ABUJA, Nigeria – A ranar 28 ga Fabrairu, masu kallon taurari za su sami damar ganin wani abin mamaki a sararin samaniya, inda taurari bakwai za su yi jere a cikin dare. Wannan taron na taurari ya hada da Mercury, Venus, Mars, Jupiter, Saturn, Uranus, da Neptune, wanda ke nuna wani lamari da ba kasafai ake ganinsa ba.
Wannan jeri na taurari ba wani abin kallo kawai ba ne, amma yana ba masana kimiyya damar fahimtar yadda taurarin ke tafiya a sararin samaniya. Dukkan taurarin da ke cikin tsarinmu na rana suna tafiya a kan wani fili daya, amma suna tafiya da sauri daban-daban. Misali, Mercury yana kammala zagayowar rana a cikin kwanaki 88, yayin da Neptune ke daukar shekaru 165 don yin haka.
Jenifer Millard, wata masaniyar kimiyya a Fifth Star Labs a Burtaniya, ta ce, “Akwai wani abu na musamman game da kallon taurari da idanunka. Ko da yake za ka iya ganin hotunan taurari a kan Google, amma idan ka kalli wadannan abubuwa, hasken da ya fito daga biliyoyin mil ya kai ga idonka.”
Ko da yake wannan jeri na taurari ba shi da tasiri kai tsaye a duniya, amma masana kimiyya sun yi amfani da irin wadannan lokuta don tura jiragen sama zuwa taurari masu nisa. Misali, a shekarar 1977, NASA ta tura jiragen sama Voyager 1 da Voyager 2 ta amfani da jeri na taurari don hanzarta tafiya zuwa taurari masu nisa kamar Jupiter, Saturn, Uranus, da Neptune.
Frank Stefani, wani masanin kimiyya a Helmholtz-Zentrum a Jamus, ya yi hasashen cewa jeri na taurari na iya yin tasiri kan yanayin rana. Ya ce, “Lokacin da taurari suka yi jere, suna iya haifar da sauyin yanayi a cikin rana, wanda ke da alaka da zagayowar rana na shekaru 11.”
Duk da haka, wasu masana kimiyya kamar Robert Cameron daga Max Planck Institute sun yi nuni da cewa ba a sami tabbacin cewa taurari ke haifar da wannan tasiri ba. Amma, akwai wasu amfanin da jeri na taurari ke da su, musamman wajen binciken taurarin da ba na tsarin rana ba, wato exoplanets.
Jessie Christiansen, wata masaniyar taurari a NASA Exoplanet Science Institute, ta bayyana cewa, “Lokacin da taurari suka yi jere, muna iya gano yanayin iskar da ke kewaye da su ta hanyar hasken da ke ratsa cikinsu.” Wannan hanyar tana ba masana damar gano abubuwa kamar carbon dioxide da oxygen a cikin yanayin taurari.
Wannan jeri na taurari na ranar 28 ga Fabrairu zai zama abin kallo ga masu sha’awar sararin samaniya, kuma yana ba masana kimiyya damar ci gaba da binciken sararin samaniya.
