Archive | Education

Credit: Fujitsu Planetarium, De Anza College

Do You Know What An Astronomer Does? Find Out Jan. 20!

Watch the “We Are Astronomers” digital planetarium show, and hear De Anza College Astronomy Instructor Marek Cichanski, astronomy instructor at De Anza College, present an accompanying talk. Time: 7:00-8:30pm Location: Fujitsu Planetarium at De Anza College, Cupertino, CA Do you know what an astronomer does? Today’s astronomer is not the lone observer of past centuries. […]

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In this plot we see the transition diameter of four worlds plotted against the gravity at the surface of each of those worlds (The Moon, Mercury, Earth, and Mars.).  (From LPI/USRA, at,  They site -  Credit: Illustration from an educational poster, Geological Effects of Impact Cratering, David A. Kring, NASA Univ. of Arizona Space Imagery Center, 2006.)

CQ Science – Post 6: Simple to Complex

In previous posts we’ve discussed how the very smallest craters have “simple” shapes, and that the somewhat larger craters have “complex” shapes. You may have been wondering why that is, and what we mean by “larger” anyway? How large is large? Well, that turns out to be dependent on the planet where the crater is […]

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Venus Corona.  It isn’t a multi-ring impact basin, but a result of magma (lava moving underground).  These are common features on Venus, and help us to understand that it was volcanically a very active place.

CQ Science – Post 5: Crater Confusion

Here at CosmoQuest we spend a lot of time looking at craters. It is a job that only people can do – not computers (yet, anyway). Scientists have been trying to write programs that will effectively identify and count craters, but they have met with only limited success. As noted, craters are not always perfectly […]

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