Latest Isotopes of helium Stories
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.
Over the past few weeks, the upper part of Planckâ€™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.
- Stoppage; cessation (of labor).
- A standing still or idling (of mills, factories, etc.).