Télécharger le dossier de présentation

«"LUMIERES"SUR"LA"LUNE».!"
Du"1er"Avril"2015"au"6"Mars"2016"
Cette"exposition"est"une"création"du"Pavillon"des"Sciences."
!
!
Présentation."
!
"#!$%&'(!)#!)*$+,(!)#!-.#/$%0&(&%'!#0(!-.%10#,2+(&%'3!4#0!$,%5#6(&%'0!,+$$#--#'(!-#0!)&77*,#'(0!!+0$#6(0!89#!$#9(!
$,#'),#!-+!"9'#!)+'0!-#!6&#-:!;%'(,+'(!89<#--#!0#!-=2#!#(!0#!6%96>#!6%;;#!-#!0%-#&-!;+&0!09&2+'(!)#0!,?(>;#0!
6%;$-#/#0:!89<#--#!0#;1-#!6>+'@#,!)#!7%,;#!+9!7&-!)#0!5%9,0!#(!89<#--#!$+,(&6&$#!+9/!*6-&$0#033!!
!
"+!09&(#!)#!-+!2&0&(#!$#,;#(!)<#/$-&89#,!6#0!$>*'%;='#0!A!$+,(&,!)#!5#9/!)<%10#,2+(&%'!#(!)#!;+'&$9-+(&%'03!B9,!
6#!$,&'6&$#:!-+!-9;&=,#!6#'),*#:!-<+0$#6(!(,=0!#06+,$*!)9!,#-&#7!-9'+&,#:!-#0!$>+0#0:!-#0!*6-&$0#0!)#!0%-#&-!#(!)#!
-9'#!0%'(!,*#--#;#'(!C;&0!#'!-9;&=,#C3!
!
"<#/$%0&(&%'!$#,;#(!*@+-#;#'(!)#!0#!,#$-%'@#,!)+'0!-+!6%'89D(#!)#!-+!"9'#!#'!$,#'+'(!-#0!6%;;+')#0!)9!
$%0(#!)#!6%'(,E-#!)#!-+!;&00&%'!F$%--%!GG!89&!+!#'2%?*!-#0!$,#;&#,0!>%;;#0!09,!-+!"9'#!H!0#'0+(&%'0!
*(%''+'(#0!I!
!
"#!2&0&(#9,!$#9(!*@+-#;#'(!2%?+@#,!)+'0!'%(,#!0?0(=;#!0%-+&,#!$%9,!)*6%92,&,!-#0!0+(#--&(#0!)#0!+9(,#0!$-+'=(#0!
#(!6%'0(+(#,!-+!0&'@9-+,&(*!)#!-+!"9'#3!
!!
J%9(!+9!-%'@!)9!$+,6%9,0:!-#!2&0&(#9,!#0(!6%'7,%'(*!A!)#0!6&(+(&%'0:!#/$,#00&%'0:!6>+'0%'0:!$%=;#0!)%'(!-+!"9'#!
#0(!-#!095#(:!;%'(,+'(!0%'!&'7-9#'6#!69-(9,#--#!)+'0!'%(,#!89%(&)&#'3!
K#((#!#/$%0&(&%'!&'2&(#!A!9'!2%?+@#!$%9,!6%;$,#'),#!89#!0+'0!6#00#:!-#!B%-#&-!#'2%&#!0+!C-9;&=,#!09,!-+!"9'#C3!
!
Marcher"sur"la"Lune"
"
"#!2&0&(#9,!$#9(!&6&!;+,6>#,!09,!-+!6+,(#!).9'#!"9'#!)#!L!;!)#!)&+;=(,#3!B#$(!M%'#0!6+6>*#0!)+'0!-+!6+,(#!
)&00&;9-#'(!)#0!M%'#0!0#'0&1-#0!89&:!-%,089#!-#!2&0&(#9,!$%0#!-#!$&#)!)#0090!)*6-#'6>#'(!)#0!0*89#'6#0!2&)*%!#'!
