Solar System

Latest about Solar System

Inside the eye of Hurricane Erin, as seen by a U.S. Air Force "Hurricane Hunter" plane.

Fly through the eye of Hurricane Erin and see the powerful storm from space (video)

By Meredith Garofalo published

Take a flight with us to see Hurricane Erin through the eyes of NOAA satellites and the Air Force's Hurricane Hunters.

Earth

What is the moon phase today? Lunar phases 2025

By Tariq Malik, Daisy Dobrijevic last updated

Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

Reference
a bright dot leaves a hazy trail behind it as it flies in front of background stars

'Devil Comet' contains 'strongest evidence yet' that comets delivered water to Earth

By Stefanie Waldek published

While observing the Halley-type comet 12P/Pons-Brooks with ALMA and NASA's Infrared Telescope Facility, researchers determined that the comet's water is strikingly similar to the water on Earth.

Comets
A planet with red patches and cream patches against a dark background.

Think you know our solar system's dwarf planets? Test your skills with our new quiz!

By Kenna Hughes-Castleberry published

Pluto isn't the only dwarf planet residing in our solar system. Try your hand at naming the others!

Dwarf Planets
A gray image showing the fault lines, craters, and pockmarks on the surface of Mercury

How much has Mercury shrunk?

By Sarah Stanley published

Mercury is still shrinking as it cools in the aftermath of its formation; new research narrows down estimates of just how much it has contracted.

Mercury
a grey orb dotted with craters

Mercury quiz: How well do you know the Swift Planet?

By Kenna Hughes-Castleberry published

This quiz will explore the facts, the fun and the fascinating quirks of our solar system’s speedster, Mercury

Mercury
A forest of burnt trees stand on barren ground on a hillside

How the nature of environmental law is changing in defense of the planet and the climate

By Dana Zartner published

The effects of Earth's changing climate is driving up the number of legal suits related to environmental issues

Earth
a grey, dusty orb in space

Moon quiz: For all lunatics

By Kenna Hughes-Castleberry published

Think you know Earth's moon? Test your knowledge in a lunar quiz!

The moon
Two rows of power lines are seen in a orange and blue sunrise.

If everyone in the world turned on the lights at the same time, what would happen?

By Harold Wallace published

Beyond powering lights, it's also important to think about where all that light would go.

Earth

Whose moon is it anyway? A matching space quiz

By Kenna Hughes-Castleberry published

In this quiz, you’ll test your cosmic knowledge by matching each moon to the planet it calls home.

Solar System
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