Stars: Crash Course Astronomy #26
10:41
YouTubeCrashCourse
Stars: Crash Course Astronomy #26
Today Phil’s explaining the stars and how they can be categorized using their spectra. Together with their distance, this provides a wealth of information about them including their luminosity, size, and temperature. The HR diagram plots stars’ luminosity versus temperature and most stars fall along the main sequence, where they live most ...
已浏览 212.9万 次2015年7月23日
Star Constellations
Kirk's Yeoman is crushed to dust! - STAR TREK #startrek #space
1:01
Kirk's Yeoman is crushed to dust! - STAR TREK #startrek #space
YouTubeKenny Smithhhhhhh
已浏览 17.7万 次1 周前
Gracias por la sorpresa 😭🩷
0:58
Gracias por la sorpresa 😭🩷
TikTokdanelik.star
已浏览 3.4万 次5 天之前
hillies land All-Star closer Jhoan Duran ahead of MLB trade deadline 🔥👀🔥👀🔥👀🔥👀 #JhoanDuran#MLBTradeDeadline #Phillies#BaseballUpdates #SportsNews
1:58
hillies land All-Star closer Jhoan Duran ahead of MLB trade deadline 🔥👀🔥👀🔥👀🔥👀 #JhoanDuran#MLBTradeDeadline #Phillies#BaseballUpdates #SportsNews
TikTokaili558
已浏览 290万 次2 周前
热门视频
Stars 101 | National Geographic
2:48
Stars 101 | National Geographic
YouTubeNational Geographic
已浏览 320.1万 次2019年4月26日
How Are Stars Born?
22:03
How Are Stars Born?
YouTubeSpark
已浏览 13.8万 次2021年9月22日
GCSE Physics - The Life Cycle Of Stars / How Stars are Formed and Destroyed (2026/27 exams)
6:27
GCSE Physics - The Life Cycle Of Stars / How Stars are Formed and Destroyed (2026/27 exams)
YouTubeCognito
已浏览 91.1万 次2020年4月15日
Space Exploration
The History of Space Exploration: a Timeline
16:04
The History of Space Exploration: a Timeline
YouTubeSpace Junkies
已浏览 23.5万 次2021年7月5日
5 Fascinating Missions in Space | Planet Explorers: Full Series | BBC Earth Science
37:52
5 Fascinating Missions in Space | Planet Explorers: Full Series | BBC Earth Science
YouTubeBBC Earth Science
已浏览 22.7万 次2023年11月19日
Uncovering the Secrets of the International Space Station (Full Episode) | Superstructures
44:25
Uncovering the Secrets of the International Space Station (Full Episode) | Superstructures
YouTubeNational Geographic
已浏览 403.9万 次2024年2月11日