PIX4580688: Circumpolar, Pasargades, Iran - Pasargad and circumpolar - Long pose on the stars around the polar star. In the foreground, the ruins of the palace of Pasargades (Iran). Long exposure image of stars around the polaris star. Foreground is a 2500 - year old palace in Pasargad, Fars province, southen Iran / Bridgeman Images
PIX4590797: Constellations of the Great Dog and Orion - Orion and Canis Major - On the left down, the constellation of the Great Dog with the star Sirius, on the right, the constellation Orion. At the top left, the star Procyon of the Little Dog. The stars Betelgeuse, Procyon and Sirius form the asterism of the Winter Triangle. The brightest star is Sirius in Canis Major. Above right, Orion, and above Sirius, on the left, Procyon in Canis Minor. Betelgeuse, Procyon and Sirius composes an asterism named the winter triangle / Bridgeman Images
PIX4607171: The Rosetta spacecraft releases a lander onto a comet nucleus - The Rosetta spacecraft releases a lander onto a comet nucleus - The Rosetta probe was launched on 2 March 2004 to study comet 67P/Churyumov - Gerasimenko. Artist's view of the Philae probe and lander near the nucleus of the comet. The size scales are not respected, the probe measures 32 meters with its panels deployed, the core of the comet about 4 km. Artist's impression of the Rosetta orbiter deploying the Philae lander to comet 67P/Churyumov - Gerasimenko. The image is not to scale; the Rosetta spacecraft measures 32 m across including the solar arrays, while the comet nucleus is thought to be about 4 km wide / Bridgeman Images