Ammonium ion detected in space

The space between the stars, which is called the interstellar medium is not empty. Although the density of matter is very low (about 10,000 particles per cm3), there is a rich variety of atoms and molecules that populate it. The most abundant material, as in the rest of the universe is hydrogen (in three variants: ionized, atomic and molecular) and helium. But there are also molecules of all kinds, to over a hundred have come to find. Since the most abundant and simple, water (H2O), to large, complex organic chains as acetone or benzene.

As amateur astronomers can help lunar mission LADEE

Mission Lunar Atmosphere and Dust Environment Explorer (LADEE) scheduled for launch into space from Wallops Island on September 5 this year. LADEE will be the first mission, sent from the Wallops Island, which will go beyond low-Earth orbit. As a joint project of the Goddard Space Flight Center and NASA Ames Research Center, LADEE will learn from orbit conditions that exist on the Moon, including its tenuous exosphere.

Hubble sees galaxies colliding in outer space

Space Telescope NASA / European Space Agency "Hubble" recently made ​​this beautiful picture a pair of interacting galaxies known as Arp 142. When two galaxies approach each other so closely that they begin to interact with each other, they both appear spectacular changes. In some cases, two galaxies can come together, and in the other - on the contrary, to be ripped.