H alpha Fabry-Perot Study in the Orion Nebula (M 42): Protoplanetary Disks

H 0139-68

H 0323 + 022 - A new BL Lacertae object with extremely rapid variability

H 0622-529

H 0857-242

H 0857-242

H 0857-242

H 1 Streamers and Cones: Signatures of Molecular Cloud Destruction?

H 109o~ Aperture Synthesis Observations of DR 21 and W3

H 1175. Nova Aquilae, no. 2. 185604.

H 13CO + and CH 3OH Line Observations of Prestellar Dense Cores in the TMC-1C Region

H 1504 + 65 - an extraordinarily hot compact star devoid of hydrogen and helium

H 161817: the Most Observed Population II Star

H 1743-32

H 1743-32

H 1743-322 (= IGR J17464-3213) Transition to the Hard State

H 1743-322 approaching state transition

H 1743-322 moves towards a state transition

H 187 - At the Onset of a New Eclipse

H 2 and H i Emission-Line Imaging of the Ring Nebula (NGC 6720): Erratum