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!
A long time ago in a quasar far, far away…
The most distant quasar yet discovered illuminates the early universe…
Imaged Companion Drives Spiral Arms in Disk
Using 14 years of high resolution near-infrared imaging, radio observations of molecular gas, and a hydrodynamic simulation the authors show that spiral arms seen in the protoplanetary disk around HD 100453 A are caused by its M-dwarf companion.
Not Quite a Star, Not Quite a Planet: A Planetary-Mass Object in AB Dor
In or out? Today’s paper explores whether or not an unusual object belongs to the AB Doradus moving group—and what it means if it does.
Can We Detect Exo-Seasons?
Using simulations, the author explores the possibility of observing seasonal changes on warm Jupiters with JWST.
GW170817: the X-ray emission did what?
An update on the momentous binary neutron star merger observation, in x-rays.