Navigation SAD JOKE Dead ahead, through the pitch-black night, the captain sees a light on a collision course with his ship.  He sends a signal: "Change your course…

* Apparent/Actual Motions Summary Daily motion of sun (and nightly motion of stars) is due to Earthâs rotation. Local noon occurs for an observer on the Earth when the Sun…

Prologue Seasons/Theories Outline Outside Lab Notes RA/Dec 0.2 Earthâs Orbital Motion. Day to day changes Seasonal changes Long term changes Scientific Theories SETI at…

THE SKY THE SKY Sun Cycle and Seasons Objectives To be able to interpret and apply the term âbrightnessâ to stars (finishing this objective). To be able to describe how…

Prologue Seasons/Theories Outline Outside Lab Notes RA/Dec 0.2 Earthâs Orbital Motion. Day to day changes Seasonal changes Long term changes Scientific Theories SETI at…

The Earth in the Universe Observations and Models Presented By Professor Harry L. F. Houpis © Sierra College Astronomy Department The Celestial Sphere Celestial sphere…

JEOPARDY! Mr. Reedâs Astronomy Test Review Game! Click Once to Begin JEOPARDY! 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400…

Navigation SAD JOKE Dead ahead, through the pitch-black night, the captain sees a light on a collision course with his ship.  He sends a signal: "Change your course…

Night Sky Watching (Basics) Stars Pivot around a Point The North Celestial Pole (NCP) Special spot on the sky that the Earth’s rotation axis points to Why special? During…

Your latitude is equal to the number of degrees that the North Celestial Pole (near the star Polaris) is above the northern horizon. If youâre close the Earthâs equator,…