ASTR BC 1753x Lecture Notes - Lecture 2: Dailymotion, Minute And Second Of Arc, Celestial Equator

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Adapted to live on the forest moon of endor. Moon of gas giant orbiting a binary star. We cannot detect the moons around gas giants yet. Homework 1 is posted under assignments in courseworks. Be able to critically appraise the potential for extraterrestrial life in the solar system and beyond. Understand how science is used to comprehend the workings of the universe and the objects (and life) within it. Promise for life why? (need carbon, water and energy: organic molecules (carbon) form easily and naturally. Sometimes found in meteorites that have fallen like the murchison meteorite which also contained amino acids: life appeared very early in earth"s history (4-4. 5 billion years ago) First life appeared around 3. 45 billion years ago (archaean stromatolites primitive bacteria: earth life can survive under wide range of conditions. Black smokers (deep under water, but the temp coming out is 350 degrees f, and there are organisms down there)

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