Dec 17, 2025Topics
XRISM observes a cometary interloper 3I/ATLAS from beyond the solar system
Sep 18, 2025Galaxies & Cluster of Galaxies
XRISM uncovers a mystery in the cosmic winds of change
May 15, 2025Galaxies & Cluster of Galaxies
X-Ray Imaging and Spectroscopy Mission (XRISM) Unveils Super High-Speed Bullet-Like Winds Shooting from a Supermassive Black Hole (Nature publication)
Apr 18, 2025Galaxies & Cluster of Galaxies
High-Energy Cosmic-Ray "Accelerator" Near a Black Hole Revealed by XRISM's Wide Field Camera
Apr 3, 2025Galaxies & Cluster of Galaxies
Who broke the "shell"? ―Evidence of rapid ionization imprinted on the iron plasma in a supernova remnant, captured by XRISM
Feb 13, 2025Galaxies & Cluster of Galaxies
The Bulk Motion of Gas in the Core of the Centaurus Galaxy Cluster
Jan 8, 2025Topics
Atmospheric re-entry of the X-ray Astronomy Satellite "Suzaku" (ASTRO-E II)
Nov 29, 2024Galaxies & Cluster of Galaxies
XRISM Captures Stellar Winds and Black Hole Motion: Insights from Cygnus X-3
Sep 20, 2024Galaxies & Cluster of Galaxies
Early Science Results from XRISM: Ultra-High Temperature Plasma in Supernova Remnants and the Structure Around Giant Black Holes
Sep 10, 2024ISAS GATE
Image Restoration of Crab Nebula Image Observed with ASTRO-H's Hard X-ray Telescope
Jun 14, 2024ISAS GATE
The imminent merger of two supermassive black holes !?: Origin of the complicated broad line profile
Mar 4, 2024Galaxies & Cluster of Galaxies
X-ray Imaging and Spectroscopy Mission (XRISM) transition to nominal phase and release of early observation data
Jan 5, 2024Topics
XRISM's First Light and Operational Update
Dec 22, 2023Cosmos blog
Rebirth: How NASA joined JAXA to reignite the dream of the XRISM mission
Sep 11, 2023Galaxies & Cluster of Galaxies
End of the critical operation period for the X-ray Imaging and Spectroscopy Mission (XRISM)
Sep 7, 2023Galaxies & Cluster of Galaxies
Completion of the sun acquisition control and deployment of the solar array paddles for the X-ray Imaging and Spectroscopy Mission (XRISM)
Sep 7, 2023Topics
Successful Launch of the X-ray Imaging and Spectroscopy Mission (XRISM) and the Smart Lander for Investigating Moon (SLIM)
Sep 5, 2023Topics
XRISM/SLIM Launch Live Streaming [08:10 on Sep 7 (JST) / 23:10 on Sep 6 (UTC)]
