
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

Working on a 39-foot telescope dish | Space photo of the day for Sept. 10, 2025
By Kenna Hughes-Castleberry published
Chile is a hotspot for telescopes peering up into deep space to study structures like stars, black holes, dark matter and galaxies.

The hitchhiker's guide to literary sci-fi: A trivia quiz!
By Kenna Hughes-Castleberry published
From dystopian futures to interstellar adventures, this quiz explores the classics that dared to imagine the impossible—and the authors who made it unforgettable.

Moon blocks satellite views of the sun before lunar eclipse | Space photo of the day for Sept. 9, 2025
By Kenna Hughes-Castleberry published
Two NOAA satellites saw a solar eclipse on Sept. 7 as the moon blocked out the sun mere hours before a lunar eclipse was seen on Earth.

South Pole Telescope beneath a rainbow of colors | Space photo of the day for Sept. 8, 2025
By Kenna Hughes-Castleberry published
A panorama captures a breathtaking view of the night sky above a frozen landscape.

Astronomy or astrology? A quiz of science and stars
By Kenna Hughes-Castleberry published
Dive into the fascinating crossroads of astronomy and astrology — where science meets symbolism, and the sky tells two very different stories.

Don’t get burned! The ultimate sun quiz
By Kenna Hughes-Castleberry published
This quiz is a deep dive into the physics, history, and mysteries of our nearest star.

NASA Perseverance rover spies a 'turtle' on Mars | Space photo of the day for Sept. 5, 2025
By Kenna Hughes-Castleberry published
A recent close-up shows a turtle-shaped rock on the surface of Mars, captured by NASA's Perseverance rover.

Butterfly Star flaps its rainbow wings | Space photo of the day for Sept. 4, 2025
By Kenna Hughes-Castleberry published
This young star is surrounded by a protoplanetary disk, separating the "wings" of the butterfly.

Perseverance Mars rover rolls over Soroya Ridge | Space photo of the day for Sept. 3, 2025
By Kenna Hughes-Castleberry published
The Soroya Ridge was the recent destination in NASA's Perseverance rover's journey to explore the landscape of Mars.

I watched scientists view the interstellar comet 3I/ATLAS in real time. Here's what they saw
By Kenna Hughes-Castleberry published
"Once these objects get too faint to see, they will never be seen again,"

ISS astronauts serve up space sushi | Space photo of the day for Sept. 2, 2025
By Kenna Hughes-Castleberry published
Aboard the International Space Station, astronauts use creativity and culture to make life in orbit feel a little more like home.

33 hungry SpaceX Raptors from below | Space photo of the day for Sept. 1, 2025
By Kenna Hughes-Castleberry published
The view underneath SpaceX's Starship spacecraft shows the Super Heavy booster's complex array of 33 Raptor engines.

Pluto quiz: Can you figure out this dwarf planet?
By Kenna Hughes-Castleberry published
Think you know Pluto? From icy plains to planetary debates, this quiz dives deep into the mysteries of our solar system's most controversial—and captivating—dwarf planet.

Neptune Know-It-All: A Neptune trivia quiz
By Kenna Hughes-Castleberry published
In this quiz, you'll test your knowledge of Neptune's features, moons, and the science that keeps astronomers fascinated.

Uranus quiz: Do you know the Tilted Planet?
By Kenna Hughes-Castleberry published
This quiz will challenge your knowledge of Uranus's strange rotation, chilly atmosphere, and curious collection of moons.

NASA puts asteroid Bennu under the microscope | Space photo of the day for Aug. 29, 2025
By Kenna Hughes-Castleberry published
The near-Earth asteroid's microscopic surface tells a detailed story.

Where no gourd has gone before | Space photo of the day for Aug. 28, 2025
By Kenna Hughes-Castleberry published
The USS Enterprise, a 'Star Trek' spaceship, is created from pumpkins as part of a German contest.

Moon photobombs the sun in wild NOAA satellite image | Space photo of the day for Aug. 27, 2025
By Kenna Hughes-Castleberry published
The National Oceanic and Atmospheric Administration (NOAA) saw the moon pass almost directly in front of the sun and captured it on a coronagraph.

Mars quiz: How well do you know the Red Planet?
By Kenna Hughes-Castleberry published
This quiz will challenge your knowledge of Mars' features, missions, and mysteries.

ISS astronaut captures Egypt's glittering Nile River at night | Space photo of the day for Aug. 26, 2025
By Kenna Hughes-Castleberry published
The chain of lights shows the river's corridor from Minya to New Bani Sewf City to the heart of Cairo.

Venus quiz: How much do you know about this hottie?
By Kenna Hughes-Castleberry published
This quiz will test your knowledge of Venus' wild weather, strange geology, and mythological roots.

Radio dish on the move | Space photo of the day for Aug. 25, 2025
By Kenna Hughes-Castleberry published
It makes it easier to drive an extremely heavy radio dish when you can do it remotely.

Put a ring on it: Saturn trivia quiz!
By Kenna Hughes-Castleberry published
Could you be the Lord of the rings (of Saturn)? Try your hand at our Saturn-themed space quiz!
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