1ES 1426+428
1ES 1741+196: a BL Lacertae object in a triplet of interacting galaxies?
1ES 1927+654: Persistent and rapid X-ray variability in an AGN with low intrinsic neutral X-ray absorption and narrow optical emission lines
1ES 1959+650
1ES 1959+650
1ES 2005-489
1Gyr in the Life of the Globular Cluster NGC 6397
1H 0709-360 - A cataclysmic variable with an orbital period inside the 'period gap'
1H 1752 + 081: an eclipsing cataclysmic variable with a small accretion disk
1H 1752+081: A new eclipsing probable AM Herculis type binary
1H 1752+08: the lowest field AM Herculis system?
1H0419-577: A "two-state" soft X-ray Seyfert galaxy
1H0419-577: a two-state Seyfert Galaxy?
1H0551 - 819: Discovery of a new cataclysmic variable from the HEAO-1 Survey
1H0707-495 in 2011: An X-ray source within a gravitational radius of the event horizon
1K X 1K Si:As IBC detector arrays for JWST MIRI and other applications
1mm Continuum Observations
1RXS J020929.0+283243 is a polar cataclysmic variable
1RXS J0629-0335: A New Long-period Cataclysmic Variable
1RXS J073346.0+261933 light curve (Denisenko+, 2011)