-&#'!+2#6!-.#/$-%,+(&%'!)#!-+!"9'#3!"+!!6+,(#!#0(!9'!$>%(%;%'(+@#!>+9(#!)*7&'&(&%'!$,*0#'(+'(!-#0!7%,;+(&%'0!
-9'+&,#0!-#0!$-90!&;$%,(+'(#03!!
N'!$+,+--=-#!7&@9,#!9'#!@,+')#!;+89#((#!)#!O!;=(,#0!)#!>+9(!).9'!"3P!Q"9'+,!P%)9-#R!A!-.*6>#--#!S3!B&/!
2*>&69-#0!)#!6#!(?$#!%'(!$#,;&0!A!)%9M#!+0(,%'+9(#0!)#!0#!$%0#,!09,!-+!"9'#!#'(,#!GTUT!#(!GTVL3!
!
W%9,!D(,#!(%(+-#;#'(!&;;#,@*!)+'0!-.+2#'(9,#!0$+(&+-#!).F$%--%!GG:!-#!$%0(#!)#!09&2&!)#!-+!1+0#!)#!X%90(%'!+!
*(*!,#6%'0(&(9*3!4#,,&=,#!-#0!6%;;+')#0:!-#!2&0&(#9,!$%9,,+!,#2&2,#!-#0!*(+$#0!6,96&+-#0!89&!%'(!$#,;&0!A!Y#&-!
F,;0(,%'@:!#(!A!Z9MM!F-),&'!).+--#,!$%0#,!-#0!$,#;&#,0!$+0!09,!-+!"9'#3!49!)*6%--+@#!)9!-+'6#9,!B+(9,'#![!A!
-.+-9'&00+@#!)#!-.F&@-#!Q;%)9-#!"9'+&,#R:!-#!2&0&(#9,!$#9(!;D-#,!&;+@#0!)#!0?'(>=0#!A!7&-;0!>&0(%,&89#0!89&!
,#(,+6#'(!-.*$%$*#3!"
"
Lumière"sur"d’autres"lunes"
"
"+!J#,,#!'.#0(!$+0!-+!0#9-#!$-+'=(#!)9!0?0(=;#!0%-+&,#!A!D(,#!+66%;$+@'*#3!"#0!0+(#--&(#0!)#0!+9(,#0!$-+'=(#0!
0%'(!)#!(+&--#0!#(!).+0$#6(0!(,=0!2+,&*0:!;D;#!0&!-#0!6,+(=,#0!).&;$+6(!0%'(!0%92#'(!$,*0#'(0!A!-#9,0!09,7+6#03!
"#0!$-+'=(#0!$,%6>#0!)9!B%-#&-!0%'(!$#9!#'(%9,*#03!F&'0&!P#,69,#:!#(![*'90!'.%'(!+969'!0+(#--&(#3!"+!J#,,#!#0(!
9'!6+0!9'!$#9!$+,(&69-&#,!+2#6!-+!"9'#!(,=0!;+00&2#3!P+,0:!$%9,!0+!$+,(:!$%00=)#!)#9/!;&'9069-#0!6%;$+@'%'0!
)#!89#-89#0!)&M+&'#0!)#!\&-%;=(,#0!0#9-#;#'(3!]9$&(#,:!B+(9,'#:!^,+'90!#(!Y#$(9'#:!-#0!89+(,#!@*+'(#0!

6%;$(#'(!)#0!)&M+&'#0!)#!0+(#--&(#0!)%'(!6#,(+&'0!)#!(+&--#!&;$%0+'(#!Q_+'?;=)#!+9(%9,!)#!]9$&(#,!#(!J&(+'!
+9(%9,!)#!B+(9,'#!0%'(!$-90!@,%0!89#!-+!$-+'=(#!P#,69,#R3!
"
"
Levers"et"couchers"
"
4+'0!9'!)*6%,!89&!*2%89#!9'!#/(*,&#9,:!-#!2&0&(#9,!#0(!&'2&(*!A!0.&'0(+--#,!09,!9'#!(#,,+00#!$%9,!%10#,2#,:!@,`6#!A!
