"Only very old stars can harbor mature planets.
Only in their midst are we likely to find life or civilization."
This day in 1998: Launch of Deep Space 1 asteroid/comet mission.

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Ancient Suns

From Extrasolar, Earth-like Planets to the Mysteries of Our Own World's Ancient Past

Today's Featured Item

Space for Kids Astronomy.Kids Astronomy: Choosing a planet too close to its sun.

Kids' Astronomy

Make Your Own Planet

You get to choose what kind of star, how big a planet, how close and much more.

1) Choose Your Star

Here you pick what kind of star to have. This tells us how big the star is. It also tells us how hot it is. This star will be the sun to your new planet. This includes only normal "dwarf" stars (V) — no dense white dwarfs (D, for "degenerate"), no black holes, and no giant stars (IV, III, II or I). Read more...

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Extrasolar Planets for Humanity

Stellar Close-up

Space Travel

Extrasolar planets
stellar close-up buttons, including extrasolar planets
starship in extrasolar planet system, Castor
  In search of planets that look like Earth beyond the Solar system. It takes a certain kind of star to harbor habitable extrasolar planets.
  A detailed look at interesting star systems, some possible exoplanet stars, comparing those stars to the Solar system and to Earth.
  The dream of flight, and by extension travel to the stars, has touched the mind of humanity for centuries, perhaps even since the beginning.

Space Facts

For Kids

Ancient Earth

Space Facts question marks
kids astronomy balloon and sun
ancient Earth pyramid and sphinx
  About stars, planets, moons, astronomy and science terms. Includes frequently asked questions about the universe.
  Just for kids (and the young-at-heart): Learning about stars, planets, galaxies, history and a whole lot more.
  Our own planet has an interesting history, some of it filled with myth and legend.

Space Fiction

Star Gallery

Astronomy Software Review

Space fiction starship takes off from Earth-like extrasolar planet
extrasolar art gallery, including extrasolar planets
astronomy software Stars in the NeighborHood
  Tales from the imagination. New suns, alien worlds and strange, exotic civilizations.
  Colorful views of alien planets, twin suns, binary moons, ancient ruins and bright nebulas.
  3D Space software to explore the universe, especially those stars near our own sun. Discover where the extrasolar planets are known to exist.

Galaxy City Shopping

Site Map & Links

Contact Us

Shop Galaxy City logo
stellar close-up buttons, including extrasolar planets
starship in extrasolar planet system, Castor
  The Ancient Suns store — Space and Astronomy Books, Telescopes, Videos, Software and a universe more.
  Where to find more information about stars and planets.
  For questions about stars, planets, this website, science or anything else in the universe.
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Become a Patron

For as little as $1 per month, you can be part of the inner circle of artistic creation (Rod Carl Martin's Ancient Suns website, books, videos, blogs, infographics, software and more). Your contribution comes with rewards not available to the general public. Click the button above for more information.

Interstellar Adventure

Stars in the NeighborHood space software

Your Thought-provoking space opera adventure awaits you.


Space Fiction space
For the Love of Kark

The sinister Hamilton Club has licked its wounds and now has an alien ally who can destroy humanity's future. Vormin Kark may have a tiny body, but he has the resources to conquer the galaxy.

"Got it Solved" Attitude

This novel is a coming-of-age story. But Gordon Roanhorse is not just any rich man's son. His aerospace industrialist Apache father is the "Bridge Builder to the stars"—Jason Roanhorse.

A whopping 742 pages of adventure available in Kindle and trade print.

C e l e b r a t i n g     t h e     S p i r i t     o f     A d v e n t u r e
"The Eagle has landed." —Neil Armstrong, astronaut
A d v e r t i s e m e n t s
A Classic on Extrasolar Planets!
Stephen Dole of RAND Corporation and best-selling author Isaac Asimov team together to lay out the original specs for a habitable planetary system. This gave us the blueprint on what to look for.

Superb Internet

Imagine Man Throughout the Galaxy
With a forward by Arthur C. Clarke, brazen plan for colonizing the galaxy in 8 "easy" steps. Wonderfully optimistic and beautifully detailed!

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