Fall 1999
Astronomy 104: The Solar System
The sun -- active regions revealed by ionized iron emission Mercury -- messenger of the gods
Previous News

Amazing closeups of volcanoes on Io.  The hot spots clearly seen at infrared wavelengths.

See Mercury eclipse the sun -- this technique was used in the 19th Century to measure the size of the Solar System.  Now we use it to detect planets orbiting other stars

The kamikaze Deep Space 2 probes are arriving at Mars with the Polar Lander on 3 Dec

The energy to power solar flares may come from deep layers in the Sun

NASA attempted to catch some Leonid meteoroids in mid-flight

Visit Stardial, a public, educational observatory viewing the sky every night it's clear in Illinois.

NASA's Mars missions, present and future.
Voyager and Galileo missions to the outer planets.

Notice: Bring #2 pencil to class 7 Dec. to fill out course evaluation
                HW #7 due 7 December.  Read chap. 24 & 25 of Seeds
                Results of  Test 2 histogram.  Test 1 histogram, grades and solutions
Graded homework's and tests are in a blue mailbox labeled Ast 104 on the 4th floor of B&L

Lecture Notes
Course Calendar
Homework Assignments

Astronomy Links
Check the weather satellite image.
or the Skywatcher's Diary

Find out the latest news in astronomy and the other sciences:

Science Daily SpaceViews Astro pic of the day InScight The Space Report
Sky & Telescope

The latest space news from the Jet Propulsion Laboratory