Patron levels and benefits Symposium Patron Packages Orbital Lunar Planetary Interstellar Galactic SpecialPurpose Cost< $250 or in-kind$250 or in-kind$500$1,000$5,000varies bytimeslot Thank you letter from IRG presidentXXX Thank you letter from IRG treasurerXXX Logo recognition on symposium websiteXXXlanding pagelanding pageX Logo recognition on symposium programXXXprominentfront coverX Recognition from podium at plenary sessionsXXXXX Complimentary symposium registration112 Complimentary seminar registration (opening day of symposium)112 Invitation to VIP dinnerXXfor > $1000 Opportunity to give short address from podium at one plenaryXX