The Very Large Telescope Interferometer: an update
The ESO Very Large Telescope Interferometer (VLTI) offers access to the four 8 m Unit Telescopes (UT) and the four 1.8 m Auxiliary Telescopes (AT) of the...
The Viking landing sites: A cartographic perspective
Presented is a brief guide to the maps of Mars which contain the Viking 1 and Viking 2 landing sites. Included are maps and photomosaics originally produced at...
The visible helium spectrum of a white-light flare
The intensities obtained by measurement of the emission lines of neutral and ionized He at visible wavelengths in the April 24, 1981 white light flare are used...
The visible spectro-polarimeter for the advanced technology solar telescope
The mission of the ATST visible spectro-polarimeter (ViSP) is to provide precision measurements of the full state of polarization (Stokes parameters)...
The visible spectrum of Pluto: secular and longitudinal variation
Continuous near-infrared spectroscopic observations during the last 30 years enabled the characterization of the Pluto's surface and the study of its...
The Visual Monitoring Camera on Mars Express: calibrating a new science instrument made from an old webcam orbiting Mars
The Visual Monitoring Camera (VMC) is a small camera onboard Mars Express, initially intended to provide visual confirmation of the separation of the Beagle 2...
We introduce the VLT FLAMES Tarantula Survey, an ESO Large Programme from which we have obtained optical spectroscopy of over 800 massive stars in the...