Carnivals of Space 76 and 77

Carnival of Space 76 is at at as(si)tronomi.

The Carnival of Space 77 is up at tomorrow is here
Highlights
Astroengine talks about five things to pack for one way mission to Mars

Centauri Dreams talks about why extraterrestrials might make interstellar beacons




Out of the cradle talks about asteroids and orbital debris

This site had sent a space and energy roundup: IEC fusion, Spacex, lunar lander competition