The Carnival of space Week 69 is up at Discovery Free Space by Irene Klotz The carnival is organized in an A to Z format.
This site supplied the Z for Zettaflops and other anticipated breakthroughs with materials, fusion energy and more.
Colony Worlds had E for energy, which was geothermal enery on other planets and moons
A Mars Odyssey talks about C for Commerical and how long until space tourism is rolling.
Dynamics of Cats looks at NASA next generation space telescope a 16 meter optical and UV scope.
There is a lot more so check out the carnival of space.