Exoplanet Diagrams

This blog is about extrasolar planets - planets around other stars. I will present high-quality plots on this topic and try to provide short explanations for a general non-scientific audience. It is supposed to give both basic and state-of-the-art information in concise but easily understandable figures. Feel free to use them for any non-profit purpose.

Friday, March 4, 2016

Radial Velocity method: Moving around a common center of mass

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The Radial Velocity (RV) method is the second-most successful technique to find exoplanets. In contrast to the more successful transit meth...
Thursday, March 3, 2016

Exoplanets in the Milky Way: The view from above

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Finally my figure of the positions of exoplanets in the Milky Way is finished. Again you see my artist impression of a view from above o...

What Hipparcos saw and Gaia will see

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In the last post I wrote about the Hipparcos mission and I would like to follow up with a few more nice plots. Hipparcos used the geom...
Wednesday, March 2, 2016

The Milky Way: A pre-Gaia map of our home galaxy

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Today's post will be about the galaxy we live in: the Milky Way. It will not be about exoplanets. However, I will come back to...
Wednesday, February 17, 2016

Biggest sunspots since 1990: larger than a transiting Earth

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This plot was inspired by this web page ( History's Biggest Sunspots ) and uses data from this database ( DPD ). It presents the area...
Sunday, February 14, 2016

Exoplanet discoveries: The growing number of planets

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People have been searching for planets ('wandering stars') for thousands of years, but the first detection of a planet around an...
Wednesday, August 5, 2015

All sky map of exoplanet host stars: Surveys (exoplanet.eu)

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There are many different surveys looking for new extra-solar planets. Right now the most successful technique is the transit method and ...
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