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  3. Jason-1 clocks up 10 years of climate observations

    Publishing date:

    December 7, 2011

    The Jason-1 ocean-observing satellite has been in orbit for 10 years. In that time, it has helped to build up a 20-year time series of continuous sea-surface measurements to enhance our understanding of climate change.

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  4. DECLIC clocks up one year in orbit

    Publishing date:

    November 16, 2010

    The DECLIC mini-laboratory developed by CNES has been operating aboard the International Space Station for a year, letting scientists perform experiments remotely from Earth and view matter in a new light.

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  10. Why is there so little water left on Mars?

    Publishing date:

    June 24, 2021

    Mars is known for its thin atmosphere, where CO2 dominates and provides most of the atmospheric mass and pressure. In fact, the pressure is similar to that in the Earth’s stratosphere, which is a layer of the atmosphere, at more than 30km above the surface.

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  11. T2L2 ready to put Einstein’s theory to the test

    Publishing date:

    November 6, 2008

    The T2L2 instrument on board Jason-2 is working well after a 1st series of tests to compare the DORIS instrument’s clock with atomic clocks here on Earth. Scientists are continuing to calibrate the instrument.

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  12. ACES – the time-measuring super machine

    Publishing date:

    January 6, 2010

    15 December 2009, CNES and ESA signed an agreement concerning ACES, the world’s most accurate atomic space clock, scheduled to be flown to the ISS in 2013.

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  13. PHARAO: a new kind of time machine

    Publishing date:

    June 2, 2009

    Construction of CNES’s PHARAO atomic clock is getting underway in preparation for its planned launched in 2013. Among other things, it will set out to test Einstein’s theory of relativity on the ISS.

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  15. CNES AT INTERNATIONAL CONFERENCE ON SPACE OPTICS

    Publishing date:

    March 30, 2021

    The 13th International Conference on Space Optics (ICSO), co-organized by CNES and ESA, is being held virtually from 30 March to 2 April. Since 1991, ICSO is the must-attend event for optical, optoelectronic and photonic technologies for space applications. Opening the proceedings, CNES President Jean-Yves Le Gall underlined the roles played by these technologies and the challenges associated with them through past, present and future accomplishments.

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  16. XCubeSat / SpaceCube

    Publishing date:

    June 3, 2021

    Two cubesats to investigate the thermosphere with the FIPEX instrument to study atomic oxygen

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