Outer Planets Assessment Group

Materials in the page are not official OPAG documents. They are posted here for the purposes of discussion by OPAG.

Flagship Study Reports

• Report to OPAG Steering Group on OPF studies by Curt Niebur (August 2008)
• Report to PSS on OPF studies by Curt Niebur (June 2008)
• Report on Review of 2007 Flagship Mission Concept Studies (redacted)
• Titan Explorer Public Report
• Titan Explore Fact Sheet
• Jupiter System Observer Mission Study: Final Report (45 MB)
• 2007 Europa Explorer Mission Study: Final Report (95 MB)
• Europa Explorer Foldout 1
• Europa Explorer Foldout 8
• Enceladus Final Report

Discussion Documents

• Aerocapture: Summary and Risk Discussion
  Michelle Munk and Tibor Kremic
• Alan Stern's presentation to the NASA Advisory Council
• The Science Committee's presentation to the NASA Advisory Council
• OPAG Statements on New Frontiers
• OPAG Presentation to NOSSE
• JPL Studies of Titan and Enceladus ($1B box studies)
• An Evaluation of Atmospheric Research in the Outer Planet Research Program
  
• Report on November 2006 OPAG Meeting to COMPLEX (December 4, 2006)
• SMD Science Plan
• Presentation on OPAG at DPS Oct 2006 by Fran Bagenal
• Solar System Exploration Roadmap 2006
  Solar System Exploration Roadmap for NASA's Science Mission Directorate
• Comment on Flagships from Space Telescope Science Institute Director
• Scientific Goals and Pathways for Exploration on the Outer Solar System
  A report of the Outer Planets Assessment Group, July 2006
• Probe Workshop, June 2006
• Article in March 17, 2006 issue of Science on NASA budget
• Fran Bagenal's analysis of the FY2007 budget for Planetary Science
  (memo to new Planetary Science Subcommittee of the NASA Advisory
  Council)
• Europa mission concept - T.V. Johnson LPSC abstract
• ESA/NASA Europa Study - Dec. 2006 report
• 4th International Probes Workshop
• 2005 Solar System Exploration Roadmap - (700kb) 60-page strategic
  roadmap document
• MEPAG Pathways material - this 19-page pdf document is the sort of document OPAG should produce. We aim to have a draft by the end of the June 9–10 2005 meeting that presents the themes and pathways to achieving these objectives for the outer solar system.
• Precis of SSE Decadal survey - this pdf document is a collection of material from the decadal survey relevant to the outer solar system — useful material for developing the OPAG Pathways document.

Strategic Planning Documents

• NASA Office of Exploration Systems Program Overview (2004)
• A Renewed Spirit of Discovery - The President's Vision for U.S. Space Exploration (2004)
• New Frontiers in Solar System Exploration (2003)
• New Frontiers in Solar System: an Integrated Exploration Strategy (2003)
• Solar System Remote Sensing (2002)
• Forum on Innovative Approaches to Outer Planetary Exploration 2001–2020 (2001)
• America at the Threshold – Report of Synthesis Group (1991)

Mission Planning Documents

• Forum on Concepts and Approaches for Jupiter Icy Moon Orbiter (2003)

Dawn Material

Dawn Exploring New Worlds slide presentation

• Download Powerpoint or PDF
• Dawn website

Decadal Survey Documents (2013)

• Decadal Survey Documents (2013)

Other Materials

These are documents OPAG scientists wish to make available to the community.

• NASA Solar System Exploration Roadmap 2006
• Science Potential from a Europa Lander in Astrobiology
• Older Europa Mission Studies
• Europa Lander Science Definition Team (SDT)
• Scientific Goals for Exploration of the Outer Solar System
• Outer Solar System Exploration Motivation
• Updated Version August 28, 2019 (citable for White Papers)
• Outer Planets Assessment Group White Paper, April 30, 2020
• Suggestions for New Frontiers - From John Cooper and colleagues - June 2006
• Titan aerorover mission - Titan mission concept from Ed Sittler
• Outer Planets: The Ice Giants - white paper from Andy Ingersoll
• Interdisciplinary Program For Ice Giant Systems - white paper from Heidi Hammel
• Exploration of the Neptune System - white paper from Heidi Hammel
• The High Priority and Relevance of Europa Exploration - white paper from Bob Pappalardo and team
• Europa the Ocean Moon - flyer for Rick Greenberg's book on Europa
• New Horizons 2 - mission concept paper from Alan Stern and team
• Chemistry - white paper from Tom McCord and team
• Speech by Mike Griffin - transcription of Griffin's thoughts on Earth
  sciences at Ames May 23, 2005
• Titan - community white paper from the Decadal survey from Ralph Lorenz
• The Future of Io Exploration - white paper on Io from John Spencer and the Io team
• Solar System Exploration: A Vision For The Next Hundred Years - IAA paper from Ralph McNutt
• Outer Planets Program - presentation to AIAA August 2005 by Fran Bagenal