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發表於:2018-08-07
Theyarethefirstcirruscloudsseenonanouterplanet.Ultraman,asilver-suitedmaskedhero,comesfromouterplanettosavetheEarthfromgiganticmonsters.SpaceprobespassingEarthontheirwayt...
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發表於:2024-01-03
1、Ifarockyplanetisbigenough-say,10timesthemassofEarth-itcanvacuumupsomuchhydrogenthatitsatmosphereendsupconstitutingmostoftheplanet.2、Thesurfaceformedmostlyinthelastbil...
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發表於:2017-09-01
TheEarthisanearlysphericalplanet.Nosnowflakemayfallwithoutsomereactionoftheplanet.Ineverrealizedhowbeautifulandhowlonelyourplanetlookshangingthereinspace.Insteadofaplanet...
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發表於:2022-03-27
Anyplanetlandinginthesetwohousesisconsideredtobeasecondaryplanet,especiallyoneneartheaxisofthehorizon.WiththesecondaryplanetIPdatatransmission,thehighdefinitionfigurevide...
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發表於:2018-09-06
Marsiscalledtheredplanetbecauseithasadefinitered-orangecolor.Itisthefourthfarthestplanetfromthesun.TheMarsGlobalSurveyor,arrivedattheredplanetnineyearsago.MarsGlobalSurve...
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發表於:2023-12-28
1、TheplanetorbitingepsilonEridaniisagiantplanet,withamassabout1.5timesthatofJupiter.2、ButSaturn'sfellowgasgiantplanetJupiterhasfourbigmoons.3、Thismightsuggestagiantpl...