16. The Solar Motion The Fundamental Standard of Rest. The Galactic centre defines the fundamental reference frame for the Galaxy. Its distance is known fairly well, and…

Barnardâs Star Introduction Barnard's Star is a low-mass (0.16 solar mass) red dwarf star, which is located around 6 light-years away from Earth, in the constellation…

Earth Systems Curriculum Workbook CRT Review Page 3 Standard I: Students will understand the scientific evidence that supports theories that explain how the universe and…

Cathy Olkin Determine size and shape This requires multiple chords With only one chord you only get lower limit on size 2009/11/19 Occultation by Terpsichore (124x112 km),…

Cathy Olkin Determine size and shape This requires multiple chords With only one chord you only get lower limit on size 2009/11/19 Occultation by Terpsichore (124x112 km),…