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"I was wondering if we have ways of measuring the age of planets. If so, do we know which planets are oldest and which are youngest?"
Now showing: Year 2006 projects that addressed Astrobiology Roadmap Objective 1.1
Roadmap Goal 1: Understand the nature and distribution of habitable environments in the Universe
Objective 1.1: Models of formation and evolution of habitable planets
A 1-D Climate Model for Extrasolar Terrestrial Planets
Causes of mass extinctions: testing impact models
Characterization of Terrestrial Planets From Disk-Averaged Spectra: Earths Around Other Stars
Chemical Models of Nebular Processes
Climate, Habitability, and the Atmosphere on early Mars
D/H Studies - Origin of Earth's Water
Database of Molecular Spectroscopy to Support Extrasolar Planet Modeling
Delivery of organic materials to planets
Disks and Dips
Dynamics of comets, asteroids, and planets
Early accretion of asteroids and protoplanets
Early Oceans on Mars
Evaluation of Habitable Environments on Mars
Evolution of a Habitable Planet (Brantley)
Evolution of a Habitable Planet (Kump)
Evolution of Atmospheric O2, Climate, and Biosphere (Ohmoto)
Evolution of the interior and its consequences for water on Mars
Extrasolar Planetary Systems and the Potential for Terrestrial Planets
Extraterrestrial Organics
Formation of Planetesimals in a Dynamically Evolving Nebula
Habitability and Water Delivery in Binary-Planetary Systems
Habitable Planets
Horizontal Gene Transfer in the Evolution of Early Branching Eukaryotes
Interaction between the atmosphere and water on Mars
Isotopic fingerprints of past life and surface conditions on Mars
Isotopic Studies of the Precambrian Earth and Element Cycling Processes (Pitt)
Keck Cosmochemistry Laboratory
Likelihood of a supernova impact on the young solar system
Model Synthesis and Architecture
Modeling Terrestrial Planet Formation and Composition
Module 2: Formation and Evolution of Habitable Worlds
Module 3: Nature of Planetary Systems
Numerical Simulations of Planetary Dynamics
Origin and Evolution of Organics in Planetary Systems
Origin and Evolution of Organics in Planetary Systems
Origins and signatures of biogenic hydrocarbons - controls on the transition from abiogenic geochemistry to biotic systems in the deep subsurface and identification of signature for life
Planet Formation in OB Associations
Planetary Biology, Evolution, and Intelligence
TEAM: SETI / ROADMAP OBJECTIVES: 1.1, 1.2, 2.1, 2.2, 3.1, 3.2, 4.1, 4.2, 5.1, 5.2, 5.3, 6.1, 6.2, 7.1
Planetary Habitability and Life Detection (Sigurdsson)
Prebiotic Organics from Space
Project 1. From Molecular Clouds to Habitable Planetary Systems
Project 2. Extraterrestrial Materials: Origin and Evolution of Organic Matter and Water in the Solar System
Re-tracing Steps Towards a Habitable World: The Biogeochemical Evolution of Sulfur on the Early Earth.
Recognition of Theoretical Environments on Mars
Relationship between hydrogeology and microbiology at active springs
RNA activities relevant to ribocytes
Summary of Activities in the Astrobiology Analytical Laboratory
Terrestrial analog study: Sierra Madera impact structure, Texas
TES and THEMIS study of Proposed Paleolake Basins within the Aeolis Quadrangle of Mars
TES/THEMIS study of Valles Marineris, Mars
The Abiotic Planetary Model: The Upper and Lower Boundary Condition on the Atmosphere
The Generalized Terrestrial Planet Photochemical Model
The History of Evolution of Surface Water on Mars
The impact of atmospheric particles on life
Understanding the Earth's Early Environment
Variable Young Stellar Objects Survey
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