Science Updates - A look at CfA discoveries from recent journals

November 27, 2020

Proxima Centauri is the closest star to the Sun, and its planet, Proxima Cen b ("Proxima b"), lies in its habitable zone (the distance range within which surface water can be liquid), making the planet a prime target for exoplanet characterization.

spiral galaxy ESO320-G030
November 6, 2020

A galactic bar is the approximately linear structure of stars and gas that stretches across the inner regions of some galaxies. The bar stretches from one inner spiral arm, across the nuclear region, to an arm on the other side.

photo of MOSFIRE (the Multi-object Spectrometer for Infrared Exploration) being installed at the Keck observatory
October 30, 2020

The optical spectra of nearby star-forming galaxies provide astronomers with a comprehensive view of the ionized gas in their interstellar medium (ISM). Atoms in the gas, excited to varying degrees by ultraviolet radiation from hot stars or other processes, radiate in distinctive spectral features.