External links Data on -LRB- NUMBER@1 -RRB- Sylvia from PERSON@1 's archive -LRB- maintained by PERSON@2 -RRB- ORGANIZATION@1 -LRB- SpaceDaily.com , NUMBER@2 -RRB- , includes discovery image .

References Other websites Data on -LRB- NUMBER@1 -RRB- Sylvia from PERSON@1 's archive -LRB- maintained by PERSON@2 -RRB- ORGANIZATION@1 -LRB- SpaceDaily.com , NUMBER@2 -RRB- , includes discovery image .
