No, this is not something that New Horizons found as that mission hasn't been launched yet. It's Planet eZ publish, an aggregation of blogs about eZ publish, similar to Planet PHP that aggregates blogs about PHP.
Some of the blogs already included in the list are from people like: Derick himself, Tobias Schlitt, Kristof Coomans, and Paul Borgermans. The RSS feed for the site can be found here...
