Quantcast

Latest Rick Lyon Stories

Tiny Planet-Finding Mirrors Borrow From Webb's Playbook
2012-05-25 03:33:19

NASA's next flagship mission — the James Webb Space Telescope — will carry the largest primary mirror ever deployed. This segmented behemoth will unfold to 21.3 feet in diameter once the observatory reaches its orbit in 2018.


Word of the Day
saggar
  • A ceramic container used inside a fuel-fired kiln to protect pots from the flame.
The word 'saggar' may come from 'safeguard'.
Related