You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
Monday the 26th of November the probe Insight is scheduled to land on Mars. I discovered that around the landing, two small cubesats, launched on the same missile of Insight, will relay status information about the lander's descent and touchdown.
( see this animation )
I found here ( http://zpdmodels.com/SmallSats.htm ) a beautiful paper model and here some picture of the build process of my model with some small improvement.