Science October 4, 2019

Massive Filaments Fuel the Growth of Galaxies and Supermassive Black Holes

An international group of scientists has used observations from the ESO Very Large Telescope (VLT) and the Subaru Telescope to make detailed observations of the filaments of gas connecting galaxies in a large proto-cluster in the early Universe.

Science September 27, 2019

Oldest Galaxy Protocluster forms “Queen’s Court”

Using the Subaru, Keck, and Gemini Telescopes, an international team of astronomers has discovered a collection of 12 galaxies which existed about 13.0 billion years ago.

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Topics September 9, 2019

2020 Breakthrough Prize in Fundamental Physics Awarded for First Image of a Black Hole

The 2020 Breakthrough Prize in Fundamental Physics has been awarded to the Event Horizon Telescope (EHT) Collaboration team.

Events September 6, 2019

Announcement of Holding Mitaka Open House Day 2019

Mitaka Open House Day 2019 will be held on Oct. 25 and 26, 2019.

Science August 8, 2019

ALMA Identified Dark Ancestors of Massive Elliptical Galaxies―Unexpected Hidden Galaxies Question Theories of Universe Evolution

Researchers using ALMA identified 39 faint galaxies that are not seen with the Hubble Space Telescope’s deepest view of the Universe 10 billion light-years away.

Science August 6, 2019

New Voyage to the Universe from DESHIMA - Japanese-Dutch Joint Development of Innovative Radio Receivers

Researchers in Japan and the Netherlands jointly developed an originative radio receiver DESHIMA and successfully obtained the first spectra and images with it.

Science July 24, 2019

Production Sites of Stars are Rare

Astronomers using the Nobeyama Radio Obeservatory 45-m telescope found that high-density gas, the material for stars, accounts for only 3% of the total mass of gas distributed in the Milky Way.

Science July 8, 2019

Massive Stars Grow Same Way as Light Stars, Just Bigger

Astronomers obtained the first detailed face-on view of a gaseous disk feeding the growth of a massive baby star. They found that it shares many common features with lighter baby stars.

Science June 26, 2019

ALMA Pinpoints the Formation Site of Planet around Nearest Young Star

Researchers using ALMA found a small dust concentration in the disk around TW Hydrae, the nearest young star. It is highly possible that a planet is growing or about to be formed in this concentration.

Science June 18, 2019

ALMA Finds Earliest Example of Merging Galaxies

Researchers using ALMA observed signals of oxygen, carbon, and dust from a galaxy in the early Universe 13 billion years ago.