Discovery and evolution of the new black hole candidate Swift J1539.2-6227 during its 2008 outburst

Discovery and follow-up studies of the extended, off-plane, VHE gamma-ray source HESS J1507-622

Discovery and identification of infrared counterpart candidates of four Galactic centre low mass X-ray binaries

Discovery and identification of two gamma-ray blazars at low galactic latitude with VERITAS

Discovery and Monitoring of a new Black Hole Candidate XTE J1752-223 with RXTE: RMS spectrum evolution, BH mass and the source distance

Discovery of a 0.02 Hz QPO feature in the Transient X-ray Pulsar KS 1947+300

Discovery of a 112 ms X-ray Pulsar in Puppis A: Further Evidence of Neutron Stars Weakly Magnetized at Birth

Discovery of a 115 Day Orbital Period in the Ultraluminous X-ray Source NGC 5408 X-1

Discovery of a 205.89 Hz accreting-millisecond X-ray pulsar in the globular cluster NGC 6440

Discovery of a 552 Hz burst oscillation in the low-mass X-ray binary EXO 0748-676

Discovery of A 693.5 s Period in the X-ray Binary 4U 1820-30: A Superhump Interpretation

Discovery of a broad iron line in the black-hole candidate Swift J1753.5-0127, and the disk emission in the low/hard state revisited

Discovery of a broad O VIII Ly alpha line in the ultra-compact X-ray binary 4U 1543-624

Discovery of a compact companion to the hot subdwarf star BD+37 442

Discovery of a Cyclotron Resonance Feature in the X-ray Spectrum of GX 304-1 with RXTE and Suzaku during Outbursts Detected by MAXI in 2010

Discovery of a faint X-ray counterpart and of a parsec-long X-ray tail for the middle-aged, gamma-ray only pulsar PSR J0357+3205

Discovery of a gamma-ray burst with an associated supernova

Discovery of a GeV blazar shining through the Galactic plane

Discovery of a high confidence soft lag from an X-ray flare of Markarian 421

Discovery of a highly energetic pulsar associated with IGR J14003-6326 in a young uncataloged Galactic supernova remnant G310.6-1.6