
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

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.

Strange New Words: Space's sci-fi reader's club
By Kenna Hughes-Castleberry, Ian Stokes published
Join Space.com's monthly, virtual reading community where we enjoy science fiction one short story at a time.

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.

May the trivia be with you: a 'Star Wars' quiz
By Kenna Hughes-Castleberry published
This 'Star Wars' quiz is your chance to prove your knowledge of the saga that changed cinema — and pop culture — forever.

JWST compares gravitational lensing | Space photo of the day for Oct. 10, 2025
By Kenna Hughes-Castleberry published
A compilation of various images from the James Webb Space Telescope shows the effects of gravitational lensing caused by dark matter.

Infrared and informed: The ultimate James Webb Space Telescope quiz
By Kenna Hughes-Castleberry published
This quiz is your chance to explore the wonders of the James Webb Space Telescope, from its mind-blowing discoveries to the science behind its design.

NASA's Lunar Electric Rover rolls across Arizona | Space photo of the day for Oct. 9, 2025
By Kenna Hughes-Castleberry published
NASA's Lunar Electric Rover was tested in Arizona's rugged desert terrain to simulate lunar exploration and refine designs for future missions.

Near-Earth asteroid zooms past Antarctica | Space photo of the day for Oct. 8, 2025
By Kenna Hughes-Castleberry published
A newly discovered asteroid, 2025 TF, skimmed past Earth closer than many satellites and was photographed by the Catalina Sky Survey and ESA's planetary defense programs.

Why is humanity obsessed with aliens? Q&A with 'First Contact' author Becky Ferreira
By Kenna Hughes-Castleberry published
The new science book "First Contact" is a vivid, humorous and deeply informed exploration of the many ways humanity has imagined, and actively searched for, life beyond Earth.

Cosmic clouds caught by Hubble Telescope | Space photo of the day for Oct. 7, 2025
By Kenna Hughes-Castleberry published
A recent view from Hubble shows the Large Magellanic Cloud, where newborn stars sculpt dense gas and dust.

Polishing a telescope mirror to perfection | Space photo of the day for Oct. 6, 2025
By Kenna Hughes-Castleberry published
To keep the Very Large Telescope (VLT) at peak performance, ESO engineers carefully recoat its enormous mirrors.

Trivia in orbit: How well do you know the ISS?
By Kenna Hughes-Castleberry published
This quiz will test your grasp of everything from orbital mechanics and international partnerships to basic facts about the International Space Station

Meteor mania: the ultimate meteor space quiz
By Kenna Hughes-Castleberry published
This quiz will take you on a journey through fiery facts, explosive history, and the science behind these fireballs.

NASA pilot suits up to scan the Earth | Space photo of the day for Oct 3. 2025
By Kenna Hughes-Castleberry published
As NASA's ER-2 aircraft takes flight over the American Southwest, the GEMx mission is using high-altitude hyperspectral imaging to uncover Earth's hidden mineral resources

Telescope sees binary star's beautiful rainbow spectra | Space photo of the day for Oct. 2, 2025
By Kenna Hughes-Castleberry published
A new rainbow spectrum from the STELES instrument on Chile's SOAR Telescope captures Eta Carinae in unprecedented detail.
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