Satellites, télescopes, images

G impact site

GALEX ultraviolet image of the interacting galaxies M81 and M82

GHRS

Fomalhaut cs2 (artist’s concept)

Fomalhaut ring artwork – annotated

Fomalhaut ring system – size comparison with Solar System

Fomalhaut system

Forecast for exotic weather

Formation of extragalactic jets from a black hole accretion disk

Formation of the Southern Crab Nebula (artist’s impression)