Tag Archives: MEX

Mars Express: From worry to water

In 2004, a year after Europe’s first mission to Mars was launched, the flight dynamics team at ESA’s operations centre encountered a serious problem. New computer models showed a worrying fate for the Mars Express spacecraft if mission controllers continued … Continue reading

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Mars Express radar finds liquid water under Mars south polar region

Editor’s note: NASA has commented on this discovery. Radar data collected by ESA’s Mars Express point to a pond of liquid water buried under layers of ice and dust in the south polar region of Mars. [The researchers’ paper reporting … Continue reading

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Mars Express: As the dust storm rolled in

The high resolution stereo camera on board ESA’s Mars Express captured this impressive upwelling front of dust clouds – visible in the right half of the frame – near the north polar ice cap of Mars in April this year. … Continue reading

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Radar shows Mars atmosphere behaves as a single system

New research using a decade of data from ESA’s Mars Express has found clear signs of the complex martian atmosphere acting as a single, interconnected system, with processes occurring at low and mid levels significantly affecting those seen higher up. … Continue reading

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Exploring planetary plasma environments by laptop

A new database of plasma simulations, combined with observational data and powerful visualisation tools, is providing planetary scientists with an unprecedented way to explore some of the Solar System’s most interesting plasma environments. This digital space exploration story starts with … Continue reading

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Mars Express: From horizon to horizon

Fifteen years ago, ESA’s Mars Express was launched to investigate the Red Planet. To mark this milestone comes a striking view of Mars from horizon to horizon, showcasing one of the most intriguing parts of the martian surface. On 2 … Continue reading

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HRSC: Flight over Neukum Crater

This movie, based on images taken by ESA’s Mars Express, showcases the 102 km wide Neukum Crater in the southern hemisphere of Mars. The crater is named for the German physicist and planetary scientist, Gerhard Neukum, one of the founders … Continue reading

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Mars Express guidance update successful

A tired but very happy Mars Express flight control team pulled shift through the night between 16 and 17 April, overseeing the successful reboot and recovery of ESA’s nearly 15-year-old Red Planet explorer following the installation of significant updates to … Continue reading

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Mars Express: Radar echoes from Meridiani Planum

Searching for signs of ice on Mars is complex. To explore whether ice lurks beneath the surface of the Red Planet, ESA’s Mars Express uses its radar to probe the interior. It sends low-frequency radio pulses at Mars and records … Continue reading

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HRSC: Mars impact crater or supervolcano?

These images from [the High Resolution Stereo Camera on] ESA’s Mars Express show a crater named Ismenia Patera on the Red Planet. Its origin remains uncertain: did a meteorite smash into the surface or could it be the remnants of … Continue reading

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