All Questions
11 questions
3
votes
1
answer
458
views
Why is the LROC lunar data not showing farside of the moon?
This data does not include the far side, why not?
e.g I want TiO2 on the far side:
https://quickmap.lroc.asu.edu/layers?extent=-90,-28.758929,90,28.758929&proj=10&showGraticule=true&layers=...
- 243
2
votes
1
answer
161
views
Was Chandrayaan-1 recovered (tracked) only that one time in 2016, or is someone still keeping an eye on it from time to time?
Has there ever been probability of conjunction between spacecrafts in Lunar orbit? describes a recent maneuver of two spacecraft in orbit around the moon to avoid a potential collision:
Apparently ...
- 151k
1
vote
1
answer
130
views
Lunar Reconnaissance Orbiter (LRO) stereographic projection transformation equations issues
I have been trying to figure out the coordinate frames the Lunar Orbiter Laser Altimeter (LOLA) team uses for data.
In their dsmap_polar.cat file they state:
$$
\begin{align}
X&=R \sin{\lambda}\,,...
- 193
1
vote
2
answers
100
views
Can I retrieve longitude of Lunar Reconnaissance Orbiter around the Moon by POST method (URL)?
I see that I can use an URL like this to retrieve position data for LRO around the Moon:
https://ssd.jpl.nasa.gov/horizons_batch.cgi?batch=1&MAKE_EPHEM=%27YES%27&TABLE_TYPE=%27VECTORS%27&...
- 3,043
1
vote
1
answer
207
views
Why does LRO's laser altimeter telescopes use lenses instead of mirrors?
From Space.com's NASA's Piggyback Experiment on Israeli Moon Lander Could Aid Future Lunar Touchdowns shows an image of the laser altimeter on the LRO. It looks like the "transmit" and "...
- 151k
20
votes
3
answers
3k
views
Could Hubble observe the night side of the Moon?
IIUC the Hubble space telescope cannot observe the Sun lit side of the Moon. And Hubble is never pointed closer than 90 degrees towards the Sun. But this still allows for observing the night side of ...
- 27k
18
votes
3
answers
2k
views
The Moon's shadow could not possibly look like this — could it?
The NASA Goddard video Tracing the 2017 Solar Eclipse is a visualization of the calculated shape of the umbra during the upcoming August 2017 total solar eclipse, as it moves across North America.
...
- 151k
3
votes
1
answer
1k
views
Are low, polar lunar orbits in general relatively stable?
The Phys.org article New NASA radar technique finds lost lunar spacecraft describes the use of radar to relocate two spacecraft that were in orbit around the moon but who's orbit had not been actively ...
- 151k
3
votes
1
answer
707
views
Mapping the moon: how to use the Lunar Reconnaissance Orbiter (LRO) image data?
what's the meaning of Scaled pixel width and scaled pixel height of LROC EDR image obtained by LROC image search tool?
- 31
13
votes
1
answer
4k
views
Is there a map or list of all the lava tube skylights the LRO has detected on the Moon?
I have read that so far the LRO has detected about 200 skylights - they appear to be holes into larger spaces below them, which could be lava tubes or domes.
I would really like to know where all of ...
- 21.5k
9
votes
1
answer
397
views
How do I properly use the LROC Image Search tool?
My current favorite lunar imagery tool is Arizona State's Lunar Reconnaissance Orbiter site. (Sorry LMMP.) It has a section where you can search for imagery by filling out a form, which is great ...
- 21.5k