Curated OER
How Old Are the Stars?
Students determine the age of a star cluster by observing, measuring, and plotting astronomical data. They examine the Jewe lbox cluster, located within the southern constellation Crux and determine its age.
Curated OER
Our Neighborhood in the Milky Way
In this Milky Way galaxy worksheet, students are given a table of distances and angles of nebulae and star clusters from the sun. Students plot each one on a piece of paper and solve 2 problems using the data.