Las Campanas Observations: Winter Solstice 2017

Winter is coming... ...a little early in May this year with a strong storm front that delivered two years worth of rain in less than two days to La Serena along with a light blanket of snow across LCO. Wonderful long nights have had observations interrupted by strong winds and high humidity on...

Letter from the Director: June 2017

Star trails above the thirty millimeter telescope (TMMT) at Las Campanas Observatory. Photo by Rachael Beaton. Below: Carnegie-Princeton Fellow Eduardo Bañados and Nashman Fellow Stephanie Tonnesen. Dear Friends of Carnegie Observatories, This issue marks our fourth edition of our digital...

Las Campanas Observations: Autumnal Equinox 2017

On the date that the northern and southern hemispheres of our Earth are equally illuminated by the Sun, we celebrate the successful commissioning of the APOGEE-2S spectrograph on the Irénée du Pont 2.5m telescope at LCO. Left: Spectrograph housed in the recently finished clean-room environment...

Letter from the Director: March 2017

APOGEE plug plates at the du Pont telescope. Photo by Francesco di Mille. Below: Edwin Hubble and James Jeans at the 100-inch Hooker telescope, circa 1922, courtesy Carnegie Observatories Photographic Collection at the Huntington Library. DuPont telescope, photo by Charlie Hull. Dear Friends of...

15th Annual Open House a Success!

On Sunday, October 16th we held the 15th annual open house at our Santa Barbara St. campus. With the help of over 50 volunteers from Carnegie, GMTO, Caltech and JPL, we hosted a variety of displays and family-friendly activities and welcomed more than 600 guests from 2pm to 5pm that afternoon. This...

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