Science March 8, 2017
Ancient Stardust Sheds Light on the First Stars — Most distant object ever observed by ALMA
Astronomers have used ALMA to detect a huge mass of glowing stardust in a galaxy seen when the Universe was only four percent of its present age.
Science February 24, 2017
Saturn’s Rings Viewed in the Mid-infrared
A team of researchers has succeeded in measuring the brightnesses and temperatures of Saturn’s rings using the mid-infrared images taken by the Subaru Telescope in 2008. The images are the highest resolution ground-based views ever made.
Science February 8, 2017
Protostar displays a strange geometry
Using observations of molecules taken by the ALMA observatory, researchers have uncovered new clues to understanding how dust in a collapsing molecular cloud can shed angular momentum and penetrate beyond an area known as the “centrifugal barrier”.
Science February 2, 2017
Tail of Stray Black Hole hiding in the Milky Way
By analyzing the gas motion of an extraordinarily fast-moving cosmic cloud in a corner of the Milky Way, astronomers found hints of a wandering black hole hidden in the cloud.
Science January 31, 2017
Tracing the Cosmic Web with Star-forming Galaxies in the Distant Universe
A research group led by Hiroshima University has revealed a picture of the increasing fraction of massive star-forming galaxies in the distant universe.
Science January 27, 2017
Cosmic lenses Bring the Universe’s Expansion into Sharper Focus
By using distant galaxies as giant gravitational lenses, an international group of astronomers has made an independent measurement of how fast the Universe is expanding.
Science January 24, 2017
Micro spacecraft investigates cometary water mystery
In September 2015, Astronomers successfully observed the entire hydrogen coma of the comet 67P/Churyumov-Gerasimenko, using the LAICA telescope onboard the PROCYON spacecraft. They also succeeded in obtaining the absolute rate of water discharge from the comet.
Science December 5, 2016
ALMA measures size of seeds of planets
Researchers using the ALMA, have for the first time, achieved a precise size measurement of small dust particles around a young star through radio-wave polarization.
Science November 28, 2016
Timing the Shadow of a Potentially Habitable Extrasolar Planet Paves the Way to Search for Alien Life
Researchers have observed the transit of a potentially Earth-like extrasolar planet known as K2-3d using the MuSCAT instrument on the Okayama Astrophysical Observatory 188-cm telescope.
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Science November 22, 2016
Record-breaking Faint Satellite Galaxy of the Milky Way Discovered
An international team led by researchers from Tohoku University has found an extremely faint dwarf satellite galaxy of the Milky Way. The team's discovery is part of the ongoing Subaru Strategic Survey using Hyper Suprime-Cam.