Gemini South on the summit of Cerro Pachón in Chile (left) and Gemini North on the summit of Maunakea in Hawai’i (right)

In May 2019 SpaceX launched its first batch of 60 Starlink communication satellites, which surprised astronomers and lay people…

Juan Andrade, CTIO Mechanics, prepares the tube of CO2 before the cleaning process of the primary mirror of the Víctor M. Blanco…

Object number density (per square degree) in Mollweide projection for the five new surveys at Astro Data Lab. LS DR9 and S-PLUS…

NOIRLab and the Astro2020 Decadal Survey: Pathways to Discovery in Astronomy and Astrophysics for the 2020s.

Illustration concept of Gemini North Telescope projecting four laser beacons on the sky.

Artist’s impression of the fiery exoplanet WASP-76b — a so-called hot Jupiter, where it rains iron — which may be hotter than…

M2 reinstalled on the telescope. In the foreground are Clayton Ah Hee (senior optical technician) and Rody Kawaihae (mechanical…

This image shows Vera C. Rubin Observatory, currently under construction atop Cerro Pachón in the Chilean Andes. Rubin…