Daily Read Book

Altman says OpenAI IPO will wait past 2026; SpaceX targets Sunday for final SES O3b mPOWER trio

13 Sept 2026

A calm edition of today’s posts so far — 2 briefings in chapters, with links back to sources and the live feed.

AI Chapter

Altman says OpenAI IPO will wait past 2026

In a Fortune interview, Sam Altman said going public this year would be “ill-advised” amid AI safety work, and confirmed the listing is not planned for 2026.

Why it matters Pushing the IPO past this year eases near-term pressure to race capability releases for public-market optics.

Space Chapter

SpaceX targets Sunday for final SES O3b mPOWER trio

A Falcon 9 from Cape Canaveral’s SLC-40 is set for an 87-minute window opening 2:49 p.m. ET to loft SES’s last three O3b mPOWER satellites to medium Earth orbit.

Why it matters Finishing mPOWER adds high-throughput, low-latency MEO capacity for mobility, government, and cloud customers.