Hi,
I decided to make a short post of ten facts which I found over time, this is the first in series, enjoy:
1) Even that the surface of Mercury has 400 degrees Celsius, there is water ice at the poles inside craters where temperature may be low as -170°C.
2) Jupiter is the oldest of planets in our Solar System.
3) Most distant cluster of galaxies was found to be 3.8 billions of years old and at the distance of about 16 billion lightyears. It is 1000 times as massive as Milkyway.
4) Satellite SOHO found more than 3000 comets.
5) The longest time spent in space is 437 days by Valeri Polyakov.
6) Tardigrades are organisms that are able to withstand even vacuum of space and reproduce after high doses of radiation.
7) As of March 24, 2015 the longest distance traveled on other world was by Opportunity on Mars, 42.2 kilometers.
8) Today Scott Kelly and Mikhail Kornienko return to Earth after one year in space.
9) Person passes out when unprotected in vacuum after about 15 seconds.
10) Chelyabinsk meteor damaged more than 7,200 building and hurt 1,491, mainly because of shattered glass.
Piece of Chelyabinsk meteor
Dragallur
Science and rationality 
