... Today, February 29th, is a leap day - a relatively rare occurrence. ... Seen in this Hubble Space Telescope image, the island universe of stars, gas, and dust cataloged as POX 186 is a mere 68 million light-years distant toward an uncrowded region in the constellation Virgo. ... Galaxy Cluster in the Early Universe . ... In the false-color composite image individual cluster galaxies can be seen at optical and near-infrared wavelengths, shown in red, yellow, and green colors. ... February 2004 . ...