News Physics

The Planck satellite’s picture of the infant universe gets its last tweaks

From 2009 to 2013, the craft observed the oldest light in the cosmos

cosmic microwave

TAKE A BOW  It’s the cosmic finale for the Planck satellite, which measured the oldest light in the universe, the cosmic microwave background (shown).

ESA, Planck Collaboration

By Emily Conover

- More than 2 years ago

A spacecraft that revealed details of the hidden tapestry of the infant cosmos has had its last hurrah.