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The Space Exploration Collection

3 exclusive items, 7 in total to learn, celebrate, and commemorate the life-changing space explorations in history.

6" Mars Globe

Explore the Red Planet, available for a limited time

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Perseverance rover: How it works and what it will do

Equipped with a rock-blasting laser, two microphones, 23 cameras, and a helicopter — NASA’s latest rover will soon explore the Red Planet like never before. Read more >>>
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The Beginning to the End of the Universe

Walk yourself through the history (and future) of the cosmos with our special series of articles. A cold, lonely death >>>

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Arecibo is dead. Should its replacement be on the Moon?

NASA may finally be serious about the idea of building a large radio telescope in a lunar crater. Read more >>>


Olympus Mons: Mars' massive volcano
Moon Village:
Humanity's first step toward a lunar colony?
Read more >>>
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Humans have occupied the ISS for 20 years

Put another way, spaceship Earth hasn't had all its humans onboard for two full decades. Read more >>>

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Gobekli Tepe: The world’s first astronomical observatory?
Pseudoscience and genuine archaeological mysteries surround humanity's oldest known temple. Read more >>> 
2021 Calendar
Explore deep space mysteries with this 2021 calendar!


Inside star cities

Watch editor David J. Eicher introduce his latest book on galaxies, or order now!

"Mars Underground"

How a group of students sparked a return to the Red Planet. 

Read more >>>

Martian stargazing

Dark, dusty skies.

Watch now >>>

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Take a trip you'll never forget!
With a range of exciting adventures to choose from, you're sure to find a trip that's perfect for you.  Explore trips now >>>
Astronomy Exclusive

Enjoy putting together this 500-piece puzzle featuring Mystic Mountain.

Disappearing Moon

Without our satellite, the planet would wobble, dramatically affecting seasons and climate.

Read More >>>

BlackHoleArtists
'It's a haunting thing'

Space artists discuss the first black hole image.

Read more >>

Perseverance rover: How it works and what it will do

Equipped with a rock-blasting laser, two microphones, 23 cameras, and a helicopter — NASA’s latest rover will soon explore the Red Planet like never before. Read more >>>

PICTURE OF THE DAYsee all »

The first one

The Dumbbell Nebula, also known as Messier 27, is a planetary nebula in the constellation Vulpecula the Fox. It lies 1,230 light-years away and carries the distinction of being the first planetary nebula to be discovered. Charles Messier found it in 1764.
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