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ESA sets clock by distant spinning stars

ESA’s technical centre in the Netherlands has begun running a pulsar-based clock. The ‘PulChron’ system measures the passing of time using millisecond-frequency radio pulses from multiple fast-spinning neutron stars. To source

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Mission accomplished for ESA’s butane-propelled CubeSat

The cereal-box sized GomX-4B – ESA’s biggest small CubeSat yet flown – has completed its mission for the Agency, testing out new miniaturised technologies including: intersatellite link communication with its GomX-4A twin, a hyperspectral imager, star tracker and butane-based propulsion system. To source

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Back on Earth

Watch ESA astronaut Alexander Gerst’s first short interview, recorded just hours after he returned to Earth from his six-month Horizons mission To source

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Feeding a giant

ESA’s deep-space antenna in New Norcia, Western Australia, has now been powered by solar energy for over a year, in the first step towards creating a green network of eyes on the skies To source

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Mars Express gets festive: A winter wonderland on Mars

This image shows what appears to be a large patch of fresh, untrodden snow – a dream for any lover of the holiday season. However, it’s a little too distant for a last-minute winter getaway: this feature, known as Korolev crater, is found on Mars, and is shown here in beautiful detail as seen by […]

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ESAshop: beyond horizons

Celebrate ESA astronaut Alexander Gerst’s return to Earth and land your own great deal with a Horizons mission goodie from the ESAshop and free shipping all day To source

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Space, astronomy and science