Samanta Chandrasekhar Challenge
A Crosstaff for a Conjunction A call for the Samanta Chandrasekhar Challenge By now, many may have heard about the upcoming Great Conjunction of Jupiter and Saturn, on the 21st of December 2020. A very useful article in this connection, by Arvind Paranjpye, Director, Nehru Planetarium, Mumbai, is here https://skytonight.wordpress.com/2020/11/30/the-great-conjunction-21-dec-2020/. He discusses in detail, about […]