Cerro Tololo Inter-American Observatory

[ ser-oh tuh-loh-loh in-tur-uh-mer-i-kuhn uhb-zur-vuh-tawr-ee; Spanish ser-raw taw-law-law ]

noun

1. an astronomical observatory in the Chilean Andes having a 156-inch (4-meter) reflecting telescope.

Example Sentences

This brings us to the recent telescopic observations at the Cerro Tololo Inter-American Observatory in Chile.

From Salon

A few years later, astronomers Pedro Bernardineli and Gary Bernstein found the object in archival data gathered by the Dark Energy Survey at the Cerro Tololo Inter-American Observatory in Chile.

From Scientific American

They first sighted it while working at the Cerro Tololo Inter-American Observatory in Chile over a decade ago when it was three billion miles from the Sun.

From BBC

Andrei Tokovinin, an astronomer at the Cerro Tololo Inter-American Observatory in La Serena, Chile, and a co-author of the study, suggests one explanation for how the system came to be: Three stars formed within an expansive gas cloud, all orbiting each other in a triple-star system.

From New York Times

The path towards Planet 9 began one night in 2012, when Sheppard and Trujillo were using the Cerro Tololo Inter-American Observatory’s telescope in Chile.

From The Guardian