UVSTAR observations of Adara (epsilon CMa): 575-1250 Å
UW Lacertae
UWISH2 -- The UKIRT Widefield Infrared Survey for H2
UX Mon as a W Ser binary
UX Monocerotis as a W Serpentis binary
UX Ret and CN Hyi: hipparcos photometry analysis
UX Tri: Period Change Discovered and Unchanged Strong Blazhko Effect Confirmed
UX Virginis and Its Neighbour
UY Phoenicis - RR Lyrae variable, not dwarf nova
UY Ursae Majoris: A W-subtype W UMa system with a small mass ratio
UYSO 1 - An Extremely Young Massive Stellar Object
UZ Lib extended atmosphere
UZ Octantis - UBV light curves