AST101H1 Lecture Notes - Lecture 3: Mariner 10, Liquid Hydrogen, Kuiper Belt
22 Sep 2016
School
Department
Course
Professor
23
AST101H1 Full Course Notes
Verified Note
23 documents
Document Summary
A solar system consists of a star orbited by planets, moons, and lots of debris (comets, asteroids, dust) The inner solar system: mercury, venus, earth, and mars. The outer solar system: jupiter, saturn, uranus, neptune, many dwarf planets & comets. The inner planets are called terrestrial: terrestrial = like earth. Small, rocky, thin or no atmosphere, few moons, made up of heavy elements. In venus, the sun would rise in the west and set in the east. In all the other terrestrial planets, the sun rises in the east and sets in the west. Mercury: rocky exterior with a huge iron core, covered in craters. Unlike earth, mercury does not have weather. Lots of possibly active volcanoes: about the same size as earth, rains acid, no moons, rotates very slowly and backward, co(cid:373)pletely (cid:272)o(cid:448)ered i(cid:374) (cid:448)ery thi(cid:272)k co2 (cid:272)louds, it"s i(cid:373)possi(cid:271)le to see the sun from the surface of venus.
