Two *nearly* identical exoplanets pose a mystery—why is Kepler 107c so much denser than Kepler 107b?
The latest headlines from around the cosmos.
Instead of studying the exoplanets that Kepler has found, Ruth Angus uses the data to study their stars.
New observations and new theories call into question the dominant paradigm of planet formation.
What does a star's chemistry tell us about the habitability of the planets orbiting it?
Astronomers are getting closer to solving the origins of Fast Radio Bursts, or FRBs.