exestr.com

a seldom updated homepage

CCSDS Open Source Competition

This is a superb (overdue!) initiative… getting motivated people involved in defining and demonstrating the future of space communications in an open-source, collaborative/competitive, lots-to-learn hands-on way. Trust me: once you’ve hand-calculated a checksum and put it on a hand-crafted packet, you’ll never want to do it again. Learn how operations software does it for real.

International Planetary Probe Workshop 2026

the BEST multidisciplinary planetary science and technology week, my absolute fav, with my fav people. not going this time for various reasons, but you should. what ancient biosignatures might look like, enthalpy in hypersonic flows, resin chemistry, miniaturising electronics, trajectory dynamics and mission optimisation, the endless fun of playing “pin the nephelometer on the deployable“,