3 papers
astro-ph2006
The Discovery of Two New Satellites of Pluto
H. A. Weaver, S. A. Stern, M. J. Mutchler +6
Pluto's first known moon, Charon, was discovered in 1978 (Christy 1978) and has a diameter about half that of Pluto (Buie 1992,Young 1994, Sicardy 2005), which makes it larger rela…
astro-ph2005
Characteristics and Origin of the Quadruple System at Pluto
S. A. Stern, H. A. Weaver, A. J. Steffl +6
Our discovery of two new satellites of Pluto, designated S/2005 P 1 and S/2005 P 2 (henceforth, P1 and P2), combined with the constraints on the absence of more distant satellites…
astro-ph2005
New Constraints on Additional Satellites of the Pluto System
A. J. Steffl, M. J. Mutchler, H. A. Weaver +8
Observations of Pluto and its solar-tidal stability zone were made using the Advanced Camera for Surveys' (ACS) Wide Field Channel (WFC) on the Hubble Space Telescope on UT 2005 Ma…