Determining the forsterite abundance of the dust around Asymptotic Giant Branch stars

Determining the initial helium abundance of the Sun

Determining the Magnetization of the Quiet Sun Photosphere from the Hanle Effect and Surface Dynamo Simulations

Determining the main-sequence mass of Type II supernova progenitors

Determining the Metallicity of Low-Mass Stars and Brown Dwarfs: Tools for Probing Fundamental Stellar Astrophysics, Tracing Chemical Evolution of the Milky Way and Identifying the Hosts of Extrasolar Planets

Determining the Physical Lens Parameters of the Binary Gravitational Microlensing Event MOA-2009-BLG-016

Detonative Propagation and Accelerative Expansion of the Crab Nebula Shock Front

Deuteration as an evolutionary tracer in massive-star formation

Deuterium chemistry in protoplanetary disks II The inner 30 AU

Deuterium Fractionation as an Evolutionary Probe in the Infrared Dark Cloud G28.34+0.06

Developing a pulsar-based timescale

DI Her as a test of internal stellar structure and General Relativity: New apsidal motion rate and evolutionary models

Diagnostic Line Emission from EUV and X-ray Illuminated Disks and Shocks around Low Mass stars

Diagnostics for spectropolarimetry and magnetography

Diagnostics of electron beam properties from the simultaneous hard X-ray and microwave emission in the 10 March 2001 flare

Diagnostics of non-thermal distributions in solar flare spectra observed by RESIK and RHESSI

Diamagnetic and Expansion Effects on the Observable Properties of the Slow Solar Wind in a Coronal Streamer

Did Fomalhaut, HR 8799, and HL Tauri Form Planets via the Gravitational Instability? Placing Limits on the Required Disk Masses

Difference imaging photometry of blended gravitational microlensing events with a numerical kernel

Differences between the current solar minimum and earlier minima