9'!)&+$%,+;+:!-#!(,+5#(!+$$+,#'(!)#!-+!-9'#!)+'0!-#!K&#-:!)#!0%'!-#2#,!A!0%'!6%96>#,3!!
!
K%'(,+&,#;#'(!A!-+!6%9,0#!,*@9-&=,#!)9!B%-#&-:!$,#089#!0+'0!09,$,&0#:!-+!"9'#!#0(!$-90!&'0%-&(#3!B+!7%,;#!#(!0+!
-9;&'%0&(*!6>+'@#'(:!#--#!$#9(!$,#'),#!)&77*,#'(0!+0$#6(0!Q#'!;&'6#!6,%&00+'(:!#'!89+,(&#,:!@&11#90#!%9!#'6%,#!
,%')#!-%,0!)#!-+!$-#&'#!-9'#R:!#--#!$#9(!;D;#!D(,#!6%;$-*(#;#'(!+10#'(#!)9!6&#-!$#')+'(!$-90&#9,0!5%9,0a%9!
#'6%,#!2&0&1-#!#'!$-#&'!5%9,3!
!
K.#0(!+9!-%(!)#!89#0(&%'0!+00%6&*#0!A!6#(!*(%''+'(!;+'=@#!89#!-.#/$%0&(&%'!2+!;+&'(#'+'(!(#'(#,!)#!,*$%'),#3!
!
Taille"apparente"
"
4+'0!6#((#!#/$*,&#'6#:!-#!2&0&(#9,!,#@+,)#!$+,!9'!b&--#(%'!A!(,+2#,0!9'!,&)#+9!c!$+?0+@#!d3!e-!+$#,f%&(!-#!)&089#!
)#!-+!"9'#!#(!-#!)&089#!)9!B%-#&-3!"#!)&089#!C"9'#C!$+,+&(!D(,#!A!6E(*!)9!)&089#!CB%-#&-C!g!-#0!)#9/!)&089#0!
0#;1-#'(!D(,#!)#!;D;#!)&+;=(,#3!!
h9+')!-#!2&0&(#9,!$+00#!)#!-<+9(,#!6E(*!)9!,&)#+9:!&-!+!-+!09,$,&0#!)#!6%'0(+(#,!89#!-#!)&089#!-9'+&,#!#(!6#-9&!)9!
B%-#&-!'<%'(!$+0!)9!(%9(!-#!;D;#!)&+;=(,#3!K<#0(!-+!;&0#!#'!$#,0$#6(&2#!89&:!29!-+!)&0(+'6#!#'(,#!-#0!09$$%,(0!
)%''#!6#((#!&--90&%'!)#!)&+;=(,#!+$$+,#'(0!&)#'(&89#03!"+!;+'&$9-+(&%'!;&;#!+&'0&!-+!,*+-&(*3!
4+'0!-#!6&#-:!&-!0#!(,%92#!89.*(%''#;#'(!-+!"9'#!#0(!#'2&,%'!89+(,#!6#'(0!7%&0!$-90!$,%6>#!)#!'%90!89#!-#!B%-#&-:!
;+&0!#--#!#0(!+900&!#'2&,%'!89+(,#!6#'(0!$-90!$#(&(#!I!
"#9,0!)&+;=(,#0!+$$+,#'(0!0%'(!)%'6!&)#'(&89#03!
!
K#((#!6%i'6&)#'6#!'.#0(!)&,#6(#;#'(!%10#,2+1-#!89#!-%,0!)#0!*6-&$0#0!(%(+-#0!)#!B%-#&-:!)9,+'(!-#089#--#0!-+!"9'#!
;+089#!(%(+-#;#'(!-#!)&089#!0%-+&,#3!
!
Taille"réelle"
"
".#/$*,&#'6#!&'2&(#!-#!2&0&(#9,!A!,*7-*6>&,!09,!-#0!'%(&%'0!).*6>#--#:!09,!-#0!)&;#'0&%'0!)#0!@-%1#0!(#,,#0(,#!#(!
