Science June 30, 2005
A Massive-Core Hot Planet is Discovered
A collaboration of astronomers from Japan, USA, and Chile have discovered an unusual extra-solar planet whose properties favors a formation ...
Science May 26, 2005
Hypernova Reveals Hidden Identity As Gamma-Ray Burst
An international research team, led by astronomers from the University of Tokyo, Hiroshima University, and the National Astronomical Observa...
Science May 9, 2005
Twelve New Moons Discovered for Saturn
A detailed survey of the outer planets by David Jewitt, from the University of Hawaii, and colleagues have netted twelve new moons for Satu...
Science April 20, 2005
Silhouette Reveals Hidden Shape of Young Star's Envelope
Detailed new images of the starbirth nursery in the Omega Nebula (M17) have revealed a multi component structure in the envelope of dust an...
Science April 14, 2005
Rapid Flares in Normal Looking Galaxies Hint at the Ubiquity of Supermassive Black Holes
A search for transient phenomena in galaxies using the Subaru telescope by a research group led by Dr. Tomonori Totani at Kyoto University h...
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 ...