Seeing Red (and Blue): Two Sub-Populations of Type Ia Supernovae?
A close examination of thirteen Type Ia supernovae in the earliest days after their initial explosion reveals two distinct sub-populations.
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.
SETI on the Side: Seeking Dyson Spheres with Gaia
Could Gaia’s immense catalog of stellar positions help us find extraterrestrial intelligence?
Meet the AAS Keynote Speakers: Keivan Stassun
Astronomy and exoplanet science are entering into an era of unprecedented precision. Check out Dr. Keivan Stassun’s plenary talk at #AAS232 to learn more!
A Stellar Review: Re-Analyzing the Kepler Stellar Radii with Gaia
Using new Gaia data, the authors update the stellar radii for the majority of Kepler’s stars. While they find that most stars have similar radii to previous reported values, there are some large discrepancies.
No dust ring required around Proxima Centauri
What is responsible for the excess radio emission from our nearest star, Proxima Centauri? No alien radio stations required!