A year in space — it really changes your genes

There’s no need to panic, but these aren’t exactly happy news.

NASA astronaut Scott Kelly returned to the U.S. 2 inches taller

Astronaut Scott Kelly returned to planet Earth on Thursday, after a landing in which everything went smoothly, as expected.

Astronaut Scott Kelly Breaks Record for Days in Space, and It’s Important

United States Astronaut Scott Kelly has just beaten the record for the most cumulative days in space, and this is significant for several reasons.

NASA to conduct unprecedented twin experiment: one twin will spend a year circling the Earth, while the other stays grounded

It’s something that puzzled me for years now: consider a pair of identical twins; say, one gets a job as an astronaut and rockets into space. The other is also an astronaut, but he decides to skip this one and stay home. After a while, they reunite, but are they still identical? That’s exactly what NASA wants to find out! In

Spacewalker astronaut runs into trouble

Spacewalking isn’t all fun and games – things can go bad at any moment, and in the latest spacewalk, this is exactly what happened: Mike Fincke, one of NASA’s most experienced spacemen, reported that while they were lubricating a joint in the life-sustaining solar power system of the International Space Station, they lost one bolt and they got one washer

Endeavour’s last launch put on hold for at least a week

Space shuttle Endeavour was set to launch a few days ago, and everything seemd to go according to plan; however, technical difficulties are forcing the NASA engineers to delay the launch at least until the end of the week (probably more), which is bad news for everybody who had planned a visit to the launch site (including president Obama and

Endeavour’s last flight will also be Mark Kelly’s last

Endeavour will pretty soon begin its retirement, just like fellow space orbiter Discovery did just a while ago. However, Endeavour’s last flight will almost certainly be captain Mark Kelly’s last one too. Kelly, 47, showed his flying skills with twin brother Scott, and signed up for the Navy, then became pilots, and finally, became astronauts; they are the world’s first