Welcome to this informational site about stellar-mass X-ray binary black holes. This site functions as a gateway to more detailed data about these amazing astronomic objects. By clicking on the links ...

この一週間は、地球防衛（プラネタリーディフェンス）について、非常に濃密な議論が行われた一週間でした。公開講演会においては、講演会開催前に質問を募集し、当日も会場で質問・意見を書いていただき、さらに開催後にも参加された方に感想を書いていただきましたが、 ...

JAXAでは、大学等の行う教育への協力として、国内外の学生をJAXAの現場に受け入れて、研究や実習の指導を行っています。 中でもISASでは、具体的に進む宇宙科学分野のプロジェクトや将来の ...

The Japan Aerospace Exploration Agency (JAXA) has selected the "Investigation of ducting Magnetospheric Plasma wave ACTivity" (IMPACT) project as part of the JAXA-Small Satellite Rush Program ...

Figure 1 shows the illustration of Hayabusa 2. The two disk-shaped objects installed on the upside of its body are the high gain planar antennas. One is the X-Band (8.4GHz) antenna which is also ...

Figure 2. Liquid rocket engine (left), schematic of the combustion chamber (middle) and crack at the combustion chamber wall (right). [Click for large image] The Engineering Digital Innovation Center ...

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 ...

Usuda Deep Space Center was founded to transmit operation commands to deep-space explorers and to receive observation data from explorers. The location was chosen for its environment to receive faint ...

「はやぶさ」の地球帰還に向けた特設サイト【はやぶさ、地球へ！～帰還カウントダウン～】をオープンしました。 このサイトで「はやぶさ」に関するすべての情報がわかります！ これ ...

18 (2025/04/28 - 2025/05/04) HOP 0393 - Cycle 24/25 equatorial transition (2025/05/03-2025/05/03) HOP 0448 - Soft X-ray spectral variability during the rising phase of Solar Cycle 25 and ...

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 ...