TARAYYAR TARIHI

Pluto a Nazarin Falaki Duniyar Pluto tana ɗaya daga cikin abubuwan da suka fi ban sha'awa a tarihin ilmin taurari na zamani. An taɓa ɗaukarta a matsayin duniya ta tara a Tsarin Rana, sannan aka "ƙasƙantar da ita" zuwa matsayin duniyar da ba ta da girma. Duk da haka, wannan canjin ma'anar bai rage darajar kimiyya ta Pluto ba. Akasin haka: Pluto tana aiki a matsayin muhimmin wurin shiga don fahimtar yankunan waje na Tsarin Rana, yanayin… Kara karantawa

Duwatsun Dwarf a cikin ilmin taurari na zamani Kalmar duniyar dwarf tana da sauƙi—kamar dai kawai tana nufin “ƙaramin duniya.” Amma a cikin ilmin taurari na zamani, duniyar dwarf rukuni ne na kimiyya tare da ma'anar da aka haifa daga dogon muhawara, ci gaba a cikin fasahar lura, da canje-canje a yadda mutane ke tsara taswirar Tsarin Rana. Tun farkon ƙarni na 21, duniyoyin dwarf sun zama ɗaya daga cikin mafi… Kara karantawa

Yanayi a Duniya a Tsarin Rana Yanayi canje-canje ne a yanayin yanayi da ke faruwa lokaci-lokaci a cikin shekara. A Duniya, muna da yanayi huɗu—bazara, bazara, kaka, da hunturu—wanda galibi ke shafar karkacewar axis na juyawar Duniya idan aka kwatanta da sararin kewayar da ke kewaye da Rana. Amma fa game da sauran duniyoyi a cikin tsarin rana? Shin suma suna fuskantar yanayi? Amsar ita ce eh, … Kara karantawa

Juyawar axis na juyawar duniya—wanda aka fi sani da karkatar axis ko obliquity—yana ɗaya daga cikin mahimman sigogi wajen tantance "fuskar" duniya. Yana shafar tsawon rana da dare, yanayin yanayi, rarrabawar makamashin rana a saman duniya, har ma da yanayin yanayi na dogon lokaci. A cikin Tsarin Rana, kowace duniya tana da karkatar axis daban-daban, tun daga kusan ... Kara karantawa

Bambancin Zagayen Taurari Idan muka yi tunanin taurari suna zagayawa tauraro, hoton da ke zuwa a zuciya sau da yawa shine hanya mai kyau da kwanciyar hankali. A zahiri, yawancin zagayen taurari ba su da cikakken zagaye. Yawanci su ellipses ne—kamar da'ira da aka "miƙa" a hanya ɗaya. Ma'aunin yadda ellipse yake "elliptical" ana kiransa eccentricity na orbit. Wannan ra'ayi yana da sauƙi, amma… Kara karantawa

Kwanciyar Hankali a Duniya Kwanciyar Hankali a Duniya Kwanciyar Hankali a duniya Kwanciyar Hankali a duniya yana ɗaya daga cikin muhimman batutuwa a fannin ilmin taurari da kuma yanayin sararin samaniya. Idan muka kalli tsarin hasken rana, taurari suna tafiya akai-akai a kusa da rana tsawon biliyoyin shekaru. Wannan tsari ba wai bazuwar ba ne, sai dai sakamakon dokokin nauyi, yanayin farko na samuwar tsarin hasken rana, da kuma mu'amala mai rikitarwa tsakanin taurari da sauran halittun sama. … Kara karantawa

Ra'ayin Juyawar Kore a Tsarin Taurari Ra'ayin juyi yana ɗaya daga cikin "harsunan ɓoye" da nauyi ke amfani da su don tsara tsarin tsarin taurari. Yana bayyana dalilin da yasa wasu watanni ke kulle cikin takamaiman tsarin motsi, dalilin da yasa zoben taurari na iya samun gibi mai kyau, da kuma dalilin da yasa wasu tsarin taurari na waje suka bayyana cikin tsari kamar sikelin kiɗa. A cikin wannan labarin, za mu tattauna... Kara karantawa

Hulɗar Nauyi Tsakanin Taurari Nauyi ƙarfi ne da ake gani kamar "ba a iya gani", duk da haka shine babban mai tsara tsari a sararin samaniya. A cikin Tsarin Rana, hulɗar nauyi tsakanin taurari yana aiki kamar ci gaba da jan yaƙi. Ba tare da nauyi ba, taurari ba za su kewaya Rana ba, wata ba za su kewaya taurari da aminci ba, kuma tsarin zobe, taurari, har ma da tauraro mai wutsiya za su motsa… Kara karantawa

Tasirin Nauyin Rana Kan Taurari Nauyin Rana shine "zaren da ba a iya gani" wanda ke haɗa tsarin hasken rana. Ba tare da jan nauyin Rana ba, taurari ba za su ci gaba da kewayawa ba, amma za su kauce daga hanya kuma a jefa su cikin sararin samaniya. Amma tasirin nauyi na Rana ba wai kawai yana "riƙe" taurarin tare ba; yana tsara kewayarsu, yana ƙayyade... Kara karantawa

Dokokin Kepler na Motsin Taurari Motsin taurari da ke kewaye da Rana ya daɗe yana ɗaya daga cikin manyan wasanninin gwada ilimi a kimiyya. Tsawon ƙarni, mutane sun lura da canjin matsayin taurari a sararin samaniyar dare, suna ƙoƙarin fahimtar alamu da ƙa'idodin da ke bayansu. Wani muhimmin ci gaba a tarihin ilmin taurari ya zo lokacin da Johannes Kepler (1571–1630) ya tsara dokoki uku waɗanda ke bayyana motsin taurari ta hanyar da ta dace… Kara karantawa