Getting to the true sizes of exoplanets

From the brightness variations of its host star, an exoplanet’s size and other properties can be determined. In order to avoid mistakes, the star’s magnetic field is decisive. more

Venus: Carbon Ions during Flyby

Carbon ions are escaping into space from the atmosphere of Venus. New measurements by BepiColombo confirm a long-held suspicion. more

Sunrise III: Next research flight this year

First icy cold, then midnight sun: at the Arctic Circle, the team will prepare the next flight of the balloon-borne solar observatory - and hopes for solar fireworks. more

Long-period oscillations control the Sun’s differential rotation

High-latitude long-period oscillations provide a feedback mechanism that limits the Sun’s pole-to-equator differential rotation. more

Historical Sunspots:<br />One, two, three … and Counting

In analyzing solar observations from the 19th century, scientists are turning to amateur researchers for help. The project will allow to better understand the history of our star. more

Paul Niggli Medal for Dr. Christian Renggli

The MPS researcher investigates volcanic eruptions on Earth, the Moon and Mercury and looks closely at the interactions between gases and minerals. more

Giant doubts about giant exomoons

The extrasolar planets Kepler-1625b and Kepler-1708b are supposedly the home worlds of the first known exomoons. A new study now comes to a different conclusion. more

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