由买买提看人间百态

boards

本页内容为未名空间相应帖子的节选和存档,一周内的贴子最多显示50字,超过一周显示500字 访问原贴
Astronomy版 - Astronomy Picture of Day: Equinox+1
相关主题
Astronomy Picture of Day: Night Trail of AfricaAstronomy Picture of Day: Analemma
Astronomy Picture of Day: Egging on EquinoxAstronomy Picture of Day: X-ray from whirlpool
Astronomy Picture of Day: Eclipse in the MistAstronomy Picture of Day: Apollo 12
彗星观测指南Astronomy Picture of Day: Crab Nebula from VLT
Astronomy Picture of Day: Asteroid and MoonAstronomy Picture of Day: the Closest Star
Astronomy Picture of Day: Color of UniverseAstronomy Picture of Day: Mercury
Astronomy Picture of Day: Many moonsAstronomy Picture of Day: Sunspot Region 30
Astronomy Picture of Day: moon over JupiterAstronomy Picture of Day: the Milky Way
相关话题的讨论汇总
话题: equinox话题: day话题: sun话题: astronomy话题: picture
进入Astronomy版参与讨论
1 (共1页)
s*****t
发帖数: 1994
1
Equinox + 1
Credit & Copyright: Joe Orman
Explanation: Twice a year, at the Spring and Fall equinox, the Sun rises due east. In an emphatic demonstration of this celestial alignment, photographer Joe Orman recorded this inspiring image of the Sun rising exactly along the east-west oriented
Western Canal, in Tempe,Arizona, USA. But he waited until March 21st, one day after the northern Spring equinox in 2001, to photograph the striking view. Why was the rising Sun due east one day after the equin
1 (共1页)
进入Astronomy版参与讨论
相关主题
Astronomy Picture of Day: the Milky WayAstronomy Picture of Day: Asteroid and Moon
Astronomy Picture of Day: Footprints on MoonAstronomy Picture of Day: Color of Universe
Astronomy Picture of Day: EverestAstronomy Picture of Day: Many moons
Astronomy Picture of Day: Busy Solar SystemAstronomy Picture of Day: moon over Jupiter
Astronomy Picture of Day: Night Trail of AfricaAstronomy Picture of Day: Analemma
Astronomy Picture of Day: Egging on EquinoxAstronomy Picture of Day: X-ray from whirlpool
Astronomy Picture of Day: Eclipse in the MistAstronomy Picture of Day: Apollo 12
彗星观测指南Astronomy Picture of Day: Crab Nebula from VLT
相关话题的讨论汇总
话题: equinox话题: day话题: sun话题: astronomy话题: picture