Planck represents the third generation of attempts to map the cosmic microwave background.

CNN: Better 'baby picture' of universe emerges

It will launch in 2019 and map the spread of galaxies and clusters of galaxies over 10 billion years of cosmic history.

BBC: Dark discussion ahead for Europe and US

The survey is some 100 times larger than the previous largest map of the web of dark matter, gathered by the Hubble telescope's Cosmic Evolution Survey, or Cosmos.

BBC: Dark matter hints in widest-yet view of dark mystery