Introduction to Astronomy: Crash Course Astronomy #1
12:12
YouTubeCrashCourse
Introduction to Astronomy: Crash Course Astronomy #1
Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy?" Check out the Crash Course Astronomy solar system poster here: http://store.dftba.com/products/crashcourse-astronomy-poster -- Chapters ...
已浏览 536万 次2015年1月15日
CrashCourse: Most Viewed Videos
The Agricultural Revolution: Crash Course World History #1
11:11
The Agricultural Revolution: Crash Course World History #1
YouTubeCrashCourse
已浏览 1696.2万 次2012年1月26日
Intro to Psychology: Crash Course Psychology #1
10:54
Intro to Psychology: Crash Course Psychology #1
YouTubeCrashCourse
已浏览 1650.5万 次2014年2月4日
Conflict in Israel and Palestine through 2015: Crash Course World History #223
12:53
Conflict in Israel and Palestine through 2015: Crash Course World History #223
YouTubeCrashCourse
已浏览 1344.9万 次2015年1月28日
Astronomy for Beginners
Basic Astronomy Part 1: A Beginner’s Guide to the Universe! 🌌✨
2:10
Basic Astronomy Part 1: A Beginner’s Guide to the Universe! 🌌✨
YouTubeSynergy of Science
已浏览 177 次8 个月之前
Astronomy for Beginners - Getting Started Stargazing!
9:08
Astronomy for Beginners - Getting Started Stargazing!
YouTubeOrion Telescopes & Binocular
已浏览 66.3万 次2011年7月21日
Introduction to Astronomy
6:07
Introduction to Astronomy
YouTubeProfessor Dave Explains
已浏览 40.3万 次2018年6月29日
热门视频
Stars: Crash Course Astronomy #26
10:41
Stars: Crash Course Astronomy #26
YouTubeCrashCourse
已浏览 210.5万 次2015年7月23日
Moon Phases: Crash Course Astronomy #4
9:46
Moon Phases: Crash Course Astronomy #4
YouTubeCrashCourse
已浏览 388.8万 次2015年2月5日
Uranus & Neptune: Crash Course Astronomy #19
12:19
Uranus & Neptune: Crash Course Astronomy #19
YouTubeCrashCourse
已浏览 207.2万 次2015年5月28日
Latest From CrashCourse
The Era of Native Urban Relocation: Ep 17 of Crash Course Native American History
11:16
The Era of Native Urban Relocation: Ep 17 of Crash Course Native American History
YouTubeCrashCourse
已浏览 1.9万 次3 周前
Introduction to Federal Indian Law: Ep 16 of Crash Course Native American History
10:44
Introduction to Federal Indian Law: Ep 16 of Crash Course Native American History
YouTubeCrashCourse
已浏览 3.3万 次1 个月前
The Secret Language of Cults: Crash Course Lecture
45:30
The Secret Language of Cults: Crash Course Lecture
YouTubeCrashCourse
已浏览 39.7万 次1 个月前