
Kenna Hughes-Castleberry
Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics research institute. Kenna is also a freelance science journalist. Her beats include quantum technology, AI, animal intelligence, corvids, and cephalopods.
Latest articles by Kenna Hughes-Castleberry

Best sci-fi horror books: Top sci-fi horror reads to haunt your Halloween
By Kenna Hughes-Castleberry published
From Orwell's dystopian paranoia to Jeff VanderMeer's ecological nightmares, these science-fiction horror novels explore fear on every scale.

Halloween colors come to Kitt Peak Observatory | Space photo of the day for Oct. 31, 2025
By Kenna Hughes-Castleberry published
For Halloween, our space photo of the day shows a brilliant orange sunset over Kitt Peak Observatory in Arizona.

Peering into the eye of Hurricane Melissa | Space photo of the day for Oct. 30, 2025
By Kenna Hughes-Castleberry published
Europe's Copernicus Sentinel-2 satellite captured high-resolution views inside the eye of the powerful Hurricane Melissa.

Sun's far side erupts in satellite image | Space photo of the day for Oct. 29, 2025
By Kenna Hughes-Castleberry published
A massive coronal mass ejection erupted from the sun's far side late on Oct. 21, 2025 and was captured by a NOAA coronagraph.

The search for life: A space science quiz
By Kenna Hughes-Castleberry published
This quiz dives into the historic and scientific journey behind the search for life in the universe—testing your knowledge of the thinkers, missions, and discoveries that shaped our cosmic curiosity.

1st cosmic view from 4MOST looks pure sci-fi | Space photo of the day for Oct. 28, 2025
By Kenna Hughes-Castleberry published
The 4MOST instrument on the European Southern Observatory's VISTA telescope has captured its first light.

ESA's lunar lander on a simulated moon | Space photo of the day for Oct. 27, 2025
By Kenna Hughes-Castleberry last updated
With the Argonaut lunar lander and the LUNA simulation facility in Germany, the European Space Agency is building the technology and training to have life on the moon.

Lunar landscapes: Can you name that feature?
By Kenna Hughes-Castleberry published
This quiz will test your lunar savvy — from iconic craters and mysterious maria to the legendary Apollo landing sites.

Milky Way dazzles over Vera Rubin Observatory | Space photo of the day for Oct. 24, 2025
By Kenna Hughes-Castleberry published
Perched high in Chile's Andes, the Vera C. Rubin Observatory sees a breathtaking view of the Milky Way's southern arc.

Earth photobombs the sun in satellite image | Space photo of the day for Oct. 23, 2025
By Kenna Hughes-Castleberry published
A new image from NOAA's GOES-19 satellite has captured a rate celestial cameo: Earth itself appearing in the view of the spacecraft's solar coronagraph.

Satellites watch glaciers melting in Patagonia | Space photo of the day for Oct. 22, 2025
By Kenna Hughes-Castleberry published
New satellite imagery from the European Space Agency reveals nearly four decades of dramatic ice loss for two of Patagonia's largest glaciers.

NASA'd too hard: The ultimate NASA trivia quiz
By Kenna Hughes-Castleberry published
Test your knowledge of NASA's triumphs, setbacks, and space-age breakthroughs that define this space agency's legendary history.

'You're free!' Tiny Japanese satellites escape doomed space station years ahead of its fiery death | Space photo of the day for Oct. 21, 2025
By Kenna Hughes-Castleberry published
JAXA has successfully deployed three new Cubesats from the International Space Station's Kibo module, marking another step in democratizing access to space.

Hubble spies a glowing 'starburst ring' | Space photo of the day for Oct. 20, 2025
By Kenna Hughes-Castleberry published
NASA's Hubble Space Telescope captures the glittering spiral galaxy NGC 6951, where a central bar fuels a spectacular ring of newborn stars.

The final frontier of trivia: a 'Star Trek' themed quiz
By Kenna Hughes-Castleberry published
This quiz will test your knowledge of 'Star Trek' ships, species, episodes, and the ideals that explore the final frontier.

From page to planet: Sci-fi author match-up
By Kenna Hughes-Castleberry published
In this quiz, you'll be asked to pair famous sci-fi titles with their creators.

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.

Where the ridge meets the river | Space photo of the day for Oct. 16, 2025
By Kenna Hughes-Castleberry published
From above Earth, LandSat 9's keen eye captures a stunning Y-shaped meeting of ridge and river in China's Tarim Basin.

Deep-space dishes dot the desert | Space photo of the day for Oct. 15, 2025
By Kenna Hughes-Castleberry published
Beneath the shadow of Chile's Licancabur volcano, the Atacama Large Millimeter/submillimeter Array (ALMA) peers into the coldest and most distant reaches of the universe.

Connect the dots: A constellation quiz
By Kenna Hughes-Castleberry published
This quiz will take you on a journey through the legends, locations, and logic behind the constellations we know and love.

From caves to the cosmos | Space photo of the day for Oct. 14, 2025
By Kenna Hughes-Castleberry published
ESA astronaut Marco Sieber journeyed deep underground in Italy's Apennines for CAVES training

Rubin Observatory spins beneath the stars | Space photo of the day for Oct. 13, 2025
By Kenna Hughes-Castleberry published
The Vera C. Rubin Observatory's Simonyi Survey Telescope scans the heavens to start its decade-long exploration in the search for dark matter.

Moonrise moments: A skywatching quiz
By Kenna Hughes-Castleberry published
From phases to phenomena, this moon-themed skywatching quiz will test your lunar knowledge.
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