Special statistical techniques in the so called field of data mining which are designed to find patterns in large volumes of data can be applied to detect anomalies in space missions... (More)

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A look back into the past can help us understand what we have today. Here are some memories about numerical weather forecasting four decades ago... (More)

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This year a spacecraft will set sail to the planet Venus - literally. (More)

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A variety of calendar systems have served human civilization to organize time according to the needs of society and religion. A calendar of sorts even exists for another planet... (More)

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How do you fly a space mission to another star? Over the next five years a group of specialists tries to come up with a theoretical study of such a mission. The name of this study is Project Icarus... (More)

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Everybody in the space business hates launch delays. I experienced my fair share of delays (even as close as two seconds before liftoff). But in case of the Rosetta spacecraft launch delays played in my favour and let to some unforgettable memories... (More)

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You might think that a story of a cloud which travels from Earth to Mars might come straight out of the Arabian Nights or similar tales. But read this report first... (More)

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Why have we not yet been visited by extra-terrestials? This seemingly innocent question still beckons for answers...
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Although their existence is officially acknowledged when launched the whereabouts of many military satellites is kept secret. Naturally I enjoy watching them all the time... (More)

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Critical technical systems on which human life may depend usually contain a lot of redundant components to ensure reliability. Sometimes however, non-redundancy might be better... (More)

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Early computers and dinosaurs had something in common - they were physically large and became extinct. Here is a personal account... (More)

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Long before the first human footprints on Mare Tranquilitatis 40 years ago man had travelled to the Moon. Not physically of course - this had to await the space age - but in our mind we are free to follow our phantasy ... (More)

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The Moon doesn't have an atmosphere so you would expect the Sun to just appear there at sunrise without any warning, unlike twilight on Earth. Well here's a surprise... (More)

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36 years ago some astronomers managed to observe a total eclipse of the Sun for a duration of 75 minutes - a record that has not been broken. How was this possible? (More)

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An equation which was first published 400 years ago continues to be in demand - more than ever before. (More)

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