... Shuttle Plume . ... Pictured above is the drifting smoke plume left over from last Friday's launch of the Space Shuttle Atlantis. ... The Merope Reflection Nebula . ... Reflection nebulas reflect light from a nearby star. ... The blue color typical of reflection nebula is caused by blue light being more efficiently scattered by the carbon dust than red light. Looking Back at an Eclipsed Earth . ... The shadow of the Moon can be seen darkening part of Earth. ... Jet Approaching a Crescent Moon . ...