Posts by 

Kelly Kizer Whitt

Astronomers find a galaxy without stars by accident

Astronomers pointed a radio telescope at the wrong coordinates in space and ended up discovering a primordial galaxy without stars.

Lepus the Hare hops through the January sky

Lepus the Hare is a constellation that lies below Orion. You can best spot it on January evenings. It's home to globular cluster M79.

The moon hid Antares on January 8, 2024. Photos here!

The global community of EarthSky photographers captured the scene as the moon hid Antares on the morning of January 8, 2024. See pics here!

OSIRIS-REx asteroid sample container finally unstuck

After months of effort, NASA has finally removed two stubborn fasteners that prevented access to the asteroid sample from Bennu.

2023 was the hottest year on record, data show

A combination of greenhouse gases, El Niño and other natural variations made 2023 the hottest year on record. Learn more here.

Canis Major and brilliant Sirius in the New Year

Canis Major the Greater Dog is most famous for being home to the brightest star in the sky, Sirius. You can see it in January following Orion from the horizon.

Small Magellanic Cloud revealed as 2 objects

A new study, not yet peer-reviewed, suggests the Small Magellanic Cloud may not be 1 galaxy but 2 star-forming regions superimposed along our line of sight.

Media we love: Planet Earth, Past and Present

Learn about Michael Carroll's book Planet Earth, Past and Present. The richly illustrated book looks at history, habitability, our solar system and more.

See a year of young moons in this photo composite

A young moon is when a thin crescent appears in the evening sky just after new moon. Enjoy this beautiful composite image of the 12 young moons of 2023.

Jupiter’s moon Io as you’ve never seen it

On December 30, 2023, the Juno spacecraft visited Jupiter's moon Io. It was the closest flyby of the volcanic moon in 20 years. See the images here.