Sharpening up Jupiter

Saturn - Lord of the rings

Pluto (Artist’s Impression)

Io

Io

Comet McNaught over Paranal

Comet McNaught over the Pacific

Comet McNaught over the Pacific

A Cometary Show

Comet McNaught

Comet McNaught

Central Parts of Comet McNaught

Asteroid 2000 PH5

Fragment B of Comet SW-3

Broken Fragments of Comet SW-3

Mini-Comets coming off Comet SW-3

The Antiope Doublet

Evolution of Comet Tempel 1

Which Ringed Planet...!?

Peering at Uranus's Rings as they Swing Edge-on to Earth for the First Time Since their Discovery in 1977

Meteor Caught in the Act (MASCOT)

An Unexpected Streak in a MASCOT image

Meteor in a MASCOT image

Radar Images of 2000 PH5

Persistent Dust Jets at Comet Hale-Bopp

Comet Halley at 28 AU Heliocentric Distance

Comet LINEAR (C/2000 WM1)

Mercury Transit on May 7, 2003

Mercury Transit on May 7, 2003

Shift-Added Composite Photo with Comet Halley Image

Sky Field in Which Comet Halley Was Observed

Titan Surface Projections

NACO Images of Titan's Surface

Simultaneous Views of Titan's Surface and Atmosphere

Titan's surface

Titan, the Enigmatic Moon, and Huygens Landing Site

Imaging Titan with a Tunable Filter

Images of Titan on November 20, 25 and 26, 2002 Through Five Filters (VLT YEPUN + NACO)

Titan Observed Through Nine Different Filters on November 26, 2002

Six Nightly Views of Titan's Surface

Evolution of the Atmosphere of Titan

Map of Titan's Surface Features

Map of Titan's Surface

Provisional Names of Titan Surface Features

Spectrum of Two Regions on Titan

Four SDI-NACO Images

Comet 67P/Churyumov-Gerasimenko's Motion in the Sky

The Nucleus of Comet 67P/Churyumov-Gerasimenko

Asteroid (4179) Toutatis passes the Earth

Asteroid (4179) Toutatis passes the Earth