Farewell. Credits: ESA/NASA

Watch Alexander return to Earth live

After spending almost six months in space running experiments and maintaining the International Space Station, ESA astronaut Alexander Gerst will return to Earth on Monday. Alexander will climb into the Soyuz spacecraft with Roscosmos cosmonaut Max Suraev...

Demonstrating the Philae lander on the Space Station

Watch ESA astronaut Alexander Gerst demonstrate how Philae will land on the surface of comet 67P/Churyumov–Gerasimenko. Alexander narrates the story of the Rosetta mission and performs a demonstration that visualises the difficulties of landing on an object...

Deploying cubesats. Credits: ESA/NASA

Blue Dot science – part one

The Blue Dot mission is nearing its end, I leave my home of the last five months on Sunday night. I am touched by all who joined me on my adventure and it was a pleasure to...

Soyuz landing in 2012. Credits: NASA

Return to Earth this monday

After more than five months in space Alexander Gerst awaits one more epic journey before he arrives at his homebase: the European Astronaut Centre in Cologne. Max, Reid and Alexander will  close the hatch to their Soyuz...

Earth. Credits: ESA/NASA

The system that is keeping us alive

I owe my life at this point to five letters: ECLSS. Of course I owe my life to many things, but floating up here in the vacuum of space it is our life-support system that takes a...

Scale-model Soyuz launch.

Improved Blue Dot launch tribute

Holger Voss, featured before on this blog, developed and launched an improved, larger, model of the Soyuz launcher that put ESA astronaut Alexander Gerst, NASA astronaut Reid Wiseman and cosmonaut Max Suraev into orbit and enroute to...

Tanking up with oxygen – view from above

ATV Georges Lemaître has delivered its 100 kg of oxygen to the International Space Station as reported via the ATV Control Centre during the first, second and third transfer from ATV-5’s tanks to the Station. After questions on Facebook the team at ATV Control Centre even took time to explain how the amount of oxygen released is calculated. But how does an oxygen transfer work for the astronauts on the International Space Station? ATV-5 loadmaster and ESA astronaut Alexander filmed the process from his weightless abode for our viewing pleasure: