The page uses Browser Access Keys to help with keyboard navigation. Click to learn moreSkip to Navigation

Different browsers use different keystrokes to activate accesskey shortcuts. Please reference the following list to use access keys on your system.

Alt and the accesskey, for Internet Explorer on Windows
Shift and Alt and the accesskey, for Firefox on Windows
Shift and Esc and the accesskey, for Windows or Mac
Ctrl and the accesskey, for the following browsers on a Mac: Internet Explorer 5.2, Safari 1.2, Firefox, Mozilla, Netscape 6+.

We use the following access keys on our gateway

n Skip to Navigation
k Accesskeys description
h Help
    University of Virginia
  Feb 20, 2018
Undergraduate Record 2017-2018

ASTR 1260 - Threats from Outer Space

This introductory astronomy course for non-science majors deals with harmful, or potentially harmful, astronomical phenomena such as asteroid/comet impacts, supernovae, gamma ray bursts, solar storms, cosmic rays, black holes, galaxy collisions, and the end of the universe. Physical principles will be used to evaluate the dangers involved.

Credits: 3