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April 13, 2012

I Wonder Why

Nature has a vivid imagination, more so than any human. By venturing into unknown territory, discoveries will be made that tickle our imagination and enrich our minds.  On the frontier, you can once again see the world through the eyes of a child.

I wonder why the sky is up, and why the stars abound?
And why the Sun comes up each morn, and why the Earth goes ’round?
I wonder what the Sun on Mars, would bring at dusk and dawn?
I wonder what two moons would say, from Earth lit sky when Sun is gone
I wonder if Mars mountain crags would be a sight to hold?
I wonder if I’d dare to climb, how could I be so bold!
I wonder when Man’s mind will grow, and cease to be so small
I wonder when we’ll venture forth, I hope before we fall
I wonder if we’ll never dare, to reach up through the sky
Forever doomed to live on Earth, and this, I wonder why?

A double fisheye view



Posted By: Don Pettit — Exploration | Link | Comments (2)

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March 14, 2012

Mar Del Fuego

Tierra del Fuego, the land of fire, was what Magellan named the tip of South America in 1520. He had seen the fires set by local inhabitants who did not want the Portuguese explorer to set foot on their land.

A new page in the history of this distant part of our globe is now being written. Oil has been discovered off the eastern shore of Tierra del Fuego, and Argentina is building offshore platforms to access it. Brightly lit, they appear from orbit as constellations—not in the starry sky, but on the surface of the sea. Collectively, they are one of the most brightly-lit areas I have seen anywhere on Earth (except for Las Vegas, which still holds the title). From my orbital perspective, this is no longer Tierra del Fuego but Mar del Fuego.

In these pictures taken from Space Station, the dim lights from Tierra del Fuego, visible in the background in the first image below, do not hold a candle to the bright lights of the offshore oil platforms. Click on the images to see them larger.



Posted By: Don Pettit — Exploration,International Space Station | Link | Comments (6)

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December 14, 2011

What Makes an Explorer?

Islands of blue (actually clouds), as seen by an explorer on the orbital frontier.

There is a type of social deviate who doesn’t fit in, and who naturally seeks the freedom of the wilderness. The American frontier was settled by that kind of spirit. Ironically, the wilderness of space requires a high degree of social conformity before you are allowed to enter, so today’s pre-selection of candidate explorers effectively requires a different personality type from those who historically ventured into the frontier.

Exploration by individuals or small groups dates from the Stone Age, and is principally responsible for humanity’s infestation of the entire globe. It is undirected and seemingly random, and social progress is achieved more by accident than by design. This is exploration in its purest form—exploration to satisfy human curiosity, in a constant search for new places to live and resources to use. To partake in this kind of exploration is simple: You just go.

Another type of exploration is more organized, and is done by countries and governments. Historically such explorations were made for exploitation: the taking of natural resources, the control of key geographic regions, and eventually, colonization. Exploration was a wealth-creating enterprise that, if consistently pursued over decades, returned orders of magnitude on the initial investment. This kind of exploration is no longer possible on Earth.

Society-sponsored exploration has therefore shifted from exploitation to knowledge acquisition. We explore today for science, for new knowledge that will tickle our imaginations and enrich our minds. This exploration is well planned and conducted by professional explorers selected in part for their ability to conform. At the same time, exploration has shifted from a wealth-generating activity to a wealth-consuming activity.

One aspect of this gentler age of exploration is the difficulty in maintaining a consistent level of effort over a period long enough to make progress. Meaningful exploration on today’s frontier requires about ten years, sometimes more, of consistently directed effort before significant scientific returns are seen. The shift from wealth generation (exploitation) to wealth consumption (knowledge) creates a constant battle for justification of the investment.

As space technology advances, we will reach the point where we started in the Stone Age: Exploration with no more justification than individual curiosity. Such an eventuality will open the Petri dish of Earth and allow this infestation called humanity to contaminate our solar system.



Posted By: Don Pettit — Exploration | Link | Comments (3)

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    I am an engineer by schooling, a scientist by profession, and an explorer by heart. I train to fly in space, and on occasion, find myself in orbit.
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