Category Archives: LRO

Weekend Edition / Fri-Mon 18-21 Jan 2013

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Mona Lisa Used For LRO Laser Communication Test

MonaLisaLRO

Leonardo da Vinci Masterpiece Used For First-Ever One-Way Laser Communication At Planetary Distance; Black & White 152 X 200 Pixel Image, Beamed From NASA Goddard SFC To LRO LOLA Instrument 386,000km Away At Slow Rate Of 300 Bits / Second; Experiment Allowed For Calibration Of Atmospheric Distortion In Preparation For LLCD Experiment On LADEE; Laser Communication Holds Promise Of Bringing Live, HD Video Feeds From Jupiter & Beyond

Image Credit: NASA

Wednesday / 19 December 2012

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USA Moon Missions Update

USAMoonOrbiters1212

With Crash Landing Of Twin GRAIL Craft Into Side Of Mountain Near Lunar North Pole, USA / NASA Now Has 3 Probes Orbiting Moon (LRO & Artemis); Next Orbital Mission – Lunar Atmosphere & Dust Environment Explorer (LADEE) – Set For Launch May 2013; Since Ending Apollo NASA Has Conducted 6 Crash Landings (4 Missions) On Moon Surface, 0 Soft Landings

Image Credit: NASA

Tuesday / 4 December 2012

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LADEE LLCD Test Could Revolutionize Lunar Communications

Lunar Laser Communications Demonstration (LLCD) Set For Next Aug As Payload On NASA LADEE Spacecraft; Optical Communications Via High-Bandwidth Laser Light Allow For More Data Transmission For Same Power As Radio; LLCD Mission Manager Donald Cornwell Says They Hope To Demonstrate 622 mbps From Moon, Compared To 100 mbps Ka-Band Radio Communications Utilized By LRO

Image Credit: NASA, LinkedIn

Weekend Edition / Thu-Mon 22-26 Nov 2012

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Laser Calibration Keeps LRO In Perfect Position

University Of California Physicist Tom Murphy Sending Laser Signal From Apache Point Observatory NM, USA To Lunar Reconnaissance Orbiter; Laser Must Hit Orbiter 362,000km Away, Travelling At Roughly 5,000km/h; Once Fired Laser Will Hit Spacecraft 1.25 Seconds Later; LRO Constantly Tugged By Irregularities On Lunar Surface; Periodic Calibration Tests Ensure LRO In Ideal Position To Map Surface Of Luna & Study Its Radiation

Image Credit: NASA, UCSD

Weekend Edition / Fri – Mon 9-12 Nov 2012

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LRO Still Providing Valuable Data; Lander Mission Up Next

US$504M Lunar Reconnaissance Orbiter Has Already Gathered As Much Data As All Other Planetary Missions Combined; Recent LRO Images / Data Of 2.2-Km-Wide Linné Crater (27.7°N 11.8°E) Helping Scientists Understand Evolution Of Impact Craters On Earth, Other Rocky Bodies; RESOLVE Lunar Rover Likely To Be Launched In 2017 To Find Water / Other Resources Useful For Space Exploration 

Image Credit: NASA

Weekend Edition / Fri-Mon 2-5 Nov 2012

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LRO-LAMP Detects Helium

NASA Lunar Reconnaissance Orbiter LAMP (Lyman Alpha Mapping Project) Spectrometer Sensed Noble Gas Helium For The First Time, Say Scientists From SWRI; Principal Investigator Alan Stern Points To Bigger Question Of Whether Helium Comes From Interior Source Such As Radioactive Decay Or From Solar Wind; 1972 Apollo 17 LACE (Lunar Atmosphere Composition Experiment) In Situ Measurements Agree With Findings / Point To Future Search For Argon

Image Credit: NASA, NASA Goddard/Debbie McCallum

Weekend Edition / Fri-Mon 31 Aug – 3 Sep 2012

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LRO Provides More Evidence Of Water At Moon South Pole

Mini-RF Radar On LRO Estimates Maximum Amount Of Ice Likely Inside Shackleton Crater; 5-10% Of Material In Walls Of The Permanently-Shadowed Crater Could Be Patchy Ice According To Team Led By Bradley Thomson Of Boston University; Instrument Detects Distinctive Radar Polarization Signature Of Water Ice To Depth Of 2m Below Surface; Mini-RF Currently Acquiring New Bistatic Radar Images To Locate Volatile Deposits Using Arecibo Radio Telescope 

Image Credit: NASA, bu.edu

Friday / 17 August 2012

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LRO Detects Helium In Lunar Atmosphere

Lyman Alpha Mapping Project (LAMP) Spectrometer Aboard LRO Makes 1st Spectroscopic Observations Of Helium In Tenuous Lunar Atmosphere; LAMP Examined Ultraviolet Emissions In An Observation Campaign Spanning Over 50 Orbits; Measurements Confirmed Data From 1972 LACE Experiment Deployed By Apollo 17 (L); Next Question: Does Helium Originate From Inside Moon, Or External Sources?

Image Credit: NASA

Weekend Edition / Fri-Mon 3-6 Aug 2012

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LRO Continues To Provide Valuable Data / Images

Now In Extended Mission, LROC has Mapped Entire Moon 33 Times, Each Map With Different Photometric Geometry; About Every Month Spacecraft Makes New Mosaics Of North & South Poles; Found Over 160 Lunar Caves With ‘Skylights’; Project Scientist Richard Vondrak Says LRO Is “Just Getting Started”; Pictured: Recent LROC Oblique View Of Giordano Bruno Crater (35.9°N 102.8°E), Download Video Of Crater Here

Image Credit: NASA

Wednesday / 1 August 2012

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Safe Havens For Future Lunar Explorers

LROC PI Mark Robinson Speculates Vast Lava Tubes May Be Present Under Lunar Surface Based On Kaguya, LRO Data; Such Caves Could Be Suitable Interim Shelters For Explorers; Scientists At Rutherford Appleton Laboratory Studying ‘Mini-Magnetospheres’, Magnetic Anomalies That Protect Areas Of Moon From Solar Wind; Data May Lead To Artificially Manipulated ‘Deflector Shields’ 

Image Credit: NASA, RAL