The giant 121-segment mirror array used to reflect simulated sunlight into the largest vacuum chamber in Europe seen being hoisted into position within ESA's technical heart back in 1986.
This mirror array remains an integral element of ESA's Large Space Simulator at the ESTEC Test Centre in Noordwijk, the Netherlands. It is used to subject entire satellites to space-like conditions ahead of launch. At 15 m high and 10 m in diameter, the chamber is cavernous enough to accommodate an upended double decker bus.
Satellites - Hatch - Hatches - Pumps - Vacuum
Satellites are lowered down through a topside hatch. Once the top and side hatches are sealed, high-performance pumps create a vacuum a billion times lower than standard sea level atmosphere, held for weeks at...