GeminiFocus April 2018 - Page 26

Gemini South Electronics Engineer Vanessa Montes uses an optics kit to demonstrate how Gemini’s telescope mirrors reflect light to an instrument so that scientists can image distant objects in the Universe. After sunset, many families joined in AstroDay’s public starparty. Visitors enjoyed their closeup views of the nighttime sky which were provided by local amateur astronomers and their telescopes. Despite the late hour, participants didn’t want to leave! Gemini’s senior software engineer Pedro Gigoux shares with students how astronomers measure the temperatures of objects in the Universe as part of an astronomy career panel. 24 GeminiFocus April 2018