Young, hot and blue

The universe is very old - well 13.8 billion years. Our home galaxy, the Milky Way, is also very old - some of their stars bring it to more than 13 billion years (eso0425).

Nevertheless, there is much going on: New objects are created, others are destroyed. In this picture you can see some of the newcomers: young stars that make up the star cluster NGC 2547.

But how young these cosmic youngsters really are? Although her exact age remains uncertain,

Russian super-heavy carrier rocket will save the Earth from the lethal asteroid

President of RSC Energies of Vitaly Lopota said that through the threat of asteroids and comets can handle only super-heavy carrier rocket. It can be created based on existing missile components from the program "LV Energy." "This launch vehicle able to deliver and deploy components of the system to detect and track (if necessary - and thermonuclear charge) to a dangerous space objects," - said the president of the corporation.

A new theory on how to grow giant stars

Scientists have put forward a new theory of how can grow giant stars.

According to scientists, the young stars can grow to unusually large sizes, exceeding the size and mass of our sun 10 times. Such a huge and massive size of these stars can afford in the event that they are surrounded by a cocoon of old stars. These old stars and continually nurture its gas, like a powerful fuel, the young star that is in the process of its formation.