Westerlund 1造句
Luckilyforhim,Westerlund1alsocontainsadoublestarnamedW13.InthecaseofWesterlund1,thatbirthdayisreckonedtohavebeenbetween3.5mand5myearsago.TheystumbledonitinastarclustercalledWesterlund1,whichislocated1...
Luckilyforhim,Westerlund1alsocontainsadoublestarnamedW13.InthecaseofWesterlund1,thatbirthdayisreckonedtohavebeenbetween3.5mand5myearsago.TheystumbledonitinastarclustercalledWesterlund1,whichislocated1...