Posts by 

Kelly Kizer Whitt

Earth’s radio bubble marks how far our signals have traveled

Earth's radio bubble is the extent to which our radio broadcasts have traveled. The 1st intentional radio broadcast was on December 24, 1906. Where is it now?

Apollo 8 Earthrise photo Christmas Eve 1968

Astronaut William Anders took this iconic photo of Earthrise on the 4th orbit of the moon aboard Apollo 8 on December 24, 1968.

Top 6 favorite EarthSky videos from 2025. Watch them here!

Here are our top 6 favorite EarthSky videos from 2025. What will we share in 2026? Visit YouTube.com/@EarthSky to find out!

See the top 10 stories of 2025 from EarthSky

Here are the top 10 stories of 2025. An interstellar comet visited us, cameras captured a meteorite strike and an earthquake, and much more!

The Christmas Tree cluster, a December delight

The Christmas Tree cluster is a collection of sparking bluish-white stars. It is above a cone-shaped cloud of gas in the constellation Monoceros.

Earth’s atmosphere sheds onto the moon!

Researchers found Earth's atmosphere sheds onto the lunar surface thanks to the solar wind stripping particles, which then spiral along magnetic field lines.

Triangulum the Triangle in northern skies

The constellation Triangulum lies close to overhead in northern skies on December evenings. It contains the Triangulum galaxy, a gorgeous pinwheeling spiral.

Hotspots for Category 6 storms are growing

Category 6 storms - or extremely strong Category 5 hurricanes on the current scale - arise in hotspots on the globe, and those spots are growing.

Look for Cetus the Whale swimming in a celestial sea

Cetus the Whale is a huge constellation that swims in a sea of stars near constellations named for a river and fish. And it contains a wonderful variable star.

Fornax the Furnace: A dim constellation with galaxies galore

Fornax the Furnace appears as a few dim stars to the unaided eye but harbors galaxies from one orbiting the Milky Way to some at the edge of the universe.