Planetario "Dr. José Hernández Moreno",
Sorprendente.
Sorprendente.
Así observa Kepler, así escuchamos nosotros. El Observatorio Espacial Kepler ha mejorado nuestra comprensión de los planetas…
http://www.nature.com/nature/journal/v500/n7463/full/nature12419.html
Surface gravity is one of a star's basic properties, but it is difficult to measure accurately, with typical uncertainties of 25…
An observational correlation between stellar brightness variations and surface gravity.