The Vera C. Rubin Observatory released its first images taken with the world’s largest digital camera on June 23, 2025 (local ...

Detail ： GJ 504 b is an exoplanet orbiting a sun-like star GJ 504. It is estimated to be three to six times more massive than Jupiter, making it the least massive planet ever directly imaged. This ...

国立天文台や東京大学の研究者を含む国際共同研究チームは、くじら座の方向の約 108 億年前の宇宙で 11 個の超巨大ブラックホールが一斉に輝く構造を発見しました。これほど密集した超巨大ブラックホールの集団が見つかったのは、初めてのことです。すばる望遠鏡による広視野観測と ...

Data Rights and Archiving Observers of Subaru Telescope will have exclusive access to their data for a period of 18 months (548 days) from the time of observation, after which the data will be made ...

A Giant Cluster of Supermassive Black Holes Supermassive black holes, known as quasars, shine like cosmic beacons due to the vast amounts of energy released as they actively consume matter from their ...

Subaru Service Program 1. Definition Service Program is for observing proposals which require less than or equal to 4 hours including all the "open-dome" calibrations and overheads. All Service ...

4. Abstract (except for Service Program) Provide a clear and concise description of your proposed observations and their scientific importance in approximately 200 words. The abstract of all the ...

System Overview of Subaru AO188 AO188 module Subaru AO188 is an 188 element curvature sensor adaptive optics system that are operated in both natural guide star (NGS) and laser guide star (LGS) modes.

COIAS (Come On! Impacting ASteroids) is a web-based application that lets anyone search for Small Solar System Bodies (SSSBs) using images taken by the Subaru Telescope. Since its launch in July 2023, ...

Figure 1: Dark matter in the Perseus Cluster. The distribution of dark matter (in blue) is overlayed on an image taken by Hyper Sprime-Cam on the Subaru Telescope. The newly detected subcluster ...

PFS will be one of the flagship instruments of the "Subaru Telescope 2.0" era. Taking advantage of the Subaru Telescope’s ultrawide field of view, approximately 1.3 degrees in diameter at the prime ...

The Hubble Classification, also known as the Hubble Sequence, is a widely recognized method for systematically categorizing galaxy morphology. Galaxies are classified into elliptical, lenticular, and ...