Blue Dot

.@Astro_Alex My #BlueDot view from my Nov’07 Earth flyby. #WED2014 #ThrowbackThursday


Earth’s true coloursImage/photo

After its closest approach to Earth, Rosetta looked back and took a number of images using the OSIRIS Narrow Angle Camera (NAC). This particular image was acquired 15 November 2007 at 03:30 CET.The image is a colour composite of the NAC Orange, Green and Blue filters. At the bottom, the c…