Last weeks Carnival of Space was hosted by Tracy Turner on Tiny Mantras, which highlighted stories about microscopic black holes to interstellar travel via asteroids, as well as advanced star ships.
An interesting article within our own star system came from Brian Wang of Next Big Future, who provides some analysis of how much water was in the shadowy moon crater (that NASA slammed a satellite into).
Be sure to read the rest of the entries, and if the inner space geek beats within your chest, you might want to consider joining our rowdy ranks.