Herschel/HIFI deepens the circumstellar NH3 enigma

Herschel/HIFI observations of high-J CO transitions in the protoplanetary nebula CRL618

Herschel/HIFI observations of IRC+10216: water vapor in the inner envelope of a carbon-rich AGB star

Herschel/HIFI observations of molecular emission in protoplanetary nebulae and young planetary nebulae

Herschel/HIFI observations of O-rich AGB stars : molecular inventory

HESS J1632-478: an energetic relic

HI and CO in the circumstellar environment of the S-type star RS Cnc

HI Observations of the Asymptotic Giant Branch Star X Herculis: Discovery of an Extended Circumstellar Wake Superposed on a Compact High-Velocity Cloud

High Amplitude δ-Scutis in the Large Magellanic Cloud

High and Intermediate-Mass Young Stellar Objects in the Large Magellanic Cloud

High Angular Resolution Imaging Spectroscopy of the Galactic Ultra-Compact HII Region K3-50A

High Angular Resolution Radio Observations of the HL/XZ Tau Region: Mapping the 50 AU Protoplanetary Disk around HL Tau and Resolving XZ Tau S into a 13 AU Binary

High Cadence Time-Series Photometry of V1647 Orionis

High dispersion spectroscopy of two A supergiant systems in the Small Magellanic Cloud with novel properties

High Energy Solar Particle Events and their Associated Coronal Mass Ejections

High Fill-Out, Extreme Mass Ratio Overcontact Binary Systems. X. The new discovered binary XY Leonis Minoris

High Frequency Cut-off and Changing of Radio Emission Mechanism in Pulsars

High frequency waves in the solar atmosphere?

High luminosity, slow ejecta and persistent carbon lines: SN 2009dc challenges thermonuclear explosion scenarios

High Lundquist Number Resistive MHD Simulations of Magnetic Reconnection: Searching for Secondary Island Formation