Tuesday, 11 July 2017

Hidden Stars May Make Planets Appear Smaller

This cartoon explains why the reported sizes of some exoplanets may need to be revised in cases where there is a second star in the system.

In the search for planets similar to our own, an important point of comparison is the planet's density.





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NASA Astronaut Chris Williams, Crewmates Return from Space Station

The Soyuz MS-28 spacecraft is seen as it lands in a remote area near the town of Zhezkazgan, Kazakhstan with Expedition 74 NASA astronaut Ch...