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

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Physics

From the Nature Index

Paid Content