| 词条 | Janáček (crater) |
| 释义 |
| title = Janáček | globe = Mercury | coordinates = {{coord|56.0|N|153.8|W|globe:mercury_type:landmark|display=inline,title}} | diameter = 47 km | eponym = Leoš Janáček }}Janáček is a crater on Mercury. It has a diameter of 47 kilometers.[1] Its name was adopted by the International Astronomical Union (IAU) in 1985. Janáček is named for the Czech composer Leoš Janáček, who lived from 1854 to 1928.[2] The MESSENGER Mercury orbiter crashed near the crater on April 30, 2015.[3] References1. ^{{cite book |title = The Data Book of Astronomy |last = Moore |first = Patrick |year = 2000 |publisher = Institute of Physics Publishing |isbn = 0-7503-0620-3}} 2. ^{{cite web |url = http://planetarynames.wr.usgs.gov/Feature/2804 |title = Janáček |publisher = NASA |work = Gazetteer of Planetary Nomenclature |accessdate = 2 July 2012}} 3. ^{{cite web|url=http://www.universetoday.com/120043/mercury-messenger-mission-concludes-with-a-smashing-finale/ |title=Mercury Messenger Mission Ends with a Smashing Finale|publisher=Universe Today|date=April 30, 2015|accessdate=May 2, 2015}} External links
1 : Impact craters on Mercury |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。