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Latest Isotopes of helium Stories

6a19cd628aeb8fa48135dc060e2645821
2009-04-23 08:52:27

Tests conducted on Planck at Europe's Spaceport in Kourou, French Guiana, have confirmed that the satellite's subsystems work perfectly, and the helium dilution cooler tanks have now been filled. While the final clean-up continues, the solar array has been checked, the satellite has been integrated with its launcher adapter and fuelling is complete. The last of the system reference tests, of the telemetry and telecommand subsystem, was completed on 17 March. The tests, carried out over the...

f325367f1f8aea4f4ba2c48dcccfa82a1
2009-04-14 11:16:16

Over the past few weeks, the upper part of Planck's outer solar array has been covered with multi-layer insulation, the satellite has been prepared for upcoming helium filling operations, several sub-system functional tests have been carried out and it has undergone final cleaning before launch. Multiple layers of insulation On Wednesday 4 March, multi-layer insulation (MLI) was fitted on the upper part of the outer solar array at the base of the service module. Both the insulation and the...


Word of the Day
grass-comber
  • A landsman who is making his first voyage at sea; a novice who enters naval service from rural life.
According to the OED, a grass-comber is also 'a sailor's term for one who has been a farm-labourer.'