Halley's Comet (1P/Halley)
Mafi sani da kometa na lokaci guda, yana dawowa kusan kowace shekara 75 zuwa 76.
NASA/W. Liller
Wannan shine farkon kometa da kowa ya yi hasashen zai dawo, kuma ya sake.
Edmond Halley ya fahimci a cikin 1705 cewa kwayoyin da aka gani a cikin 1531, 1607 da kuma 1682 sune abu guda kuma ya yi hasashen dawowarsa a cikin 1758. Shi ne farkon kometa da aka sani da cewa yana da wata juzu’i.
Its orbit is very eccentric (e ≈ 0.97) and retrograde. A ƙarshe ta wuce rana a cikin 1986, lokacin da jirgin sararin samaniya na Giotto na ESA ya tashi kusa da kwakwalwarta, kuma zai dawo a cikin 2061.
Data sources
Kayan aiki da karatu suna amfani da siffofin sauƙi don koyon kawai. Ba za a iya amfani da su don tafiyar ruwa, shirin aiki ko wani hukuncin aiki ba. Shaidu ne kyauta kuma ba a amince da su ba. Ka karanta bayanin da ke cikin shirin koyarwa