PPT-Astronomy 1 –

Fall 2014 Lecture 12 November 18 2014 The MainSequence is a mass sequence High mass stars live fast and die young Stars form in clouds of cold gas collapsing under gravitational instability. and Astronomy. Historically Speaking.... Without astronomy we would not have timekeeping. . and calendars! . Without astronomy we would not be aware of the worlds, including a whole universe of. planets and stars and galaxies,. in Astronomy. Rob Fergus. New York University. Overview. Virtually all our knowledge about the universe derived from measurements of photons. Usually as images. Big astronomy project is $50M-200M. But only 1-2% of this on software. in . Sri Lanka. (. plus how I ended up here in Campos, RJ, . Brasil. ). Prasanna. . Deshapriya. President. Mathematical & Astronomical Society. University of Colombo. Sri Lanka. http://iya2009sl.blogspot.com. Formerly. “. Arabian astronomy” –. too . limiting . geographically. . Used to be. slighted . coverage –. “. caretakers” for Greek works, esp. . Almagest. Now. . called. . “Islamic astronomy” – lands where Islam was dominant. AY 17. 10/19/2011. Outline. What is Multi-messenger astronomy?. Photons. Cosmic Rays. Neutrinos. Gravity-Waves. Sample-Return. Outline. What is Multi-messenger astronomy?. Photons. Cosmic Rays. Neutrinos. March 19. , 2014. Agenda. Treasurer’s report. FY 2014 budget request. Equipment Check-out. Star Party / Solar Party planning. Upcoming . Events. Observing Reports. APL Astronomy Club Treasury. March 19, 2014. . Presented by:-. Mohit. . Shashwat. . Ankit. What is X-ray Astronomy?. X ray astronomy is an observational branch of . astronomy. which deals with the study of x ray observation and detection from astronomical objects.. A new kind of project…. https://. www.youtube.com/watch?v=1rZ5Ga70bP8&list=PLh-d4Qi_GoVGJg4FEIhNQmjXWo5q7Tx5l&index=1. We won’t do once a week, or an hour a day, but rather every class for several weeks…. OUR PLACE IN SPACE. Earth is not special. We do not have any unique place in the Universe. We live on an ordinary rocky planet called Earth, one of nine known planets orbiting an average star called Sun. We are near the edge of a huge collection of stars called the Milky Way Galaxy, which is one galaxy among countless billions of other galaxies spread throughout the observable universe.. objects outside the Earth (astronomical objects). Ancient Astronomy. “Ancient” means from . time long past, especially before the end of the Western Roman Empire in 476 A.D.. Many ancient peoples, including in ancient China and India, made detailed observations about the objects in the sky. Astronomy. , derived from the Greek words for . star law. , is the scientific study of all objects beyond our world. . Astronomy is not a “stand-alone” science. . It combines areas from a number of other fields, including mathematics, chemistry, geology, biology and physics. . AN AMATEUR ASTRONOMY CLUB. BIRGUNJ,PARSA,NEPAL. IT IS NON PROFITABLE CLUB. VISIT US ON:-WWW.FACEBOOK.COM/MASA ASTRO. E-MAIL:-astronomyclub.masa14@gmail.com. CONTACT US ON:- 9779845831167,9811844091/92. Early Astronomy . Humans have been fascinated by the sky for all time.. Constellations have helped people navigate, tell stories, are the gods that look over humanity.. Constellations are groupings of stars that form images, much like seeing . . Astronomy. , derived from the Greek words for . star law. , is the scientific study of all objects beyond our world. . Astronomy is not a “stand-alone” science. It combines areas from a number of other fields, including mathematics, chemistry, geology, biology and physics. .