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Exoplanet overview
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Kepler

Kepler

Kepler is a NASA mission named after the German astronomer Johannes Kepler (1571-1630). Like the previous and future space missions in search of exoplanets – CoRoT, TESS, CHEOPS and PLATO – Kepler uses the transit method. In order for a search for a tiny,...
Tides

Tides

Most people know of tides from the seas on Earth, with sometimes significant differences between low tide and high tide. But tidal forces play a significant role in planetary science as well. Tidal forces can lead to a change in the planet’s orbit around its star...
CoRoT

CoRoT

Prehistory One of the most successful methods for finding extrasolar planets is the transit method. When a planet passes in front of its star, it shadows it a little during this time. For an observer, the star is dimmed by a fraction. This phenomenon is repeated...
ARIEL

ARIEL

ARIEL: Atmospheric Remote-sensing Infrared Exoplanet Large-survey) ARIEL is an ESA space mission scheduled for launch in 2029. It is intended to determine the chemical composition and temperature profile in the atmospheres of many exoplanets, be they rocky planets or...