Galaxy Cluster Hidden in Plain View

Pasadena, CA--A team of astronomers has discovered the most distant cluster of red galaxies ever observed using FourStar, a new and powerful near-infrared camera on the 6.5m Magellan Baade Telescope.

Mirror Casting Event for the Giant Magellan Telescope

Washington, D.C.—On January 14, 2012, the second 8.4-meter (27.6 ft) diameter mirror for the Giant Magellan Telescope (GMT) will be cast inside a rotating furnace at the University of Arizona’s Steward Observatory Mirror Lab (SOML) underneath the campus football stadium.

Solving a supernova mystery

Pasadena, CA— A team of scientists, including Carnegie’s Mansi M. Kasliwal, has observed the early stages of a Type Ia supernova that is only 21 million light years away from Earth--the closest of its kind discovered in 25 years.

Spend an L.A. Evening with the Giant Magellan Telescope

Pasadena, CA-Join a discussion with leading astronomers about how one of the world’s largest telescopes, the Giant Magellan Telescope, will help solve some of the most vexing problems in astronomy today—from the nature of dark energy and dark matter to finding signatures

New discovery sheds light on the ecosystem of young galaxies

Pasadena, CA— A team of scientists, led by Michael Rauch from the Carnegie Observatories, has discovered a distant galaxy that may help elucidate two fundamental questions of galaxy formation: How galaxies take in matter and how they give off energetic ra

Supernovae Parents Found

Pasadena, CA— Type Ia supernovae are violent stellar explosions whose brightness is used to determine distances in the universe.

Earliest watery black hole discovered

Pasadena, CA— Water really is everywhere. A team of astronomers have found the largest and farthest reservoir of water ever detected in the universe—discovered in the central regions of a distant quasar.