The CHARA W1 telescope, and the light pipes that serve it and the W2 telescope 100 meters away.

Archive photo of the ‘Alopeke team working with engineers at Gemini North in 2017.

A detailed view of the object ZTF18aaxyrhy shows the complete history of alerts. The page links to entries for the object in…

The ANTARES team and collaboration has submitted more than 30 ATELs in the past year, confirming transient objects flagged by…

A web-based search interface allows users to query the ANTARES database along a number of different dimensions: properties of…

The new GIRMOS logo, designed by Anne-Sophie Poulin-Girard (Laval University)

Staff from Gemini and KASI discuss proposed design updates for the IGRINS-2 instrument.

Image cutouts for several member galaxies in cluster SXDF49, sorted by redshift. The cutouts were obtained using the Simple…

Left: Emission-line diagnostic diagram of over 200,000 SDSS galaxies, with line measurements from SDSS DR 12. The color-coded…

Restart of Limited NOIRLab Operations at Kitt Peak, Cerro Pachón and Cerro Tololo.

The light curve of illustrates the rapid optical decline expected for all electromagnetic counterparts of NS-NS and NS-BH…

NEWFIRM installed on the Mayall Telescope

During the review, committee members and attendees discuss the updated detector electronics design in IGRINS-2.

Daily COVID-19 infection rates per 100,000 people at each of our sites, smoothed with a 14-day running average.

First light spectrum of 51 Pegasi as captured by NEID on the WIYN telescope. This image shows the light from the star, highly…

Image of the NEID fiber feed (Port Adaptor) mounted on the WIYN telescope obtained during commissioning of the instrument. The…