Science Updates - A look at CfA discoveries from recent journals

September 19, 2014

The Pleiades star cluster, a brilliant collection of several hundred stars visible in the winter sky near the constellation of Orion, has been admired by people for thousands of years; it is cited in the Bible and the works of Greek authors.

Pipe Nebula
September 12, 2014

The Pipe Nebula is a prominent dark molecular cloud located about 430 light-years from us. It contains about ten thousand solar-masses of material, making it one of the closest giant molecular complexes to us, and with dimensions of about 10 by 46 light-years, one of the largest.

artist's conception of the Fermi spacecraft in orbit
September 5, 2014

A blazar is a galaxy whose central, supermassive black hole shines intensely as it accretes material from the surrounding region. Although black hole accretion happens in many galaxies and situations, in blazars the infalling material erupts into a powerful, narrow beam of high velocity charged particles that are fortuitously pointed in our direction.