|Searched for: Key Concept is Astronomy -- Distances
|Results 6 - 10 of 19
This series of web-based exercises takes students on an interactive tour measuring cosmic distances. The exercises systematically step out in scale from the familiar world of everyday objects to larger and larger...
This site offers information about the formation of star clusters, the pleiades, how to calculate star cluster distances, and much more. There are also some great images that techers can use on this website.
Created by David P. Stern, this set of three web pages provides a calculation of paths, times, and distances for a flight to Mars and back. The author uses a Hohmann transfer ellipse between two circular orbits. This is...
The first of four linked files, created by David P. Stern, giving a very brief and elementary overview of sunspots, flares and coronal mass ejections, including some early history and the articles by Schwabe (1843) and...
Welcome to the NASA/IPAC Extragalactic Database (NED). It is built around a master list of extragalactic objects for which cross-identifications of names have been established, accurate positions and redshifts entered...
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