gemini north observatory

Latest about gemini north observatory

A series of glowing blue and white streaks move from the top left of the image to the bottom right of the image, against a dark background

Comet C/2025 K1 (ATLAS) crumbles apart in stunning new telescope images

By Elizabeth Howell Published

The comet broke into pieces after making a close approach around the sun in October 2025.

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Comets
A screenshot of a yellow dot which is comet 3I/ATLAS in the middle of a green and purple background

I watched scientists track interstellar comet 3I/ATLAS leaving the solar system in real-time: 'This is some prime-time science'

By Kenna Hughes-Castleberry Published

"These images are not just pretty."

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Comets
A series of white streaks move in a circular fashion in a green night sky all over the lit up dome of an observatory at the bottom right of the image.

Star and satellite streaks in a green night sky | Space photo of the day for Nov. 12, 2025

By Kenna Hughes-Castleberry Published

The dome of the Gemini North telescope can be seen on top of Mauna Kea in Hawaii, with shimmering star trails and satellite streaks arcing overhead.

Astronomy
In this long exposure image, a series of rings and streaks in concentric circles fill the colorful blue, orange, and green night sky with a domed roof of an observatory below.

Stars and satellites streak over Gemini North telescope | Space photo of the day for Oct. 17, 2025

By Kenna Hughes-Castleberry Published

A striking new image from the Gemini North telescope captures the changing face of the night sky, where stars mingle ever more frequently with satellite trails.

Astronomy
A round dome and three straight lines forming a triangle over a golden starry background

Satellites trace a triangle above Gemini North Telescope | Space photo of the day for June 30, 2025

By Kenna Hughes-Castleberry Published

The satellites were seen in the night skies near the summit of Mauna Kea in Hawaii.

Astronomy
Artist’s impression of a dwarf galaxy undergoing tidal stripping

These small galaxies were shredded by their larger siblings — but they survived

By Sharmila Kuthunur Published

The rare dwarf galaxies were likely victims of galactic cannibalism.

Galaxies
Andromeda Revealed: New Closeups of Our Galactic Neighbor

Andromeda Revealed: New Closeups of Our Galactic Neighbor

By Ker Than Published

A flurry of new images from ground and space telescopes are refining astronomers' ideas about our galactic neighbor Andromeda.

Galaxies