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.

Science August 7, 2014

Still hot inside the Moon: Tidal heating in the deepest part of the lunar mantle

International research team found an extremely soft layer inside the Moon and heat is generated by the gravity of the Earth.

Science July 3, 2014

Dynamical Star-Forming Gas Interaction Witnessed by ALMA

Dynamical interaction of star-forming gas was found in a star-forming region by observations with the Atacama Large Millimeter/submillimeter Array (ALMA).

Science June 20, 2014

Jupiter's Moons Remain Slightly Illuminated, Even in Eclipse

Astronomers have found that Jupiter’s Galilean satellites remain bright even when in the Jovian shadow and not illuminated by the Sun.

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Science June 12, 2014

Gigantic Explosion Buried in Dust: ALMA Probes Environment around Gamma Ray Bursts

Japanese researchers succeeded to detect radio emission from molecules in galaxies hosting gamma ray bursts first time in the world by ALMA.

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Science May 21, 2014

Revealing the Complex Outflow Structure of Binary UY Aurigae

An international team of astronomers has revealed a complicated outflow structure in the binary UY Aur.

Science May 1, 2014

Spectrum of Gamma-Ray Burst’s Afterglow Indicates the Beginning of the Re-ionization Process

A research team has discovered an indicator of when re-ionization of the primordial Universe began by FOCAS mounted on the Subaru Telescope.

Science April 7, 2014

Massive Stars Formed in a Gas Disk? Discovery of a Hot Circumstellar Disk around a Massive Protostar

Researchers discovered a hot circumstellar disk around a massive protostar by ALMA and VERA and got results of a long-standing problem.

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Science February 20, 2014

Subaru Telescope Detects Rare Form of Nitrogen in Comet ISON

A team of astronomers succeeded the first time detection of rare isotope in the Comet ISON by Subaru Telescope's HDS.

Science February 13, 2014

A Drastic Chemical Change Occurring in Birth of Planetary System: Has the Solar System also Experienced it?

The international research team observed the protostar with ALMA, and discovered an unexpected chemical change.