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Class Notes for ASTR 1013 at Oklahoma State University (OSU)

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OSUASTR 1013Peter ShullFall

ASTR 1013 Lecture Notes - Lecture 1: Astronomical Unit, Solar System

OC11067591 Page
18 Aug 2016
19
+astronomical unit (au)= mean earth to sun distance= 1. 5x10^8. +light year (ly)= distance light travels in one year. +parsec (pc)= distance at which 1
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OSUASTR 1013Peter ShullFall

ASTR 1013 Lecture Notes - Lecture 2: Gregorian Calendar, Orbital Speed, Pseudoscience

OC11067592 Page
23 Aug 2016
6
They communicate discoveries via conferences, journals, and publications. They submit proposals to federal agencies for funding. Astronomers observe an
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