すばる望遠鏡が、2032年に地球に衝突する可能性が指摘されていた小惑星「2024 YR 4」の撮影に、ハワイ現地時の 2025年2月20日（日本時間2月21日）に成功しました。今回の観測で得られた小惑星の位置測定データは、この天体の衝突確率の精度を上げるために活用されました。

アメリカ・ハワイのマウナケアの山頂域にある「すばる望遠鏡」は、自然科学研究機構国立天文台ハワイ観測所が運用する口径 8.2 メートルの光学赤外線望遠鏡です。

An international team of astronomers has discovered a tightly packed cluster of supermassive black holes dating back 10.8 billion years―the most extreme concentration of ...

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 ...

New observations of nine distant galaxies taken with the Subaru Telescope show that the swarms of smaller satellite galaxies around the main galaxies have important similarities and differences ...

Subaru HDS++ OPE file Editor (hoe) Subaru HDS++ OPE file Editor (hoe) is an application software to prepare observations with High Dispersion Spectrograph (HDS) and several other instruments of 8.2-m ...

InfraRed Doppler (IRD), which experienced the first light in 2018, is an infrared instrument used in the search for exoplanets (extrasolar planets). IRD is specialized for finding exoplanets with the ...

Detail ： In the vast cosmic images captured through the Hyper Suprime-Cam Subaru Strategic Program (HSC-SSP), a large-scale survey spanning 330 nights of Subaru Telescope operations starting in 2014 ...

すばる望遠鏡に、特殊な「複眼」が新たに装備されました。約 2400 個に及ぶ「目」を、広大なすばる望遠鏡の主焦点の視野に散りばめ、多数の天体からやって来た光を同時にプリズムで捉え、色に分けて観測します。これほどの探査性能を備えた8メートル級の望遠鏡は、すばる望遠鏡が世界で ...

The Subaru Telescope's state-of-the-art exoplanet imaging system – the SCExAO adaptive optics module coupled with the CHARIS integral field spectrograph – has seen two full years of Open Use operation ...

This page is an explanation of the quick reduction ofSubaru HDS (High Dispersion Spectrograph) data on sumda system at Subaru summit/remote observation system.

The "Subaru-Asahi Star Camera" installed at the Subaru Telescope dome on Maunakea, Hawai`i, captured a rare "meteor cluster event" in the early morning of July 14 (Hawai`i time).