Science April 14, 2005
Discovery of the Most Metal-deficient Star Ever Found: Studying Nucleosynthesis Signatures of the First Stars
An international team of astronomers reports the discovery of a star, HE1327-2326, which sets a new record for being the most heavy element...
Science March 3, 2005
A Glimpse at the Hidden Process of Star Formation
Scientists at the NASA Goddard Space Flight Center and the University of Tokyo peered through the thick gas and dust of a stellar birthplac...
Science February 25, 2005
Young Star's Companion Has Only Forty Times the Mass of Jupiter
Astronomers have weighed DH Tauri's companion and have found that it is a brown dwarf with only 40 times the mass of Jupiter. DH Tauri is a...
Science February 17, 2005
Galaxy Clusters Formed Early
Only one billion years after the Big Bang, clusters of galaxies were already forming. This discovery pushes back the age of the youngest kn...
Science January 4, 2005
Quaoar Reveals a Surprisingly Young Face
David Jewitt (University of Hawaii) and Jane Luu (MIT Lincoln Lab) have obtained the first high quality spectrum of Quaoar using the Subaru ...
Science December 24, 2004
Jupiter's Moon Had A Far-Flung Past
The first ground based infrared spectrum of Jupiter's moon Amalthea reveals that it must have formed far from its current location. This new...
Science December 17, 2004
The Soot Enshrouded End of a Sun-like Star
The Coronagraphic Imager with Adaptive Optics (CIAO) on the Subaru telescope captured this near-infrared (wavelengths of 1.25 - 2.2 microns)...
Science October 19, 2004
Belts of Planetesimals Discovered around Beta Pictoris
A team of researchers from Ibaraki University, ISAS, University of Tokyo, and National Astronomical Observatory of Japan has succeeded in r...
Science August 5, 2004
Dwarf Irregular Galaxies: Not So Pristine After All
Astronomers have shown for the first time that even the smallest galaxies in the Universe have complex structures that indicate a complex hi...
Science June 1, 2004
Welcome to a Menagerie of a Million Galaxies
Subaru/XMM-Newton Deep Survey Team Releases Data to the Public At a press conference held on 3 PM (JST), June 1, 2004, in Tokyo Japan, the...