Posts by 

Kelly Kizer Whitt

Forms of aurora: Arcs, curtains, coronas and more

Here are some of the forms of aurora that you might see. Some are more common, such as diffuse glows, while others are a sign of a big geomagnetic storm.

See the best northern lights photos of 2025

The blog Capture the Atlas announced its 2025 Northern Lights Photographer of the Year contest. See 10 of the best northern lights photos here.

Apollo 17 – last human footsteps on the moon – 53 years ago

It's been 53 years since humans last set foot on the moon. The Apollo 17 astronauts left the lunar surface on December 14, 1972.

Proximity to a supermassive black hole doesn’t spell doom

Scientists found that stars in the "S-cluster," a group of young, high-velocity stars orbiting our galaxy's central supermassive black hole, have stable orbits.

Mercury’s sodium tail is now appearing in special filters

On December 3, 2025, Steven Bellavia imaged Mercury's sodium tail flowing away from the sun. See the image here and read more about Mercury's tail.

The Nancy Grace Roman Space Telescope is now complete!

The Nancy Grace Roman Space Telescope is now complete! The infrared space telescope could launch as early as fall 2026. Read more about it here.

7 weird things space does to the human body

Humans are adapted to earthly life. Here are 7 weird things space does to the human body. Knowing these challenges, would you be willing to go to space?
Earth

Wisdom, oldest bird, returns with mate to Midway Atoll!

Wisdom, a beloved Laysan Albatross, is the oldest known bird. At 75, she returned (with her mate) to Midway Atoll in November 2025 for another breeding season.

A peek inside Webb’s Cosmos, in media we love

"Webb's Cosmos" is a new coffee-table book displaying some of Webb's greatest images. Learn more about the book and get a peek inside here.

Yellowstone earthquakes rattle underground ecosystems

Yellowstone earthquakes are regular occurrences in this geologic hotspot. Scientists have studied how they change life underground.