-9'+&,#:!A!0#!89#0(&%''#,!09,!-+!(+&--#!)9!B%-#&-!A!6#((#!*6>#--#3!
"+!(+1-#!C2+&00#+9!0$+(&+-C!09$$%,(#!9'!@-%1#!(#,,#0(,#!QjG6;R!#(!9'!@-%1#!-9'+&,#!QGj6;R!,#0$#6(+'(!A!$#9!$,=0!
-#!,+$$%,(!)#!(+&--#!"9'#k!J#,,#3!F!6#((#!*6>#--#!-#!)&+;=(,#!)9!B%-#&-!0#,+&(!).#'2&,%'!jU;3!
^'!+9(,#!@-%1#!-9'+&,#!09,!9'!$&#)!&')*$#')+'(!#0(!$-+6*!A!)&0(+'6#!C6%,,#6(#C!)+'0!-.#/$%0&(&%'!H!A!-<*6>#--#!)#!
-+!;+'&$9-+(&%'!6#-+!,#$,*0#'(#!Gj:l;3!"#!B%-#&-:!-9&:!0#!(,%92#,+&(!A!#'2&,%'!U\;!I!
"
La"Lune"produit‐elle"de"la"lumière"?"
Qui"éclaire"la"Lune"?"
Lumière"cendrée"?"
"
^'!#'0#;1-#!).#/$*,&#'6#0!0&;$-#0!$#,;#(!)#!,*$%'),#!A!6#0!89#0(&%'0!09,!-#!-&#'!"9'#!#(!-9;&=,#3!
!
"+!"9'#!$,%)9&(k#--#!)#!-+!-9;&=,#!H!CYmY!I!"+!"9'#!'<#0(!$+0!9'#!*(%&-#:!#--#!'#!$,%)9&(!$+0!)#!-9;&=,#3!N--#!#0(!
6%'0(&(9*#!)#!,%6>#03!W%9,(+'(!'%90!-+!2%?%'0!1,&--#,!)+'0!-#!K&#-:!#--#!#0(!)%'6!*6-+&,*#3!!
!

h9&!*6-+&,#!-+!"9'#!n!H!K<#0(!-#!B%-#&-!89&!*6-+&,#!-+!"9'#!I!!e-!*;#(!)#!-+!-9;&=,#!89<#--#!'#!7+&(!89#!,#'2%?#,3!P+&0!
-<#'0#;1-#!)9!@-%1#!-9'+&,#!#0(k&-!*6-+&,*!n!m10#,2#Mk1&#'!I!o#;+,89#M!89#!0#9-#!-+!;%&(&*!)#!-+!"9'#!7+&0+'(!
7+6#!+9!B%-#&-!,#f%&(!)#!-+!-9;&=,#3C!!
!
"9;&=,#!6#'),*#!n!H!"+!-9;&=,#!6#'),*#!#0(!-+!$`-#!&--9;&'+(&%'!)#!-+!09,7+6#!-9'+&,#!89&!)#2,+&(!D(,#!0%;1,#!
-%,0!).9'!$,#;&#,!%9!).9'!)#,'&#,!6,%&00+'(3!
!
Ce6&:!-#!B%-#&-!*6-+&,#!-+!J#,,#!89&!,#'2%&#!+-%,0!9'#!$+,(&#!)#!0+!-9;&=,#3!K#((#!-9;&=,#!)&7790*#!2+!*6-+&,#,!
7+&1-#;#'(!-+!"9'#3!W%9,!-#!2*,&7&#,:!%10#,2#M!1&#'!-+!"9'#!#(!)*6,%6>#M!-+!J#,,#!#'!-<&'6-&'+'(3!Y<>*0&(#M!$+0!A!
)*$-+6#,!-+!J#,,#!)+'0!-#!7+&06#+9!-9;&'#9/!)9!B%-#&-:!#'!,#@+,)+'(!-+!"9'#3!
