สำรวจดาวพลูโต
ѹ 18 ѹ .. 2473 Ѻ໚ѹҤѭѹ˹ͧǧʵÏ ׹ѹ Clyde Tombaugh 觷ҧҹШً Lovell Ѱ Arizona ͧѰԡ䴌 ˏǧ 9 ͧ¨ѡ
50 ѧҡٌNj ໚ǧ˹ͧǧҷԵ 䴌Ъҹҵ ͧ New Mexico State University ҹЪ㪌§ 1 ѹԡ ٌ Ѻҡ
Ѵ ѡԷʵÏ䴌ٌҵͧ ҡҡʹ෋ ᵋ ء˹ѡNjҷNjٌ ᷌ԧѧ ٌ§ ѹٌNjҾ ໚ˏǧش شͧѡ ǧ ʌٹҧ 2,280 ˹ѡ§ 0.2% ͧš෋ҹͧ س ҳ -235 ͧ մǧѹÏ໚ §ǧ Charon ًҡǧҷԵҡش ᵋҡǧ⤨ͧѹ໚ǧҡ 䴌 ˌ Njҧ .. 2522-2542 ًŌǧҷԵNjҴ๻ٹա 㪌ҹ 248 ⤨ͺǧҷԵ˹ͺ NjҹѺᵋѹ Tombaugh Ō ѧ⤨úͺǧҷԵ ˵NjҴǧًҡšҡ֧ 䴌Ѻ "õ" Nj໚ˏǧ෋ҹ NASA ѧʋҹ Ǩ
֧‹ҧ ҾͧŌͧ÷ȹ Hubble 䴌njʴˌNj ⤨ ͺͧ˹ͺ㪌ҹ 6 ѹ 9 ͧNjҧʴ ᵋdzʌٹٵ ֺNj ѡԷʵÏԴNjҾͧ ١ҫ methane 䴌໚ Ōǻ ͡ҡ ѡʵÏѧ䴌ѧࡵNjҺҡ ҡ Դҡáҫ໚ ŧً ⤨ˋҧҡǧҷԵ ᵋѹ⤨ࢌŌǧҷԵա ໚ҡͧա วาระหนึ่ง
ͧ䴌 ˌѡԷʵÏҴҡ ઋ ǧ⤨ ໚ǧҡ ŌǴˏǧ͡ (ઋ ๻ٹ ù Ï ʺ) ءǧ ǧ⤨ͺǧҷԵͺ໚ǧ ᵋǧ⤨ͧҡ Ōش 4,500 Ō ش 7,500 Ōҹ ͡ҡسѵԴҹŌ йҺ⤨ͧ §֧ 17 0 ѺйҺ⤨ͧˏǧ ทั้งสุริยจักรวาลอีก
֡Ҵͧ Ōͧ÷ȹš໚ͧ䴌ҡ ʧҡ ҹҡͧšѡ ˌҴ˭NjҤ໚ԧ ҡͧ šûǹԷͧ ٌҴ١ͧͧҴҡઋ ໚ͧҡ Ōͧ÷ȹ Hubble 䴌 ˌٌNj ʌٹҧҳ 2,300 ѺNjNjҴǧѹÏͧšա
ѡԷʵÏٌѡҡҳ 20 ͧ ѹ 22 Զع¹ .. 2522 J. W. Christy ˋ U.S. Naval Observatory 䴌NjҾմǧѹÏ໚ ˹ǧ Charon Christy 䴌ѧࡵNjҾͧҶ¹ ؆ٹ ؆ٹ¹ ˹ʹ Ѻһҡء 6.4 ѹ Christy ֧ ˏҾ·䴌Ōػdž ǧѹÏͧҴ˭ Ѻ ǧѹÏ Charon ⤨ͺ෋ҡѺعͺͧ ѧ Charon лҡ˹ͿҺ͹Œ ˹ Njѹмҹҹ§ ˵óǧѹÏŌ͹ઋ Nj໚͡ѡɳǧ͹ ѡ Ѻ Charon ླ䴌Njҹ Christy ໚ؤá ͧ ֧Էʹ䴌ѴԹ¡ѹNj Charon ͧ Nj Charlene ͧ෾´ Charon ٌ˹ҷ͹ ԭҳͧؤŌ Ҫ Styx š Pluto ͧ
Charon 䴌 ˌѡԷʵÏٌ˹ѡ᷌ԧͧ ˵Nj ͧǧ չ˹ѡŌ§ѹ ֡⤨ͺѹѹ ˌٌNjҹ˹ѡͧ Charon Դ໚ 0.25% ͧ ˹ѡš ˹ṋҳ 2 ෋ ͧ ෋ҹͧ
ѡʵÏѧѧࡵաNj ֧໚ˏًѹ ᵋͧ Charon ״Nj ͧ ᵡҧ ѡԷʵÏѹҹNj ໚ Charon ҡ ᵋҡȺҧ ᵋ Ѻ˵ͧNjҧ 7 ෋ ͧ ǧѹÏ S.A. Sten ˋԷ Colorado Ѱԡ䴌ˌ˵Nj Դҡǧ ⤨ҡ ˌѹسᵡҧѹҡ 㹻 .. 2532 輋ҹ䴌⤨ࢌ ŌǧҷԵҡش ѹ ѧ⤨ˋҧ͡ ա 20-40 ҡ ҫ methane Ҵ methane Ƿ ˌз͹ʧ䴌 ҹз⤨ࢌҴǧҷԵա˹
ҡٌͧͧСͺͧ໚Թ й 䴌 ˌѡԷʵÏʋǹ˭Nj ໚͡Դ͡¨ѡ ᵋ䴌⤨ŧࢌŌǶ١ǧҷԵ֧ٴnj໚ ʋǹ Charon ͡ ԴС͵䴌١ˏաǧ؋ ʋǹͧѹѹ໚ Charon
˹ҧٌҵ᷌ԧ ͧ͵ͧʋҹǡǨ ͧ Թҧ㪌Ǩѹͧ ԧǴ Ǩˌ ٧ ҹǡԹҧ֧ ҹ Njѹ⤨ü Ǎ Ҿ趋䴌سҾ ᵋҨǴǹ Թҧеͧ㪌ҹ Ǵ㪌Թҧеͧ ҧҹ‹ҧËͧ ᵋʋǹ ҹǡԹҧ ҹ ҹ Ǩ࿄
NASA 䴌 ˹ʋҹǡ 2 Ǩ㹵ȵ˹ҹ ˌҹԹҧ ҹ 14 ʋҹ 2 ҨзˌNj‹ҧ¡ҹ˹ ʺ ҤҤҡÌҧҹ 2 ҡ䴌Nj،ҹѡ жҹͧԹҧ֧‹ ºÌҵҧѹ ѡԷʵÏբĴٵҧ Njᵡҧѹ‹ҧա
Ǩ໚Ԩ Ǩˏͧ¨ѡش ҡٌ 䴌 䴌ŌNjҴˏᵋǧѡɳ سѵ͹ѹ ѧ Ҩŋ䴌Nj Ҵѧ䴌 ҡ Ǩա 2 ˹ҹ ҴѧNjѹ໚䴌‹ҧṋ͹
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