A spacecraft that revealed details of the hidden tapestry of the infant cosmos has had its last hurrah. Since its launch, Planck has helped scientists settle on a detailed, cohesive story of the ...

(PhysOrg.com) -- 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 ...

The last tests of the Ariane 5 rocket system have been finished, and ESA’s Planck satellite is sitting ready for launch at the Guiana Space Centre in Kourou. Together with ESA’s Space Telescope ...

ESA’s Planck satellite, due to study relic radiation from the Big Bang, is on display for the media tomorrow in Cannes. Images of the spacecraft in all its glory will be published on the web at the ...

Images produced by the Planck satellite have revealed an enormous cloud of electrons traveling near the speed of light in the heart of our Galaxy, the Milky Way. These electrons interact with the ...