Movements On Monday, February 26, our Periscope Trivia Contest was about movement in space. Here are the questions. Below are the answers and winners. How many questions can you answer correctly? Questions During retrograde motion, where will a planet rise? Earth’s speed changes as it orbits the Sun. Which of Kepler’s Laws describes this change? … More Do you know that stuff is moving around out there?
Do you Know Your Variable Stars? katimus does! On Monday, February 19, we played a little trivia contest about Variable Stars on Periscope. How many questions would you answer correctly? Answers and winners are listed at the bottom of the page. Name the long-term variable star, with a period of over 11 months, discovered in … More Do You Know Your Variable Stars?
February Constellations Later this month, I will be assisting during the public observing session at Cline Observatory. Here are some questions about the night sky this month. The winners from my Periscope broadcast are listed below. How many could you answer correctly? In 1834 Friedrich Bessel announced this star had a slight wobble to its … More Do You REALLY Know Your February Constellations?
References in the Sky Periscope Trivia Contest On Monday’s Periscope broadcast this week our Trivia contest was about references in the sky. Reference points and Reference lines: the structure we impose on the celestial sphere to describe position and motion. Here are your questions, with the correct answers and winners listed at the end. How … More References in the Sky