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.





from News and Features http://ift.tt/2tJPOAn
via IFTTT

No comments:

Post a Comment

NASA Receives 14th Consecutive ‘Clean’ Financial Audit Opinion

Credit: NASA For the 14th consecutive year, NASA received an unmodified, or “clean,” opinion from an external auditor on its fisca...