Physics 490: Introductory Astrophysics Dr. Rulison M51 (The Whirlpool Galaxy) from Kitt Peak/HST Composite, in visible, Near IR 1.

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Presentation transcript:

Physics 490: Introductory Astrophysics Dr. Rulison M51 (The Whirlpool Galaxy) from Kitt Peak/HST Composite, in visible, Near IR 1

Tentative Course Outline 1.Our Place in the Universe 2.Physical Principles in Astrophysics 3.Stars 4.General Relativity 5.Galaxies 6.Cosmology 2

The Gott Logarithmic Map from the Earth’s Core to Chandra 3

The Celestial Sphere 4

Solar vs. Sidereal Day 5

Star Trails 6 N EW ~20 deg.=1.3 hours

A better view of circumpolar stars 7

Stars “move” through the sky 8

Declination 9

Gott Projection to man-made satellites 10

Hubble and Chandra (and views of Sgr A*, the center of our galaxy) 11 Hubble (Optical) Chandra (X-Ray)

The Gott Projection to L 1 and L 2 12

The Phases of the Moon 13

SOHO Satellite at L 1 14 Observes the sun in the UV

Lots of Satellites at L 2 15 WMAP Microwave (3-13 mm) CMB Herschel Satellite Far Infrared (  m) Milky Way Planck Satellite Microwave ( mm) First Light

Lagrange Points 16

Gott Projection of the Inner Solar System 17

Planets 18 “Superior” Planets“Inferior” Planets

The Terrestrial Planets 19

Kepler’s 3 rd Law 20 P 2 =a 3

Configuration of Planets 21

The Phases of Venus (Galileo) 22 Also, he saw the rings of Saturn

Gott map of outer solar system 23

The outer planets 24

The very outer solar system is very empty 25

Nearby Stars 26

Parallax 27

28 Local Galaxy Residents M45, the Pleiades, an open cluster, seen in optical M42, the Orion Nebula, a star forming region, seen in optical from HST M57, the Ring Nebula, a planetary nebula, seen in optical from HST.

The Milky Way 29

Orbiting stars around Sgr A* 30

The Milky Way 31

Gott Map to the Local Group 32

The Local Group 33

Gott Map of Nearby Groups and Clusters 34

A

Gott map of Distant Galaxies (Gpc Scale) 36

CMB (from WMAP) 37

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