We are pleased to announce that it is the time of the call for presentations for Workshop on JAXA Astrodynamics and Flight Mechanics. Thanks to your support, this year we will celebrate the 35th ...

国立研究開発法人宇宙航空研究開発機構（JAXA）は、2025年5月15日に小型ソーラー電力セイル実証機「IKAROS」の停波運用を行い、探索運用を終えました。今後は「IKAROS」の追跡業務は行わず、すべての運用は終了となります。

5月6日に、相模原市の相模女子大学グリーンホールで 「宇宙科学講演会 2025 〜MMXはフォボスを目指す〜」 を開催しました。

The origin of high-energy cosmic rays that travel through space and reach Earth is one of the greatest unsolved mysteries in astrophysics. Recently, black hole X-ray binaries, consisting of a black ...

小惑星や彗星のような太陽系小天体が地球に衝突すると大きな自然災害になります。そのような災害を防ぐ活動が「地球防衛」です。この活動は30年以上前から始まっていますが、最近 ...

In April, 1955, the Institute of Industrial Science, University of Tokyo, conducted an experiment to launch the 23 cm-long Pencil rocket. This was Japan's first step toward the completion of the ...

Sagamihara Campus was opened in April 1989 as the main facility of the former ISAS. Amid quiet surroundings with a view of Tanzawa Mountains in the distance, the campus contains the ...

Expected participants 1.Those who consider taking the entrance examination of Space and Astronautical Science, SOKENDAI in 2025 school year. 2. Those who are interested in studying in Space and ...

Department of Space Astronomy and Astrophysics is engaged in observational research of astrophysics research on observational instruments and technology for the next generation and the study and ...

小宇宙「通信」シリーズも最終回，まじめなエキスパートの文章が続いたので，八方破れ(末広がり？)に終わろう。 超遠距離通信工学という名の部門にいる。このごろ，「ちょう」という ...

HT-230M high-strength steel for the first and second stage motor cases, Interstage structure between 1st and 2nd stages corresponds to FIH (fire in the hole) separation system, CFRP motor cases for ...