20 years of Mars Specific! Try unseen mosaic of crimson planet

The European Area Company (ESA) has launched a brand new mosaic of the planet Mars to mark 20 years of the launch of the Mars Specific. The mosaic reveals the crimson planet’s color and composition particulars, created utilizing information from excessive Decision Stereo Digital camera (HRSC).

The HRSC gathered 90 pictures at greater altitudes (of 4000 to 10,000 km), thus capturing areas of round 2,500 km broad. These pictures had been then put collectively to kind a full world view.

The brand new view highlights variation throughout Mars’ floor by enhancing native color and distinction.

The mosaic additionally gives fascinating details about Mars’ composition, revealing an unprecedented selection and element of colors throughout Mars’s floor.

The crimson color of planet Mars is attributable to excessive ranges of oxidised iron. Nonetheless, giant elements of the planet look like reasonably darkish and blue-toned within the pictures. In keeping with ESA, the blue-toned marks are grey-black basaltic sands of volcanic origin that kind far-reaching, darkish layers of sand throughout Mars. They pile up as they transfer within the wind, creating imposing sand dunes and dune fields inside influence craters.

The 2 most typical water-weathered minerals on Mars, clay and sulphate minerals, seem significantly shiny on such color composites. The presence of those minerals alerts that liquid water existed on Mars for a very long time, weathering and altering rock over time to kind vital clay deposits.

Not like clay deposits, sulphate minerals point out extra acidic environmental situations that may be much less pleasant to life.


Mars Specific launched and has been orbiting the Crimson Planet since 2003 – 20 years in the past! The orbiter is imaging Mars’ floor, mapping its minerals, figuring out the composition and circulation of its tenuous environment, probing beneath its crust, and exploring how numerous phenomena work together within the martian atmosphere.

The spacecraft’s HRSC, the digicam accountable for these pictures, has revealed a lot about Mars’ numerous floor options previously 20 years. Its pictures present every thing from wind-sculpted ridges and grooves to sinkholes on the flanks of colossal volcanoes to influence craters, tectonic faults, river channels, and historical lava swimming pools.

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Up to date: 04 Jun 2023, 09:52 AM IST

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