SOHO LASCO C3 coronagraph CME 10 Sep 2014 Credit: ESA/NASA

Update: Solar flare and CME 12 September

Update just sent in by ESA's Juha-Pekka Luntama, Head of the Space Weather segment in the Agency's Space Situational Awareness Programme office. The shock from the arrival of the CME (Coronal Mass Ejection) of 10 September was...


Rosetta landing site choices

On 15 September the Rosetta mission will announce the primary and back up landing sites for comet 67P/Churyumov-Gerasimenko. This video reviews the five shortlisted landing sites, why they were selected and how the comet’s unusual ‘duck’ shape...

SOHO LASCO C2 coronagraph CME 10 Sep 2014 Credit: ESA/NASA

Solar flare 10 September 2014

Update on yesterday's solar flare and associated coronal mass ejection from Juha-Pekka Luntama, responsible for space weather at ESA's Space Situational Awareness Programme office at ESOC, darmstadt, Germany. A strong solar flare (X1.6) took place at 19:45...

Comparison of the shape and size of a bubble formed in weightlessness vs. a supernova. Credit: ESA/P.Kobel

Video: Bubble bubble boil and trouble

Editor's note: this is an extended version of an original article which was published here.  The researchers at the École Polytechnique Fédérale de Lausanne in Switzerland are trying to create the perfect bubble in weightlessness. By making parabolic flights,...

Credit: Marieke Roth

Comet 67P floating off the coast of Holland

More than just the usual brilliance in this one! Haha @miekeroth heeft komeet #67P neergelegd in het IJsselmeer, bij Lelystad #Rosetta — ESA Nederland (@ESA_nl) August 12, 2014

The team at ESOC at the end of the experiment. The screen at the back shows that the rover has returned to its original position and the network has successfully operated for 1hr 49min. Credit: ESA/L.Wellard

METERON: riding high on success (video)

The future exploration of unknown worlds and dangerous areas took a giant leap forward yesterday when the Multi-purpose, End to End Robotic Operations Network was successfully validated in an experiment involving ESA, BUSOC and the International Space...

The last image that the rover sent Alex as he was supervising. Credit: ESA/L.Wellard

METERON: Swapping drivers

During a forseen LOS, or loss of signal, the team at Darmstadt are making some big decisions. Alex Gerst on the ISS is not in visibility, so they will resume some control of the Eurobot rover. This...


METERON: Alex behind the wheel

Alex is now working on the steps outlined by the team. The experiment being carried out today will validate this procedure for controlling vehicles from extended distances. In the future, it may even validate procedures for exploring...



All systems are now GO. Alex is ready to drive the Rover, and is giving a preliminary interview with NASA. If you're staying up to date in real time you can watch the experiment here  . We are...


METERON: Alex will drive a rover from space

It's less than two hours to go before Alexander Gerst will team up with the METERON Ops-Com 2 team located at ESOC in Darmstadt, Germany, to drive the Eurobot Rover, located at Estec, the Netherlands,  from the...

Flight dynamics at ESA. Credit: ESA/J. Mai

How Rosetta arrives at a comet

After travelling nearly 6.4 billion kilometres through the Solar System, ESA’s Rosetta is closing in on its target, but how does a spacecraft actually arrive at a comet? The journey began on 2 March 2004 when Rosetta...