All was well ahead of its nail-biting mission to Mars, with its most advanced robotic rover poised to hunt for clues about past life and water on Earth's nearest planetary neighbor.
The Russian cargo ship that undocked from the International Space Station to perform tests managed to re-couple Sunday after a failed attempt earlier in the week.
Two scientific papers published Sunday disproved a controversial claim made by NASA-funded scientists in 2010 that a new form of bacterial life had been discovered that could thrive on arsenic.
Pavlodar school student Nazifa Baktybayeva has been invited to the U.S. to visit NASA headquarters.
A space thriller Apollo-18 will hit Russian screens on September 1.