Slopes, Streaks and Flows
Dark streaks occur on slopes on both the Moon and Mars. The Moon offers us some insight into how these features can form on all of the terrestrial planets
Ronald Greeley: A Gentleman and a Scholar
Some scientists are both great researchers and fine human beings. Ron Greeley was one of them.
Replicators Have Arrived
Three-dimensional printing technology can be used in conjunction with the material and energy resources of the Moon to build new space faring capabilities.
It’s a Gas, Man!
Newly recognized "hollows" on the planet Mercury help to inform us about the origin, history and processes associated with landforms on the Moon.
Let’s Argue About The Right Things
We seem to be in one of those periods in which basic reasons for doing what we do as a nation are called into question.
Destination: Moon or Asteroid? Part III: Resource Utilization Considerations
Part III: Resource Utilization Considerations
Destination: Moon or Asteroid? Part II: Scientific Considerations
Part II: Scientific Considerations
Destination: Moon or Asteroid? Part I: Operational Considerations
Asteroids became the next destination for human exploration as an alternative to the Moon
Splat! Two Moons over Miami?
A recent paper suggests that early in the history of the Solar System, two sub-moons collided to create Earth’s present-day Moon
Exotic volcanoes on the Moon
The flood of new data from the Moon continues to enlighten and puzzle lunar scientists
Visions Don’t Pass Away – A Tribute to John Marburger
Recently deceased John H. Marburger, former Science Advisor to President George W. Bush & Director of the White House Office of Science & Technology Policy
Faded Flags on the Moon
The probable current state of the Apollo American flags on the Moon: Symbolic?
NASA Shifts Into Neutral
By moving forward on their mission to convert the U.S. fleet of Space Shuttles into museum pieces, the administration has shifted NASA into neutral
Midwinter
One hundred years ago: Robert Falcon Scott and the crew of the Terra Nova enjoy a celebratory dinner, Midwinter's Day, Antarctica, 1911
From “One Small Step” to Settlement
Jeff Greason gives a talk at the recent International Space Development Conference in Huntsville, Augustine
Presidential Pronouncements on Space: Some 50th Anniversary Thoughts
Tomorrow is the 50th anniversary of President John F. Kennedy’s special address to Congress
Young Visitors Inspire Old Scientist
A perennial hand-wringing topic among policy geeks is America’s decline in math and science proficiency.
Who's short-sighted?
Apollo 17 Commander Eugene Cernan recently voiced his doubts and concerns over the future of the human spaceflight program
“Embrace the end of human spaceflight!”
"let us sit upon the ground. And tell sad stories of the death of kings” – Richard II, Act III, Scene 2
A Rationale for Cislunar Space
At a recent workshop on lunar return, a critical part of the discussion focused on the need for a statement of purpose – a value proposition for the Moon.
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