Scott Sheppard explains how he uses powerful telescopes to detect distant asteroids sharing the orbit of Neptune
David Paige explains why studying ice on Mercury is important for understanding the origins of life on Earth and the habitability of extrasolar planets.
David Paige explains how organic material brought to Mercury by comets creates a dark crust over subsurface ice in permanently shadowed regions.
David Paige explains how he uses a thermal model of Mercury to locate surface and subsurface ice in the north polar region.
Guest astronomer Pedro Lacerda describes his work into small bodies
Graduate student Matt Walker discusses his work with icy moons.
ESS graduate student Jessica Watkins talks about Martian landslides
Researcher Jean Pierre Williams talks about planetary heat flow
Professor Brad Hansen discusses his research into exoplanet systems