Astronomy 103

Fall 2014

Sections 1-2-3-4.

These are introductory courses to astronomy, with more emphasis on active thinking than memorizing facts. The main points of this course are (1) a general understanding of astronomy, (2) what can be observed in the sky, (3) the stars and the Universe.

ANNOUNCEMENTS

The finalized grades are available,

click below.

In all classes and for all tests,

students need a new scantron # 16485,

one scantron for each class.


What's up in the sky?

 
The Sun.
There are quite a few sunspots now!

Last Quarter: Dec. 14, New Moon: Dec. 21,

First Quarter: Dec. 28, Full Moon: Jan. 5

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Uranus is up until midnight in Pisces, but looks little (3.7 as) and faint (5.7 mg) in the telescope.

Neptune sets early night in Aquarius, and looks very tiny (2.3 as) and quite faint (7.9 mg) in the telescope.

Jupiter rises at 10 pm, and it is great in a telescope.

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News

1. Philae, a space probe off the Rosetta spacecraft,

has landed on comet Churiumov-Gerasimenko after bouncing up twice.

2 The ALMA radio telescope array reveals a super-high resolution image of planet formation.

3. Meteor impact carve new craters on Mars.

4. Jupiter's Great Red Spot is shrinking and fading?

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Unusual events and objects

(Students might want to ask help in how to use the coordinates, ephemerids and finder charts.)

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