... The tantalizing sky above features a colorful lunar corona, where bright moonlight is diffracted by water droplets in the thin clouds drifting in front of the lunar disk. ... Clouds and Stars over Cotopaxi Volcano in Ecuador . ... Last week Opportunity surpassed Viking 1 as the longest running mission on Mars, now extending well over six years. ... The clouds surrounding the star system Rho Ophiucus compose one of the closest star forming regions. ... M87: Elliptical Galaxy with Jet . ...