Join The Planetary Society Your role in space exploration starts now. The Planetary Society brass telescope Plus any other premiums from lower levels that you have not yet received New members choosing this level and those upgrading from Student, Curiosity, Senior or Classic levels will receive as a premium: The Planetary Society is the largest and most effective nonprofit organization that promotes the exploration of space through education, advocacy, and innovative projects. SETI Radio Searches - Huge radio dishes sift through nature's random noise for beacons from other civilizations. You will get dozens of different opinions on what is best, but I will tell you that for any given type of scope configuration, be it Newtonian, Cassegrain or Refractor, there will be excellent, just acceptable and rather poor examples for each type. What is the Best Planetary Telescope Mar 19 2005 10:18 AM | Roland Christen in How to . Our active projects: SETI Optical Telescope - Looking for laser signals beamed across the vastness of space. . When you become a member, you join our mission to increase discoveries in our solar system and beyond, elevate the search for life outside our planet, and decrease the risk of Earth being hit by an asteroid. The Planetary Society is a leader in the search for life on other worlds, whether intelligent or microbial. .