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News
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![](https://cesar.esa.int/upload/201911/moon_eclipse_total-mini.jpg) |
ESAC Star Party 2019
On Saturday the 22nd ESAC wittnessed another edition of ESAC Star Party, organized by CESAR and ESAC Astronomy Club See more |
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![](https://cesar.esa.int/upload/201905/tve24_live_23may2019_michel_breitfellner-mini.jpg) |
CESAR aired live on TVE-24H
On 23 May 2019, the TVE-24H Spanish channel (La Barra - Astro24h) aired live an interview with the CESAR coordinator, MIchel Breitfellner. The CESAR initiative was presented, as part of ESA Education programs. See more |
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![](https://cesar.esa.int/upload/201810/cesar_epsc2018_presentation_2-mini.jpg) |
CESAR at EPSC 2018
CESAR presenter its activities and Mercury Transits at the European Planetary Science Conference EPSC 2018, held 17-21 Sep 2017 in Berlin, Germany. See more |
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![](https://cesar.esa.int/upload/201808/img_20180320_190447-mini.jpg) |
Eratosthenes Experiment 2018
The CESAR team organized a special experimental activity about the classical Earth’s diameter calculation, with the Caude School of Majadahonda, Madrid and IES Manuel de Falla, Maracena, Granada. The 1-2 ESO students (12-14 years old) learnt how in 200 BC, the Greek mathematician Eratosthenes calculated the circumference of the Earth using simple geometry and a few measurements. See more |
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![](https://cesar.esa.int/upload/201801/helios_sun_2017_poster_halpha_4x-mini.jpg) |
The Sun in 2017
The Sun in 2017 as seen by the CESAR Helios Observatory located at ESAC, Madrid. The posters compile in a calendar form a sample of the images acquired during each day in 2017. Other highlights of 2017 are also shown. See more |
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