
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

Around the world in 80 telescopes: a space trivia quiz
By Kenna Hughes-Castleberry published
This quiz explores the world's most powerful telescopes and observatories — on Earth and beyond.

Comet Lemmon lights up the sky over Spain | Space photo of the day for Nov. 11, 2025
By Kenna Hughes-Castleberry published
This image captures Comet Lemmon in dramatic fashion, its bright coma and faint tail arcing across the starfield.

Volcano belches ash over Chile | Space photo of the day for Nov. 10, 2025
By Kenna Hughes-Castleberry published
The European Space Agency's Copernicus Sentinel-2 satellite mission captured a plume of ash over the Planchón-Peteroa volcanic complex.

Space.com headlines crossword quiz for week of Nov. 3, 2025: Which meteor shower peaked this week?
By Kenna Hughes-Castleberry published
Test your space smarts with our weekly crossword challenge, crafted from Space.com’s biggest headlines.

SpaceX's fiery Falcon 9 comes in for a landing | Space photo of the day for Nov. 7, 2025
By Kenna Hughes-Castleberry published
The Bandwagon-4 rideshare mission, which launched on Nov. 2, sent 18 payloads to orbit and, like most SpaceX launches, featured a rocket landing.

Wildfires are getting more intense around the world due to human-driven climate change
By Kenna Hughes-Castleberry published
A new global wildfire report reveals how human-caused warming made fire weather dozens of times more likely — and shows how satellites are helping scientists track the planet's future.

The moon looks set to roll down a ridge | Space photo of the day for Nov. 6, 2025
By Kenna Hughes-Castleberry published
In Cerro Pachón, a full moon lights up the desert night sky and shows its many features.

The Milky Way arcs over the Very Large Telescope | Space photo of the day for Nov. 5, 2025
By Kenna Hughes-Castleberry published
Under the untouched darkness of Chile's Atacama Desert, the European Southern Observatory's Very Large Telescope stands beneath an arching Milky Way.

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

The hunt for dark matter: a trivia quiz
By Kenna Hughes-Castleberry published
This quiz dives into the mysterious world of dark matter — what we know, what we don't, and how scientists are chasing shadows across the cosmos.

Hubble sees spiral galaxy in Lion's heart | Space photo of the day for Nov. 4, 2025
By Kenna Hughes-Castleberry published
The European Space Agency and NASA's Hubble Space Telescope recently visited the spiral galaxy NGC 3370

Rubin Observatory basks in galactic glow | Space photo of the day for Nov. 3, 2025
By Kenna Hughes-Castleberry published
A new panorama from the Rubin Observatory captures the Milky Way in vivid detail.

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.
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