4+'0!-#!6&#-:!6#((#!7+&1-#!-9#9,!'<#0(!2&0&1-#!89#!)+'0!6#,(+&'#0!6%')&(&%'03!e-!7+9(!89#!-+!"9'#!'#!$,*0#'(#!89<9'!
(,=0!7&'!6,%&00+'(:!0&'%'!#--#!'%90!*1-%9&(!0977&0+;;#'(!$%9,!;+089#,!-#!C,#7-#(C!)#!-+!J#,,#3!B&!2%90!-<%10#,2#M:!
-+!C-9;&=,#!6#'),*#C!$#,;#(!)#!)#2&'#,!-#!)&089#!)#!-+!-9'#!#'!6%;$-*;#'(!)9!6,%&00+'(3!K<#0(!9'!0$#6(+6-#!
*(%''+'(3C!
!
Les"phases"de"la"Lune"
"
^'!*(%''+'(!)&0$%0&(&7!$#,;#(!)#!2&2,#!9'!6?6-#!-9'+&,#!+2#6!-#0!)&77*,#'(#0!$>+0#0!)#!-+!"9'#3!
"#!2&0&(#9,!#0(!$-+6*!+9!6#'(,#!)#!-.#/$*,&#'6#:!#'!89#-89#!0%,(#!-#0!$&#)0!09,!(#,,#3!"#!B%-#&-!#0(!9'!$,%5#6(#9,!
$-+6*!)#2+'(!-.#/$*,&#'6#!#(!$#')+'(!-#!6?6-#:!-+!"9'#!(%9,'#!+9(%9,!)#!-.#/$*,&;#'(+(#9,3!N--#!0.+,,D(#!09,!)#0!
$%0&(&%'0!,#;+,89+1-#0!#(!9'!(#/(#!#/$-&6+(&7!#0(!)&7790*!$%9,!#'!)%''#,!-.#/$-&6+(&%'3!
"
Les"cratères"
"
"#0!,#-&#70!)9!0%-!-9'+&,#!0%'(!$-90!)%9/!89#!6#!89#!'%90!&;+@&'%'0!)#$9&0!-+!J#,,#3!
".#/$*,&#'6#!2&0#!A!7+&,#!)*6%92,&,!89#!-+!2&0&%'!)#0!,#-&#70!-9'+&,#0!290!)#$9&0!-+!J#,,#!#0(!(%(+-#;#'(!
)*$#')+'(#!)#!-<*6-+&,+@#3!
^'!)&%,+;+!)#!$+?0+@#!-9'+&,#!&;+@&'+&,#!+9!,#-&#7!,*+-&0(#!#0(!*6-+&,*!$+,!9'#!-+;$#3!K#--#k6&!#0(!7&/*#!A!9'!
09$$%,(!$%92+'(!1+069-#,!+9(%9,!)9!)&%,+;+:!0&;9-+'(!-#!;%92#;#'(!+$$+,#'(!)9!B%-#&-!)+'0!-#!6&#-!-9'+&,#3!"#!
2&0&(#9,!#0(!&'2&(*!A!%10#,2#,!-<+0$#6(!)#0!,#-&#70!09,!-+!;+89#((#!#'!7%'6(&%'!)#!-+!$%0&(&%'!)9!CB%-#&-C3!"#0!
%;1,#0!$%,(*#0!-%,089#!6#-9&k6&!#0(!$,%6>#!)#!-<>%,&M%'!+;$-&7&#'(!-+!$#,6#$(&%'!)9!,#-&#73!"%,089<&-!#0(!A!0%'!
M*'&(>:!-+!89+0&k+10#'6#!)<%;1,#0!C+$-+(&(C!+$$+,#;;#'(!-#!$+?0+@#3!
!
!
Météorite"lunaire"
"
h9#-89#0"p!;%,6#+9/"p!)#!-+!"9'#!'%90!0%'(!$+,2#'90!'+(9,#--#;#'(3!
