Pluto muZvidzidzo zveAstronomical Planeti Pluto ndeimwe yezvinhu zvinonakidza zvikuru munhoroondo yekuongorora nyeredzi yemazuva ano. Yaimboonekwa sepuraneti yechipfumbamwe muSolar System, ndokuzo "dzikiswa" kuita dharf planet status. Zvisinei, shanduko iyi mutsananguro haina kuderedza kukosha kwesainzi kwaPluto. Kusiyana neizvi: Pluto inoshanda senzvimbo yakakosha yekunzwisisa nzvimbo dzekunze dzeSolar System, mashandiro e… Verenga zvakawanda
Mapuraneti madiki mukuongorora nyeredzi dzemazuva ano Izwi rekuti dwarf planet rinonzwika zviri nyore—sekunge rinoreva “puraneti diki.” Asi mukuongorora nyeredzi dzemazuva ano, dwarf planet iboka resainzi rine tsananguro yakazvarwa nekuda kwenharo refu, kufambira mberi muhunyanzvi hwekutarisa, uye shanduko munzira iyo vanhu vanogadzira mepu yeSolar System. Kubva pakutanga kwezana remakore rechi21, mapuraneti madiki ave rimwe re… Verenga zvakawanda
Mwaka paMapuraneti muSolar System Mwaka ishanduko dzemamiriro ekunze dzinoitika nguva nenguva mugore rose. Panyika, tine mwaka mina—chitubu, zhizha, matsutso, uye mwaka wechando—izvo zvinonyanya kukanganiswa nekutenderera kwepasi zvichienderana nedenderedzwa rayo rinotenderera Zuva. Asi zvakadini nemamwe mapuraneti ari musolar system? Anosanganawo nemwaka here? Mhinduro ndeyekuti hongu, … Verenga zvakawanda
Kurereka kwedenderedzwa repasi rinotenderera—rinowanzonzi kutenderera kweaxial kana kuti kusaonekwa—ndiimwe yenzira dzakakosha pakusarudza "chiso" chepasi. Zvinokanganisa kureba kwemasikati neusiku, mapatani emwaka, kugoverwa kwesimba rezuva pamusoro, uye kunyange mamiriro ekunze kwenguva refu. MuSolar System, pasi rega rega rine kurereka kwakasiyana kweaxial, kubva paanenge… Verenga zvakawanda
Kutenderera Kwemapuraneti Patinofungidzira mapuraneti achitenderera nyeredzi, mufananidzo unowanzouya mupfungwa inzira yakatsetseka uye yakagadzikana yakatenderera. Muchokwadi, mapuroteni mazhinji haana kutenderera zvakakwana. Anowanzova ma ellipses—senge denderedzwa “rakatambanudzwa” kune rimwe divi. Kuyera kwekuti ellipse “yakatenderera” sei kunonzi kutenderera kwenzvimbo. Pfungwa iyi inoita seiri nyore, asi… Verenga zvakawanda
Kugadzikana kwePlanetary Orbital Kugadzikana kwePlanetary orbital ndeimwe yenyaya dzakakosha mukuongorora nyeredzi uye mafambiro emuchadenga. Patinotarisa solar system, mapuraneti anoita seanofamba-famba achitenderedza Zuva kwemabhiriyoni emakore. Kugara kwenguva iyi hakusi kwetsaona, asi mhedzisiro yemitemo yekukwevera pasi, mamiriro ekutanga ekuumbwa kwesolar system, uye kusangana kwakaoma pakati pemapuraneti nedzimwe nyika dzemuchadenga. … Verenga zvakawanda
Kurira kweOrbital muMagadzirirwo ePasi Kurira kweOrbital ndeimwe ye "mitauro yakavanzika" inoshandiswa negiravhiti kugadzira magadzirirwo emagadzirirwo emapuraneti. Inotsanangura kuti nei mimwe mwedzi yakavharirwa mumagadzirirwo chaiwo ekufamba, nei mhete dzemapuraneti dzichigona kuva nemikana yakatsetseka, uye nei mamwe masisitimu ekunze achiratidzika akarongeka sechiyero chemimhanzi. Muchinyorwa chino, tichakurukura... Verenga zvakawanda
Kudyidzana Kwemapuraneti Nesimba Rinokweva Simba rinokweva rinoratidzika se "risingaonekwe", asi ndiro rinotonga kurongeka muchadenga. Mukati meSolar System, kudyidzana kwesimba rinokweva pakati pemapuraneti kunoshanda sedandemutande rinoenderera mberi rekukweva. Pasina simba rinokweva, mapuraneti aisazotenderera Zuva, mwedzi yaisazotenderera mapuraneti awo nokutendeka, uye zvivakwa zvedenderedzwa, maasteroid, uye kunyange makometi zvaizofamba… Verenga zvakawanda
Simba reZuva reKukweva Pasi Pasi Simba reZuva reKukweva pasi ndiro "shinda risingaonekwe" rinobata solar system pamwe chete. Pasina simba reZuva reKukweva pasi, mapuraneti haaizoramba achitenderera zvakanaka, asi aizotsauka zvakanyanya okandirwa muchadenga chepakati penyeredzi. Asi simba reZuva reKukweva pasi haringobati mapuraneti chete; rinoumba nzira dzawo, richisarudza... Verenga zvakawanda
Mitemo yaKepler yeKufamba kwePasi Kufamba kwemapuraneti akatenderedza Zuva kwagara kuri chimwe chezvinhu zvikuru zvesainzi. Kwemazana emakore, vanhu vakatarisa kuchinja kwenzvimbo dzemapuraneti mudenga rehusiku, vachiedza kunzwisisa mapatani nemitemo iri shure kwawo. Chiitiko chakakosha munhoroondo yezvenyeredzi chakauya apo Johannes Kepler (1571–1630) akagadzira mitemo mitatu inotsanangura kufamba kwemapuraneti nenzira yakazara… Verenga zvakawanda