146 citations · 698 across the 18 of their papers we have counts for
4 papers · 1 filter
Formation of Ultra-Short-Period Planets by Obliquity-Driven Tidal Runaway
Sarah Millholland, Christopher Spalding
Small, rocky planets have been found orbiting in extreme proximity to their host stars, sometimes down to only stellar radii. These ultra-short-period planets (USPs) likel…
Stellar Oblateness versus Distant Giants in Exciting Kepler Planet Mutual Inclinations
Christopher Spalding, Sarah Millholland
An overabundance of single-transiting Kepler planets suggests the existence of a sub-population of intrinsically multi-planet systems possessing large mutual inclinations. However,…
The Solar wind prevents re-accretion of debris after Mercury's giant impact
Christopher Spalding, Fred C. Adams
The planet Mercury possesses an anomalously large iron core, and a correspondingly high bulk density. Numerous hypotheses have been proposed in order to explain such a large iron c…
The Habitable Exoplanet Observatory (HabEx) Mission Concept Study Final Report
B. Scott Gaudi, Sara Seager, Bertrand Mennesson +183
The Habitable Exoplanet Observatory, or HabEx, has been designed to be the Great Observatory of the 2030s. For the first time in human history, technologies have matured sufficient…