Orphaned supernova finds its home

SN2015J, a very bright and peculiar supernova, which initially did not have a certain home, now has received its happy ending. 

Next Generation Astronomical Survey To Map the Entire Sky

Pasadena, CA— The next generation of the Sloan Digital Sky Survey (SDSS-V), directed by Carnegie’s Juna Kollmeier, will move forward with mapping the entire sky following a $16 million grant from the Alfred P. Sloan Foundation.

Giant Magellan Telescope Organization casts fifth mirror

Pasadena, CA—The Giant Magellan Telescope Organization (GMTO) today announced that it has initiated the casting of the fifth of seven mirrors that will form the heart of the Giant Magellan Telescope (GMT).

Milky Way’s “most-mysterious star” continues to confound

Pasadena, CA— In 2015, a star called KIC 8462852 caused quite a stir in and beyond the astronomy community due to a series of rapid, unexplained dimming events seen while it was being monitored by NASA’s Kepler Space Telescope.

Found: Six galaxies from when the universe’s lights came back on

Washington, DC— New work from a research team including the director of Carnegie’s Las Campanas Observatory, Leopoldo Infante, has tripled the sample size of known galaxies that can teach scientists about a key period in the universe’s history, when the l

Postdoc Spotlight: Marja Seidel

Postdoc Marja Seidel is an explorer of both space and Earth. Find out more about her search for missing dark matter and her passion for outreach projects around the world. Q: What questions drive your research? What is the universe made of? We only know the answer for about 5 percent of the...

Las Campanas Observations: Vernal Equinox 2017

Desierto Florido... Following record rains and winter snowstorms in June, July, August, and September, the observatory is verdant and the desert is in bloom at the start of spring. The flowering desert has also lead to abundant wildlife sharing our mountain as witnessed by the MagAO team on their...

Letter from the Director: September 2017

The 100-inch Hooker telescope at Mount Wilson Observatory, California. Photo by Cynthia Hunt. Dear Friends of Carnegie Observatories, I hope you had a healthy and happy summer. As with many of you, the highlight of my summer was witnessing the Great American Eclipse on August 21st. Many of our...