Category Archives: VLBI

Space Geodesy

 Project manager Stephen Merkowitz talks about his work with NASA’s Space Geodesy Project, including a brief overview of the four fundamental techniques of space geodesy: GPS, VLBI, SLR, and DORIS. Learn more about space geodesy at: http://space-geodesy.nasa.gov/ This video is … Continue reading

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Subtly Shaded Map of Moon Reveals Titanium Treasure Troves

A map of the Moon combining observations in visible and ultraviolet wavelengths shows a treasure trove of areas rich in Titanium ores. Not only is Titanium a valuable mineral, it is key to helping scientists unravel the mysteries of the … Continue reading

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LRO’s Crater Science Investigations

If you want to learn more about the history of Earth and other rocky planets in the solar system, craters are a great place to look. Now, thanks to LRO’s LROC instrument, we can take a much closer look at … Continue reading

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The Lunar Far Side: The Side Never Seen from Earth

                                                            Mass concentration (astronomy) This figure shows the topography (top) and corresponding gravity (bottom) signal … Continue reading

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LCROSS Observes Water on Moon

Data from the ultraviolet/visible spectrometer taken shortly after impact showing emission lines (indicated by arrows). These emission lines are diagnostic of compounds in the vapor/debris cloud.Credit: NASA LCROSS Impact Data Indicates Water on Moon11.13.09 The argument that the moon is … Continue reading

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On Gauss’s Mountain

You must understand that any corrections necessary are appreciated. The geometrical process spoken too here must be understood in it’s historical development to undertand, how one can see differently. Euclidean geometry, elementary geometry of two and three dimensions (plane and … Continue reading

Posted in Concepts, Earth, Euclid, Gauss, geometries, imagery, Interferometer, Non Euclidean, Projective Geometry, Riemann Hypothesis, VLBI | 2 Comments