This week in Astronomy and Physics

Structure of 30S with 32S(p,t)30S and the thermonuclear 29P(p,γ)30S reaction rate

Time-reversal-symmetry breaking in circuit-QED-based photon lattices

Topological Quantization in Units of the Fine Structure Constant

Gas accretion as the origin of chemical abundance gradients in distant galaxies

Particle Acceleration on Megaparsec Scales in a Merging Galaxy Cluster

Real-space observation of emergent magnetic monopoles and associated Dirac strings in artificial kagome spin ice

The Structure of Iron in Earth’s Inner Core