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Area Rider reentry module undergoes 2.5 km drop assessments

July 9, 2025
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Area Rider reentry module undergoes 2.5 km drop assessments
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Closing the loop: new Space Rider drop test
A mannequin of Area Rider about to be dropped from a helicopter as a part of autonomous touchdown assessments, June 2025, on the Italian navy Salto di Quirra testing vary, a coaching and experimentation space in Sardinia, Italy. Credit score: European Area Company

Area Rider is ESA’s reusable spacecraft in improvement. It will likely be in regards to the measurement of two minivans and can enable for a lot of sorts of missions, starting from pharmaceutical analysis to in-orbit manufacturing, visiting orbital platforms and extra. After staying in Earth orbit for as much as three months, Area Rider will return by our ambiance to precision-land on skids after a paraglider descent.

Following a two-month drop-test campaign in 2024, the Area Rider workforce returned to the Salto di Quirra testing vary (Poligono Interforze del Salto di Quirra—PISQ), in Sardinia, Italy, for 2 weeks of testing. The drop-test marketing campaign final month included the flight-control algorithm that guides Area Rider by itself to a goal touchdown level.

The drop-test marketing campaign had two targets: the qualification of the parachutes used to sluggish the spacecraft throughout descent, and to check the software program that controls the parafoil, guiding the Area Rider’s reentry module to its exact touchdown web site. Area Rider fashions have been dropped from a CH-47 Chinook Italian Military helicopter from altitudes starting from 1 to 2.5 km, on the Italian navy’s coaching and experimentation space Salto di Quirra.

A sequence of parachutes

When Area Rider returns from orbit, will probably be flying over six occasions quicker than the pace of sound and warmth as much as intense temperatures over 1600ºC because the spacecraft reentry module begins hitting the molecules in our ambiance.

To decelerate and land securely and safely, Area Rider incorporates a sequence of parachutes that deploy: a round drogue chute that opens just under the pace of sound for first braking, and a pilot chute that’s used to tug out the massive parafoil at 5 km altitude that can information Area Rider to a precision touchdown.

Three descent-system drop-tests have been carried out, throughout which these parachutes have been efficiently deployed. The assessments proved the parachutes might scale back pace as required and verified the extraction and inflation sequence of your entire parachute chain, from drogue to parafoil.

Closing the loop: new Space Rider drop test
Area Rider. Credit score: European Area Company

Closed-loop autonomous touchdown

Three closed-loop drop assessments have been efficiently carried out as effectively, on one other test-model. The closed-loop drop-test mannequin is a steel pallet outfitted with measurement gadgets, management avionics, two winches to tug the parafoil’s steering strains, a canister to retailer the packed chutes and a concrete ballast to satisfy the load of Area Rider’s reentry module.

As soon as launched from the helicopter, this check mannequin descended autonomously till landing, relying solely on its sensors and actuators, with none management from floor.

Though “salto” means “soar” in Italian, the check marketing campaign demonstrated that Area Rider will have the ability to land gently right down to an accuracy of simply 150 m: this formidable goal is a outstanding achievement for Europe and is a world-first for precision touchdown underneath parafoil. The mannequin flew for 12 minutes from 2.5 km altitude, with a vertical pace of 4 m/s, touchdown at 2 m/s, all managed by the parafoil system.

The assessments have been made potential by sturdy collaboration between business and the Italian protection sector. This drop-test marketing campaign was led by Thales Alenia Space Italia, prime contractor for Area Rider and accountable for the reentry module, with sturdy assist from industrial companions Sener, CIMSA, Teseo and Meteomatics. The Italian Air Pressure and Military performed a key function, offering important assist for floor logistics and flight operations together with entry to the Salto di Quirra testing vary.

Space Rider reentry module undergoes 2.5 km drop tests
A mannequin of Area Rider about to be dropped from a helicopter as a part of autonomous touchdown assessments, June 2025, on the Italian navy Salto di Quirra testing vary, a coaching and experimentation space in Sardinia, Italy. Credit score: Thales Alenia Area

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Subsequent: Full system

A couple of extra steps stay to finish the check verification of Area Rider’s descent and touchdown part. A system drop-test marketing campaign, that includes a full mockup of the reentry module that can have the identical weight, aerodynamic form and touchdown gears as the true factor will exhibit the general touchdown and landing.

A remaining marketing campaign will check touchdown stability by exploring worst-case situations of a Area Rider landing. For this check, one other mannequin with a touchdown gear can be accelerated on a roller-coaster-like rig and dropped onto a touchdown web site. This marketing campaign will be sure that the touchdown doesn’t topic treasured scientific payloads to extreme shocks—no tough landings allowed.

This remaining step can even be carried out with the assist of the Italian Ministry of Protection, making use of a brand new touchdown facility on the Salto di Quirra testing vary. The positioning was set as much as accommodate actions akin to suborbital reentry module assessments and suborbital missions.

Area Rider is designed for a fast turnaround: following every mission, it can endure six months of upkeep earlier than going again to area once more and run extra experiments.

Offered by
European Area Company


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