The Discussion:
The News:
The news discussion: NASA contract a Mars Sample return rocket.
Nebulas: A look at the weird and wonderful nebulae that you can see through telescopes or use to understand the interstellar medium and star formation. This month we focus on Emission Nebulae.
Q&A:
Why do astronauts travelling from the earth to the moon appear to experience complete weightlessness? From our good friend Paul Waterhouse in the Forest of Dean, UK