Galactic hobbits

What do we know about galaxies, Hobbits, and why they have such a peculiar name?

The name "hobbit galaxies" ("hobbit galaxy") - this is quite a new term used to describe galaxies that are smaller and dimmer than the dwarf galaxies. By the number of stars that inhabit such galaxies (hundreds of thousands of stars), these objects occupy an intermediate position between dwarf galaxies and star clusters.

In Mercury's polar craters found vast reserves of water

The American space survey Messenger has confirmed the existence of water ice in deep craters at the north pole of Mercury.

"It must be the last thing you might expect from the nearest planet to the sun - is water ice. But due to the low inclination of Mercury craters near the poles are in the shade all year, and there is extremely cold, "- explained Matthew Sigler's Jet Propulsion Laboratory NASA.

Japanese astronaut to the ISS will be accompanied by a robot android

KIBO will not weigh more than one kilogram, and its height was 34 centimeters. Planned to make two copies of the unit, one of them will go to the Japanese ISS module, and the other will remain on earth and will help Waikato talk to a manager.

Engineers of the University of Tokyo with Japanese advertising companies are going to send in summer 2013 on the ISS robotic android "KIBO" (Hope). He will be accompanied by Japanese astronaut Koichi Waikato and help him to communicate with Earth.