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More Informative Mapping of Exoplanetary Peekaboos

Mapping the atmospheres and surfaces of exoplanets is ailed by degeneracies due to the choice of map structure and orbital parameter uncertainties. Today’s paper attempts to solve this by using a principal component analysis approach.

Cool Stars 20

This week about 500 astronomers met in Boston, MA for the 20th Cambridge Workshop on Cool stars, Stellar Systems, and the Sun (Cool Stars) meeting.

What happened to the Milky Way’s sister galaxy?

Cosmic cannibalism, or the merging of small galaxies with larger ones, happens all over the universe. We now know that the Milky Way lost a sister galaxy to Andromeda, and we’re now a step closer to understanding what might ultimately happen when Andromeda comes for us.

Beyond astro-ph

Astronomy beyond the research

Navigating careers in astronomy

Career advice

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