ETEMION RESEARCH
SEI Archive
SEI INDEX
129.7
—
As of September, 2026
129.7
90.9
100.090.999.1129.7
June 2026July 2026August 2026September 2026
REPORTS
September 2026
The Space Economy Index (SEI) rose sharply in September 2026, reaching 129.7, up from 99.1 in August.
August 2026
Following July’s decline to 90.9, the index recovered substantially in August 2026, returning close to its baseline level.
JULY 2026
The index indicates that the global space economy maintained healthy momentum during July 2026.