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Quantifying the challenges of detecting unseen planetary companions with transit timing variations
celestial mechanics methods n-body simulations statistical stars planetary systems
2010/11/11
Both ground and space-based transit observatories are poised to signi cantly increase the number of known transiting planets and the number of precisely measured transit times.
Reaction Networks For Interstellar Chemical Modelling: Improvements and Challenges
Reaction Networks Interstellar Chemical Modelling
2010/11/11
We survey the current situation regarding chemical modelling of the synthesis of molecules in the interstellar medium. The present state of knowledge concerning the rate coecients and their uncertain...
U ltracompact H II regions：new challenges。