
DECam’s Deep View of Abell 3667 Illuminates the Past of a Galaxy Cluster and the Future of Astronomical Imaging
An actively merging galaxy cluster is featured in this image assembled from a total of 28 hours of observations with ...

Gemini North Discovers Long-Predicted Stellar Companion of Betelgeuse
Astronomers have discovered a companion star in an incredibly tight orbit around Betelgeuse using the NASA and U.S. National Science ...

Gemini North Observes Comet 3I/ATLAS
Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has ...

International Gemini Observatory and SOAR Discover Surprising Link Between Fast X-ray Transients and the Explosive Death of Massive Stars
Using a combination of telescopes, including the International Gemini Observatory, funded in part by the U.S. National Science Foundation and ...

Ever-changing Universe Revealed in First Imagery From NSF–DOE Vera C. Rubin Observatory
The NSF-DOE Vera C. Rubin Observatory, a major new scientific facility jointly funded by the U.S. National Science Foundation and ...

Mark Your Calendars! NSF–DOE Vera C. Rubin Observatory Will Unveil First Look Images on 23 June 2025
We invite you to attend the live stream of NSF–DOE Vera C. Rubin Observatory’s First Look event, taking place on ...

Circinus West: A Dark Nebula Harboring a Nest of Newly Formed Stars
A celestial shadow known as the Circinus West molecular cloud creeps across this image taken with the Department of Energy-fabricated ...

NSF NOIRLab Astronomer Discovers Oldest Known Spiral Galaxy in the Universe
An international team led by NSF NOIRLab astronomer Christina Williams has discovered the most distant spiral galaxy known to date ...

Gemini South Observes Shape and Origin of Near-Earth Asteroid 2024 YR4
Using observations from the Gemini South telescope in Chile, one half of the International Gemini Observatory, partly funded by the ...

Tantalizing Hints That Dark Energy is Evolving — New Results and Data Released by the DESI Project
The DESI collaboration has published a new analysis of dark energy using their first three years of collected data, which ...

Planetary System Found Around Nearest Single Star
Using in part the Gemini North telescope, one half of the International Gemini Observatory, partly funded by the U.S. National ...

DESI Uncovers 300 New Intermediate-Mass Black Holes Plus 2500 New Active Black Holes in Dwarf Galaxies
Within the Dark Energy Spectroscopic Instrument’s early data, scientists have uncovered the largest samples ever of intermediate-mass black holes and ...