How likely is it that life could hop from planet to planet in the TRAPPIST-1 system?
What created the strong CIV absorption near this Lyman Alpha Emitter?
How do we measure the mass of our own galaxy? Today’s authors use simulations to compare (and improve) several methods.
Oscillations at the center of the Sun have been observed for the very first time. What do they mean for the rotation of the Sun?
An update on the momentous binary neutron star merger observation, in x-rays.
Scientists (and film producers) have been fascinated by the prospect for ET life for quite some time. Today’s authors create a model that predicts the biodiversity of a planet, and the results may not be what you expect. Check out this bite to see which stars are most likely to host complex life.