New ESA Astronaut: Alexander Gerst

ESA astronaut Alexander Gerst greets German planetariums

ESA astronaut Alexander Gerst sends greeting to Euro-Space-Day

ESA astronaut André Kuipers and astronaut Don Pettit greet WWF

Alexander Gerst enters the Station

Alexander Gerst announces UNICEF Junior Ambassador Award winner

Inflight call with Alexander Gerst for #callAlex

Alexander Gerst: Mission to the ISS

Alexander Gerst talks about Rosetta

Nobel Laureate Meeting connects with Alexander Gerst

Earth images from Alexander Gerst in 4K

Alexander Gerst marks UNICEF World Children's Day

Alexander Gerst talks Blue Dot

Alexander Gerst working on Skin-B experiment

Press briefing with Alexander Gerst (in German)

Chris Hadfield message for Alexander Gerst

Alexander Gerst: Bio and Training

Alexander Gerst mission wrap-up

ESA astronauts in Houston

Frank De Winne: ESA astronaut

ESA astronaut Tim Peake spacewalk training

L'astronaute Alexander Gerst capture de magnifiques photos d'un lever de soleil depuis l'espace

Udo Lindenberg und Alexander Gerst erhalten Verdienstorden

ISS: l'astronaute allemand Alexander Gerst arrive à Cologne

Liegestütze statt Weihnachtsstress für Alexander Gerst

ISS: l'astronaute allemand Alexander Gerst arrive à Cologne

German astronaut arrives home in Cologne after 197 days on ISS

Destination: Moon

ATV education challenge

Loading ATV-5 cargo

Orlan and airlock operations exercise

Soyuz undocking, reentry and landing explained

ATV-5 explained by mission manager Massimo Cislaghi

ESA launches EarthCARE satellite to study the impact of clouds on climate change

Earth Generates A Mysterious Magnetic Wave Every 7 years

Doomed Satellite Seen By HEO Robotics Cameras In Space Ahead Of Earth Re-Entry

Watch The Moment BepiColombo Spacecraft Flies By Mercury

Milky Way's Largest Stellar Black Hole Discovery

OTD In Space – May 26: Europe Launches EXOSAT X-Ray Telescope