Home - RocketSTEM

Inspiring Earth's Next Generation of Explorers Since 2012

Curious Kids Universe

How many stars are there in the Universe?

July 25, 2025

Curious Kids Moon

Why do some planets have moons and others don’t?

July 24, 2025

Curious Kids Earth

How has the inside of the Earth stayed hot for billions of years?

July 23, 2025

Curious Kids Mars

Is Mars really as red as people say it is?

July 22, 2025

Have we made an object that could travel 1% the speed of light?

July 21, 2025

Newest Articles

How high could I jump on the Moon?

Jacco van Loon July 20, 2025

Here’s how we can study interstellar objects passing through solar system

Billy Bryan July 17, 2025

Do photons wear out? How light has ability to travel vast cosmic distances without losing energy

Jarred Roberts July 15, 2025

Our moon has been drifting away from Earth for 2.5 billion years

Joshua Davies July 11, 2025

Another puzzling interstellar object spotted whizzing through solar system

Darryl Z. Seligman July 6, 2025

Early visions of Mars: 19th-century astronomer used science fiction to imagine the Red Planet

Matthew Shindell July 3, 2025

Where is the center of the universe?

Rob Coyne June 30, 2025

Earth’s magnetic field moves, flips, and protects us from radiation

Ofer Cohen June 26, 2025

Shelf Space

Soleil Moon Frye wants to take Punky Power into space

Scientists on their favorite science fiction

Piers Bizony peers into NASA’s history through the lens of Hasselblad cameras

QuizMe: Space Quizzes

color image of pluto taken by nasa's new horizons spacecraft

QuizMe: Pluto

QuizMe: Mars Exploration

QuizMe: Mars, The Red Planet

QuizMe: SpaceX

QuizMe: Hubble Space Telescope

QuizMe: Project Apollo

QuizMe: Neil Armstrong

QuizMe: Our Solar System

Interviews

Soleil Moon Frye wants to take Punky Power into space

Bringing Mars rocks to Earth; scientist explains the tech, goals

Al Worden on the honor of being an astronaut

Tim Peake ready to become United Kingdom’s official ISS resident

Word Games & More

Voyager Missions Word Search

Stay busy with NASA’s Artemis coloring and activity pages

Artemis I Mission Word Search

International Space Station Word Search

New NASA Posters Feature Cosmic Frights for Halloween

Ice and Stone 2020 Word Search #3

Project: Make a paper Mars helicopter

Mars Exploration Word Search

prev next

Astronomy

Another puzzling interstellar object spotted whizzing through solar system

Early visions of Mars: 19th-century astronomer used science fiction to imagine the Red Planet

Brief history of how we brought the stars indoors to planetariums

Rubin Observatory assembling the most complete time-lapse record of the universe

Earth

How has the inside of the Earth stayed hot for billions of years?

Earth’s magnetic field moves, flips, and protects us from radiation

Final SLS Green Run test goes the distance

International Space Station

The SpaceX Falcon 9 rocket and Crew Dragon capsule stand vertically atop Launch Complex 39A at NASAs Kennedy Space Center in Florida ahead of an aborted launch attempt of the Axiom 4 commercial crew mission to the International Space Station. Credit: Ken Kremer

Axiom-4 commercial astronaut mission to ISS scrubs due to LOX leak

antares rocket soars into sky during launch from wallops island, virginia

S.S. Ellison Onizuka on way to ISS after successful launch

Northrop Grumman to launch its 16th resupply mission to the ISS

Without gravity, what happens to our cells in space?

Lunar Exploration

Why do some planets have moons and others don’t?

How high could I jump on the Moon?

Our moon has been drifting away from Earth for 2.5 billion years

Mars

Is Mars really as red as people say it is?

Early visions of Mars: 19th-century astronomer used science fiction to imagine the Red Planet

Where does Mars exploration stand a decade removed from ‘The Martian’ release?

Scientists discover ancient buried beach on Mars

Solar System

Here’s how we can study interstellar objects passing through solar system

Another puzzling interstellar object spotted whizzing through solar system

Radioisotope generators are the ‘nuclear batteries’ that power faraway spacecraft

Universe

How many stars are there in the Universe?

Here’s how we can study interstellar objects passing through solar system

Do photons wear out? How light has ability to travel vast cosmic distances without losing energy

Where is the center of the universe?

Ice and Stone

This Week in History: December 27-31

Comet of the Week: Kohoutek 1973f

Special Topic: Putting It All Together

This Week in History: December 20-26