Void cosmology
The distribution of matter in the Universe has much to say about its constituents and evolution. Can the distribution of voids also help us understand the Universe?
Our Moon, the Cosmic Ray Detector
The moon provides an easy way to detect rare ultra-high-energy cosmic rays.
Rethinking the Planet Formation Deadline
Observational biases may significantly underestimate the lifetime of protoplanetary disks.
The Impossible Star
KIC 2856960 appeared to be an interesting but straightforward triple star system in the Kepler catalog. But attempts to model this system prove that appearances can be deceiving.
Searching for Galaxy Clusters with the SZ Effect
The Sunyaev-Zeldovich effect is a unique way of searching for galaxy clusters that complements multi-wavelength imaging efforts.
The first discovery of a Thorne–Żytkow Object?
For the first time, astronomers have announced a Thorne–Żytkow Object candidate- a bizarre system in which a neutron star is surrounded by an envelope of stellar material.