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Inspiring Earth's Next Generation of Explorers Since 2012

Curious Kids Mars

Can humans colonize Mars in the foreseeable future?

September 17, 2025

Curious Kids Earth

How was the Earth built?

September 10, 2025

Curious Kids Universe

Does outer space end – or go on forever?

September 3, 2025

Curious Kids Earth

Why does everything look flat even though the Earth is round?

August 27, 2025

Human Spaceflight Mars

Nuclear rockets are twice as fast – but designing them isn’t easy

August 15, 2025

Newest Articles

Special Topic: The “Building Blocks” of Life

Alan Hale August 15, 2020

From the pyramids to Stonehenge – were prehistoric people astronomers?

Daniel Brown August 14, 2020

This Week in History: August 9-15

Alan Hale August 8, 2020

Comet of the Week: Mrkos 1957d

Alan Hale August 8, 2020

Special Topic: Small Planetary Moons

Alan Hale August 8, 2020

Grounded by pandemic, NASA interns keep researching

Suzanne Mast August 7, 2020

UAE’s Mars mission aims to inspire citizens to pursue STEM fields

Wendy Whitman Cobb August 4, 2020

SpaceX Crew Dragon pinpoints first-ever splashdown in Gulf of Mexico

Ken Kremer August 3, 2020

Curious Kids

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Astronomy

Earth

International Space Station

Lunar Exploration

Mars

Solar System

Universe

Ice and Stone

Comet of the Week: SOHO C/1998 K10 and C/1998 K11

Special Topic: The K-T Event

This Week in History: May 24-30

Comet of the Week: “Caesar’s Comet” C/42 K1