JAXA
Every Cosmic Herald story on JAXA — missions, launches, discoveries, and the business of space, newest first.
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NASA & Agencies
Roman Space Telescope's Three Ground Stations Pass Peak-Rate Data Test Ahead of 2027 Science Start
NASA confirms all three ground stations tracking the Nancy Grace Roman Space Telescope can receive its data at the full 500 Mbps rate, clearing a key hurdle before science operations begin in early 2027.
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NASA & Agencies
Typhoon-Delayed Michibiki-7 Set to Complete Japan's GPS Backup Constellation — and It's Carrying a U.S. Space-Surveillance Payload
After Typhoon Dolphin scrubbed one date and weather killed another, JAXA's H3 Flight 9 is now set to loft QZS-7 from Tanegashima on August 11 — completing Japan's seven-satellite GPS-augmentation system while hosting a second MIT Lincoln Laboratory surveillance payload for the U.S. Space Force.
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NASA & Agencies
ISRO and JAXA Lock Down the Handshake Between Chandrayaan-5's Lander and Its Japanese Rover
At a Bengaluru meeting in late July, Indian and Japanese engineers finalized how their lander and rover will talk to and power each other on the Chandrayaan-5/LUPEX mission to hunt for lunar water ice.
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NASA & Agencies
Japan and Singapore Sign Their First-Ever Space Pact — and Singapore's Three-Month-Old Space Agency Gets Its Debut Deal
JAXA and Singapore's brand-new National Space Agency signed a memorandum in Tokyo covering quantum satellite links and industrial cooperation — NSAS's first international agreement, three months after it was founded.
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NASA & Agencies
JAXA is going to the moons of Mars. MMX wants to answer a 150-year-old question.
Japan's Martian Moons eXploration mission is designed to land on Phobos, collect a sample, and bring it back to Earth. The mission is also a test case for a new kind of planetary science — studying small, dark bodies that may preserve material from the early solar system.
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NASA & Agencies
Who actually runs space? A field guide to the agencies
Spaceflight is now a multipolar, increasingly commercial enterprise, structured as much by alliances as by rockets. A guide to the major agencies — their specialities, their constraints, and the strategic fault lines forming between them.
