Science January 4, 2012

Subaru's Sharp Eye Confirms Signs of Unseen Planets in the Dust Ring of HR 4796A

Near-infrared (1.6 micron) image of the debris ring around the star HR 4796 A. An astronomical unit (AU) is a unit of length that correspon...

Science December 28, 2011

Complete Map of Molecular Gas and Interstellar Dust of M33

A research group lead by Shinya KOMUGI (NAOJ) and Tomoka TOSAKI (Joetsu University of Education), has succeeded in completing a wide-field,...

Science December 26, 2011

Discovery of a Vigorous Star-Forming Galaxy at the Cosmic Dawn

An international team of astronomers led by Masami Ouchi at the University of Tokyo has discovered a vigorous, star-forming galaxy that exi...

Science November 22, 2011

Galaxy Collisions - Star Cluster Formation and Black Hole Growth -

The contours on the right figure show the SMA data obtained and analyzed by the group. Can a galaxy collision trigger massive bursts of sta...

Science November 18, 2011

Ultra Bright Submillimeter Galaxy “Orochi”

Multi-wavelength images of Orochi. Orochi is located at the center of each image. The bright sources on radio, millimeter and submillimete...

Science October 27, 2011

Subaru's 3-D View of Stephan's Quintet

Composite tricolor images of Stephan's Quintet using Hα filters with a recession velocity of 0 (left image) and a recession velocity of 4,2...

Science October 20, 2011

Researchers Explain the Formation of Scheila's Unusual Triple Dust Tails

A research team of planetary scientists and astronomers, primarily from Seoul National University, the National Astronomical Observatory of...

Science October 19, 2011

"Failed Stars" Galore with One Youngster Only Six Times Heftier than Jupiter

An international team of astronomers has discovered over two-dozen new free-floating brown dwarfs that reside in two young star clusters. O...

Science October 19, 2011

The First Detection of Abundant Carbon in the Early Universe

The optical image of TN J0924-2201, a very distant radio galaxy at z = 5.19, obtained with the Hubble Space Telescope. (c) NASA/STScI/NAOJ....

Science October 19, 2011

ALMA Opens Its Eyes

Credit: ALMA (ESO/NAOJ/NRAO). Visible light image: the NASA/ESA Hubble Space Telescope Humanity's most complex ground-based astronomy obser...