PSM: measure, descend and recover

The Plataforma Suborbital — open definition de Microgravidade, or PSM, supports experiments carried on a suborbital flight. On September 15, 2026, Operation Potiguar Phase 2 tested its recovery system using the VS-30 V16 from Barreira do Inferno. AEB reported a maximum altitude of 92 kilometers and about 12 minutes 30 seconds of total flight. The payload — open definition was retrieved at sea, completing a flight qualification of the recovery system.

The preserved photograph shows the VS-30 rising above the coastal launch area, with its exhaust plume extending toward the pad. The rocket supplies transport; the research platform carries the experiments. Those roles remain distinct even when both are part of one mission. The reported recovery milestone establishes an important capability, but the article does not supply a complete scientific analysis of every experiment carried on the flight.

A suborbital mission includes powered ascent, a coast, descent and recovery. These phases do not provide the same acceleration environment. During useful free fall — open definition, a payload and its contents move together, while residual disturbances can still matter. Total elapsed flight time therefore cannot be substituted for the duration of suitable experimental conditions. An experiment needs an acceleration record or another justified definition of when its observation window begins and ends.

Work through a fictional timing example. Suppose the usable window is 240 seconds, setup takes 30 seconds and a stabilization step takes another 20. The measurement can then run for 190 seconds: 240 minus 30 minus 20. A process requiring 210 seconds would not fit this sequence. The team would need to shorten preparation, change the experiment or use a different opportunity. These numbers illustrate planning and are not measurements from the PSM qualification — open definition flight.

Budget the usable observation window

Telemetry — open definition can send measurements during flight, while onboard storage can preserve a more detailed record for later retrieval. A returned specimen may also allow a laboratory measurement that an onboard instrument cannot perform. These are complementary paths to a result. A sensible fictional experiment might record temperature and acceleration alongside video, store the complete dataset aboard and transmit a smaller status stream to help the ground team monitor the run.

Recovery planning includes locating the payload, retrieving it and preserving its contents during handling. AEB’s account describes an aircraft and rescue-team operation at sea. For a scientific investigation, the handover record should continue from recovery to laboratory analysis so that storage conditions and delays are known. PSM illustrates why research platforms need both flight engineering and practical access to the material afterward. The flight, retrieval and interpretation each contribute a different part of the experimental chain.