Comparing Planets this first link is to a podcast featuring why we need to study other planets.

Landing on Mars 2nd podcast.  The best way to listen to this podcast is to start it and then watch the video on the next link.  Video animating the phoenix lander.

3rd podcast on the mars lander.

Video on Collisions

Picture of the day Astronomy

 

Link to comparing the size of the moon to Earth.

This is a link with phases of the moon.

Video Embeded from Google Videos

The following image is courtesy of NASA and JPL.

Click on the image for the current picture of the day.  Note that the picture maybe copyrighted.  To see the image you you will need to find May 5th, 2008.  A brief explination is available.

The image above is a link to a website that features a flash media that explains how voyager has traveled out of the solar system.

Link to J-Track on NASA web site.  This link allows you to track the movement of the sun relative to Earth.  Usefull for showing day and night and seasons.

link may 17

link may 16

link may 15

link may 14

link may 13

link april 20

link april 21

link april 22

link april 23

link april 24

link april 25

link april 26