Posts by 

Kelly Kizer Whitt

The constellation Cepheus the King looks like a house

The constellation Cepheus the King is visible from the Northern Hemisphere every night of the year due to its close location to Polaris, the North Star.

DART mission will hit and move an asteroid

The DART mission is due to launch November 23-24, 2021. It'll head to the moonlet of asteroid Didymos, where it'll crash into and slightly push the moonlet.

Tiny-alien invasion risk: More space biosecurity measures needed?

Scientists urge the space industry to prepare for a tiny-alien invasion. They urge biosecurity measures to protect Earth and other planets from cross contamination of microbes.

November deep sky: Nebulae, clusters and more

The November deep sky holds beautiful sights that you can see with your own eyes, or enjoy through these amazing photos taken by our own EarthSky community.

Ceres at opposition November 27

Ceres at opposition on November 27. The dwarf planet has been passing in front of the constellation Taurus the Bull all month, including near Aldebaran.

Rare moon halo photo, captured during lunar eclipse

Eliot Herman in Tucson, Arizona, took an incredibly rare moon halo photo during the partial lunar eclipse on November 19, 2021.

Tucana the Toucan is home to the Small Magellanic Cloud

Tucana the Toucan is a constellation in the Southern Hemisphere that's a cinch to spot. Just look for our little satellite galaxy, the Small Magellanic Cloud.

Double stars: How to find, observe and enjoy

This observing guide gives you a range of choices for seeing double stars with your eyes alone, with binoculars or with a telescope.

Kessler syndrome in real life? ISS astronauts shelter from debris

Space debris threatens ISS: the Kessler syndrome, a theory developed by NASA scientist Donald Kessler, predicts cascading collisions in orbit.

Landsat 9 returns its 1st Earth images

Landsat 9 took its first images of Earth on October 31, 2021. Enjoy these views of Earth from space, as Landsat 9 begins its monitoring of the land below.