Nhoroondo neTsananguro yeQuasars Quasars ndeimwe yezvinhu zvisinganzwisisike uye zvinopenya zvikuru muchadenga. Kunyangwe saizi yazvo yemuviri isingawanzove yakakura kupfuura solar system, maquasars anokwanisa kuburitsa simba rinopfuura chiedza chakabatanidzwa chemazana emabhiriyoni enyeredzi mugalaxy. Chiedza ichi chinobva kure zvekuti patino… Read more
Zvinhu Zvinokanganisa Maumbirwo eGarazi MaGarazi "maguta" makuru muchadenga, ane mabhiriyoni kusvika kumatiriyoni enyeredzi, gasi, guruva repakati penyeredzi, uye zvinhu zvisingaoneki asi zvine simba zverima kuburikidza negiravhiti. Kana tikatarisa mifananidzo yemagalaxies, tichaona kuti anouya mumhando dzakasiyana-siyana: mamwe madhisiki akakombama zvakanaka (spirals), mamwe anoita sedenderedzwa kana kuti oval asina chimiro cheruoko... Read more
Maitiro Ekunzwisisa Pfungwa Yesimba Rinokwevera Munyeredzi Simba rinokwevera mudenga ndeimwe yepfungwa dzakakosha munyeredzi—kutaura chokwadi, rinogona kunzi "mutauro" unotsanangura kuti sei mapuraneti achitenderera nyeredzi, nei nyeredzi dzichiumba magiraksi, uye nei chiedza chinobva pazvinhu zviri kure chichikombama. Kunyange zvazvo zvinganzwika zvakaoma, simba rinokwevera mudenga rinogona kunzwisiswa muzvikamu: kutanga neruzivo rwezuva nezuva, kuenderera mberi kumitemo yaNewton, uye kufambira mberi kune relativity… Read more
Dzidziso neMienzaniso yeNyika Idzva ndiyo huwandu hwenzvimbo, nguva, zvinhu, nesimba sezvatinozviziva. Kubva vanhu pavakatanga kutarisa denga reusiku, mibvunzo pamusoro pekwakabva, chimiro, uye mugumo wenyika yakakurudzira kuda kuziva. Musainzi yemazuva ano, kunzwisisa kwedu nyika kunovakwa kuburikidza nedzidziso nemuenzaniso—pfungwa mbiri dzakabatana asi dzisina kubatana. Read more
Kubatsira Kunoita Nyanzvi Yenyeredzi Mukutsvaga Muchadenga Nyeredzi inowanzoonekwa sesainzi inongodzidza nyeredzi, mapuraneti, uye mapoka enyeredzi kubva kure. Zvisinei, basa rayo rinobatika uye rakananga: nyeredzi inopa hwaro hwesainzi hunobatsira vanhu kugadzira mabasa emuchadenga, kufamba muzvitundumusere mudenga munzvimbo isina chinhu, kusarudza zvinangwa zvekutsvaga zvinovimbisa, uye kunyange kunzwisisa njodzi dzenzvimbo yemuchadenga. Pasina nyeredzi, … Read more
Chii Chinonzi Mafungu Egiravhiti Nekuwanikwa Kwawo? Mafungu egiravhiti ndeimwe yezvakawanikwa zvinoshamisa mufizikisi yemazuva ano nekuti anopa vanhu "nzira itsva" yekuona zvakasikwa. Kunyange zvazvo nyeredzi dzaimbovimba nechiedza—kubva kuchiedza chinoonekwa, redhiyo, infrared, kusvika kuX-ray—mafungu egiravhiti anotibvumira kunzwa "kudengenyeka" kwenzvimbo nenguva pachayo. Chiitiko ichi hachisi kungo... Read more
Zvinorehwa neOptical Astronomy Optical astronomy ibazi renyeredzi rinoongorora zvinhu zvekudenga nekushandisa chiedza chiri munzvimbo yewavelength inogona kutorwa neziso remunhu, kureva chiedza chinoonekwa, uye chinowanzo sanganisira nzvimbo dziri pedyo dzakadai sepedyo neUV nepedyo neIR dzinogona kuonekwa nemidziyo yemaziso... Read more
Kutsanangurwa Kwemapuraneti Makuru eGasi Mapuraneti makuru egasi ndeimwe yemapuraneti anonakidza zvikuru muhurongwa hwezuva nekunze kwaro. Makuru, ane gasi, uye ane mhepo yakakora ine mamiriro ekunze akaipisisa. Muhurongwa hwezuva, mapuraneti makuru egasi anozivikanwa zvikuru ndiJupiter naSaturn, nepo… Read more
Maitiro Ekunzwisisa Dhayagiramu yeHertzsprung–Russell Dhayagiramu yeHertzsprung–Russell (inowanzo pfupikiswa sedhayagiramu yeH–R) ndeimwe ye "mamepu" akakosha mukuongorora nyeredzi pakunzwisisa hupenyu hwenyeredzi. Nekutarisa nzvimbo yenyeredzi padhayagiramu, tinogona kuona tembiricha yayo pamusoro, kupenya kwayo, saizi yayo, uye kunyange danho rekushanduka-shanduka kwairi parizvino. Zvisinei, kune vanotanga, dhayagiramu yeH–R inogona kuvhiringidza nekuti inosanganisa akati wandei… Read more
Dzidziso yeKuumbwa kweElliptical Galaxy Magalaksi eElliptical ndeimwe yemhando huru dzemagalaksi ari muchadenga, pamwe chete nemagalaksi anotenderera uye asina kurongeka. Anowanzova akatenderera kusvika kuovheni muchimiro, ane kugoverwa kwechiedza kwakatsetseka, kwakaenzana pasina patani yeruoko rwakatenderera. Zvichienzaniswa nemagalaksi anotenderera, magalaksi anotenderera anowanzova negasi shoma neguruva, … Read more
