Science March 31, 2015

ALMA Disentangles Complex Birth of Giant Stars

The results of the massive-star forming region observation with ALMA shows the presence of multiple gas outflows from a protostar.

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Science March 5, 2015

Subaru Telescope Observes Rapid Changes in a Comet’s Plasma Tail

Researchers reveal clear details about rapidly changing activity in that comet's plasma tail observed by Subaru Telescope.

Science February 26, 2015

ALMA Revealed Surprisingly Mild Environment around a Supermassive Black Hole

A research team observed M77 by ALMA and discovered that organic molecules are concentrated in a region surrounding a supermassive black hole at its center.

Science February 18, 2015

Classical Nova Explosions are Major Lithium Factories in the Universe

Using the 8.2-meter Subaru Telescope High Dispersion Spectrograph (HDS), a team of astronomers observed Nova Delphini 2013 and discovered that the outburst is producing a large amount of lithium.

Science December 4, 2014

Astronomers Identify Gas Spirals as a Nursery of Twin Stars through ALMA Observation

The observation results by ALMA unveil the mechanism of the birth and growth of binary stars, ubiquitous throughout the Universe.

Science November 19, 2014

Subaru Telescope Detects Sudden Appearance of Galaxies in the Early Universe

Astronomers have found 7 early galaxies appeared quite suddenly within 700 million years of the Big Bang by Subaru Telescope.

Science November 7, 2014

Revolutionary ALMA Image Reveals Planetary Genesis

Image from ALMA reveals extraordinarily fine detail that has never been seen before in the planet-forming disk around a young star.

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Science October 14, 2014

Binary Neutron Star Mergers as the Production Site of Gold, Platinum, and Rare Earth Elements

Researchers revealed that gold, platinum, and rare earth elements are likely produced and distributed throught binary neutron star mergers.

Science September 17, 2014

Creating Pancakes using Galaxy Collisions—Violent Origins of Disk Galaxies Probed by Radio Telescopes

Galaxies collisions are likely to result in a galaxy with a gaseous disk structure have been revealed by ALMA and others

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Science August 22, 2014

A Chemical Signature of First-Generation Very-Massive Stars

A team discovered a star that has peculiar chemical ratio, possibility created in a first-generation very-massive star, by Subaru Telescope.