protoplanetary Disk Caught in Explosion Driven by Stellar Jet
A research team led by Masataka Aizawa of Ibaraki University studied a protoplanetary disk around the young star WSB 52…
