But as with any large piece of furniture, it can be daunting to figure out what type of mirror you should be looking for, and ...

The question remains how to get such large mirrors into space, so it's likely they would have to be built there, and not on Earth. Scientists contemplate building greenhouse gas-producing ...

The whiffletrees are supported by three actuators which are used to actively position the mirror segments. Different “warping harness” actuators embedded within the whiffletrees are used to complement ...