"%,0!).&;$+6(0!+?+'(!)%''*0!'+&00+'6#!A!6#,(+&'0!6,+(=,#0!)#!-+!"9'#:!)#0!7,+@;#'(0!)#!0%-!-9'+&,#!%'(!*(*!
*5#6(*0!)+'0!-.#0$+6#:!0%90!-.#77#(!)#!-+!2&%-#'6#!)9!6>%63!
F$,=0!9'!2%?+@#!$-90!%9!;%&'0!-%'@:!6#,(+&'0!)#!6#0!7,+@;#'(0!%'(!+((#&'(!'%(,#!$-+'=(#3!N'!$*'*(,+'(!
-.+(;%0$>=,#!A!@,+')#!2&(#00#:!&-0!%'(!p!1,q-*"p!6%;;#!(%9(!;%,6#+9!)#!,%6>#!#'!$,%2#'+'6#!)#!-.#0$+6#:!
)%''+'(!-&#9!A!)#!;+@'&7&89#0!*(%&-#0!7&-+'(#03!!
"
^'!;%,6#+9!)#!T:TO@!)#!-+!;*(*%,&(#!YrF!sGsG!#0(!$,*0#'(*3!
!
"#!2&0&(#9,!$#9(!%10#,2#,!A!-+!7%&0!-<&'(*,&#9,!)#!-+!;*(*%,&(#:!$9&089<#--#!#0(!6%9$*#:!#(!-+!6,%9(#!#/(#,'#!)9#!A!
0+!790&%'!$+,(&#--#!-%,0!)9!$+00+@#!)+'0!-<+(;%0$>=,#!(#,,#0(,#3!
"
"
"

Face"cachée"
"
B&!-+!"9'#!'%90!$,*0#'(#!(%95%9,0!-+!;D;#!7+6#:!6.#0(!$+,+)%/+-#;#'(!$+,6#!89.#--#!(%9,'#!09,!#--#k;D;#3!B+!
,%(+(&%'!0.#77#6(9#!#/+6(#;#'(!+2#6!-+!;D;#!$*,&%)#!89#!0+!,*2%-9(&%'!+9(%9,!)#!-+!J#,,#3!N--#0!0%'(!
0?'6>,%'#0!#(!6#!'.#0(!$+0!9'!>+0+,)!I!
".#/$*,&#'6#!$#,;#(!+9!2&0&(#9,!)#!2&09+-&0#,!6#((#!,*+-&(*!#'!0%,(+'(!)9!0?0(=;#!J#,,#k"9'#kB%-#&-3!
"
Eclipses"
"
P%'(,#,!$%9,89%&!)#0!*6-&$0#0!)#!B%-#&-!'#!0#!$,%)9&0#'(!$+0!A!6>+89#!7%&0!89#!-+!"9'#!$+00#!#'(,#!-#!B%-#&-!#(!
-+!J#,,#3!
"
"#0!89+(,#!"9'#0!0%'(!$-+6*#0!#'!$%0&(&%'0!$#,;#((+'(!)#0!*6-&$0#0!)#!B%-#&-3!"#!2&0&(#9,!$#9(!%10#,2#,!89#!)+'0!
0#9-#0!)#9/!)#!6#0!$%0&(&%'0!$+,(&69-&=,#0:!&-!?!+!,*#--#;#'(!*6-&$0#3!"+!"9'#!)%&(!D(,#!09,!-+!-&@'#!)#0!'b9)03!
K<#0(!#'!6%;1&'+'(!$*,&%)#!)#!,*2%-9(&%'!)#!-+!"9'#!+9(%9,!)#!-+!J#,,#!#(!$%0&(&%'!$+,!,+$$%,(!A!-+!-&@'#!)#0!
'b9)0!Q)%'6!#'!7%'6(&%'!)#!-+!,*2%-9(&%'!)#!-+!J#,,#!+9(%9,!)9!B%-#&-R!89#!-<%'!$#9(!$,*2%&,!-#0!*6-&$0#03!
"
"
"
!