Category: Basics of Space
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Our Neighbor?: The Andromeda Galaxy
Image of the Andromeda Galaxy 1888 For this blog I wanted to talk about The Andromeda Galaxy. Other than it being the closest galaxy to our Milky Way I really didn’t know much about it. The Andromeda galaxy was first photographed in 1888 by Issac Roberts (picture above). Andromeda is located over 2 million light-years…
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How do we discover Exoplanets?
Depiction of Astrometry For this blog I wanted to look into exoplanets and more specifically how we discover them. I found that there are 4 main methods to discover exoplanets. The first is the radial velocity method. This is how many of the first exoplanets were discovered. This method observes the doppler shift in the…
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Blog1: The powers of 10
Image from Video: Powers of Ten™ (1977) The Powers of 10 is a video meant to help you understand the Universe’s relative size. After doing several exercises in class that dealt with relative sizes and distances, I realized I did not have a strong understanding of the scale of outer space. The video linked begins…
Garrett's Night Sky 