Roid Rage

Jack and Robyn bring on Yuri, our xenon supplier, to talk about where spacecraft propellant actually comes from. Turns out xenon is a byproduct of steel production, there's no stock exchange for it, and when SpaceX tried to buy enough for Starlink they basically broke the market and had to switch to krypton. Also: Robyn brought a prop.

Andy Ryan, senior payload scientist at AstroForge and former lead on OSIRIS‑REx thermal analysis, explains how Bennu turned out to be a boulder-strewn surprise. Short chats cover why missions expected sand, the TAG sampling drama, thermal tools like lock-in thermography and CT scans, and what porous, cracked rocks mean for mining, planetary defense, and future low-cost asteroid visits.

A deep dive into an end-to-end RF test that did not go exactly as planned. They explain why the team built an in-house anechoic chamber and how it keeps everyone safe during high-power tests. The conversation covers crosstalk problems, pin-mapping surprises, antenna placement tradeoffs, and practical setup details like cable feedthroughs and safety meters.

They debate a major Artemis reshuffle and whether NASA is finally more transparent. A secret year-old Lunar Trailblazer failure and delayed disclosure get roasted. The conversation tears into mining as a stubborn ‘hand-crank’ industry that cannot scale for the energy transition. They mock an absurd asteroid-mining market forecast and unpack rare-earth supply pressures hitting aerospace and chips.

They dissect Artemis II’s wet dress rehearsal and the rollback triggered by a helium flow issue. They critique Starliner’s program management versus other spacecraft. They walk through Deep Space 2’s recent structures, acoustics, and qual+6 dB overtesting rationale. They preview a Hall thruster hot fire and debate redundancy, acceptable astronaut risk, and launch/rideshare plans.

They dig into Artemis II's wet dress rehearsal and concerns about hydrogen leaks and testing goals. They debate SpaceX's shifting priorities, Starship funding, and realistic Mars timelines. A spike in platinum and metals markets prompts talk of supply shocks, mining disruptions, and refining bottlenecks. Personal drama surfaces with a stolen car and catalytic converter theft tied to rising metal prices.

They unpack rapid mission planning for rideshare launches and why speed and scalability matter. Listeners hear about 'magic boxes'—modular automation that replaces manual steps. Discussion covers hardware-in-the-loop testing, portable racks, and automating ground-station and navigation checks. They also talk tooling choices, CI-driven pipelines, and how to turn tribal knowledge into repeatable code.

A behind‑the‑scenes reveal of a new in‑house laser testing facility and the surprisingly fierce debate over its beige walls. Deep dives into laser classes, safety, ventilation, and making lab setups behave like lander payloads. Practical talks on power, spot size, optics alignment, and how to scale experiments toward industrial asteroid mining.

A deep dive into composite materials, from carbon fiber facesheets to aluminum honeycomb cores. Conversations about Kapton films and conductive versus insulative layers. Detailed looks at machining safety, vibration surprises, and how material choices shape solar array deployment mechanics. Explanations of hinge designs, magnetic latches, and why rollout arrays were passed over.

Join experts discussing the intricacies of orbital determination in deep space. They creatively explain navigation methods without GPS and how onboard sensors work, often discarding accelerometer data. The conversation dives into using lunar flybys and navigating challenges for return missions. Additionally, they explore the balance of automation in mission planning and the fascinating role of quasars and pulsars in providing precise measurements. The team debates the future of asteroid mining and the trade-offs between speed and safety.