Survey
* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project
Download ph507rev1
Document related concepts
Nebular hypothesis wikipedia , lookup
Astronomical unit wikipedia , lookup
Planets beyond Neptune wikipedia , lookup
Perseus (constellation) wikipedia , lookup
Cygnus (constellation) wikipedia , lookup
International Ultraviolet Explorer wikipedia , lookup
Rare Earth hypothesis wikipedia , lookup
Dyson sphere wikipedia , lookup
IAU definition of planet wikipedia , lookup
Extraterrestrial life wikipedia , lookup
Cosmic distance ladder wikipedia , lookup
Formation and evolution of the Solar System wikipedia , lookup
History of Solar System formation and evolution hypotheses wikipedia , lookup
Observational astronomy wikipedia , lookup
Exoplanetology wikipedia , lookup
Stellar kinematics wikipedia , lookup
Definition of planet wikipedia , lookup
Future of an expanding universe wikipedia , lookup
Planetary system wikipedia , lookup
Stellar evolution wikipedia , lookup
Corvus (constellation) wikipedia , lookup
Aquarius (constellation) wikipedia , lookup
Planetary habitability wikipedia , lookup
Transcript
