Questions tagged [osiris-rex]
For questions regarding OSIRIS-Rex (Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer), a spacecraft launched in September 2016 with the intent to study and return a sample from asteroid 101955 Bennu.
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Packing Osiris Rex capsule after landing
What was the procedure for packaging SRC Osiris Rex after landing? How to keep it clean, with no dust or sand? Why was it not packed on a clean surface like a table?
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Why don't lasers last long in space?
A news article
reports that
OSIRIS-REx was equipped with two lasers for the spacecraft
to shoot off the rock and study the echo to facilitate
its landing and sampling maneuver. ...
Most lasers don't ...
6
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1
answer
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Could the uncertain mass of the OSIRIS-REx sample affect the trajectory of the return capsule?
It appears that so much material was collected by OSIRIS-REx from the asteroid Bennu, that the cover of the collection head won't close, and some of the sample is floating away.
In reviewing these ...
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1
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What's going on with the OSIRIS-REx sample caption video that's circulating on twitter?
Nasa footage is available here: https://svs.gsfc.nasa.gov/13744
The first series ("Movie 1") shows a lower frame rate followed by what seems like a continuous, rapid collection of images. In ...
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How did Osiris-Rex enter orbit around asteroid Bennu?
Bennu became the smallest and probably least massive celestial body orbited by a probe. Its surface gravity is 6 micro-g (= 6 millionths the gravity of Earth) according to Wikipedia. How did a probe ...
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OSIRIS-REx engines used during micro-maneuvers
During the Orbital-R phase, the ORX performs 12 micro-maneuvers (values obtained from NAIF's data file and SPICE library):
...
2
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1
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Are the estimated chances of Bennu hitting Earth in the next 200 years still about "1 in 1410" now that OSIRIS REx has scanned it?
This 2016 answer to Does Bennu pose a risk to Earth? And how can OSIRIS-REx's mission save us? says:
Does Bennu pose a risk to Earth?: recent calculations produced a cumulative probability of 1 in ...
2
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1
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Could ejecta from asteroid Bennu enter into temporary orbit around it? If so, how?
The New York Times article
The Asteroid Was Shooting Rocks Into Space. ‘Were We Safe in Orbit?’ mentions concerns about material ejected from the Bennu entering temporary orbit around the asteroid ...
2
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1
answer
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Where are the 6 22-N OSIRIS-REx engines?
Does anyone could link an image/3D model/photo that shows the 6 22-N engines?
Related question: OSIRIS-REx engines location.
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Is OSIRIS-REx's high gain antenna nearly the same as TESS'? If so, why?
These two high gain antennas look very similar superficially, but are not identical. Is this a case of convergent design (a fancy kind of coincidence) or have they evolved from the same source, or ...
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How exactly will OSIRIS-REx's Navcam be used to navigate?
This remarkable, tweeted OSIRIS-REx image is described in AsteroidMission.org's NavCam Image of Earth, the Moon, and Bennu
The particular camera is called a NavCam, and yet it will be used during the ...
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1
answer
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How low does OSIRIS REx's record-setting orbiting around Bennu go?
This OSIRISREx tweet says:
It's official! I'm in orbit around #asteroid Bennu -- now the smallest body ever orbited by a spacecraft. My snug path around the asteroid also sets a new record for the ...
2
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4
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Tracking OSIRIS-REX
Where could I get real time telemetries for OSIRIS-REX? On official site I can only find "graphical simulated future telemetries", which are not very useful, also because each AAM is stated ...
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What was the probability that Osiris Rex would find Earth Trojans?
Orbits at the Sun-Earth L4 and L5 (where Earth-associated Trojan asteroids might reside) are not long term stable due to Jupiter's large perturbing effects.
Jupiter is about 318 times more massive ...
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What is the line in this picture?
I'm curious about this picture taken from Osiris-Rex. There is a faint vertical line nearly the width of Earth going from the top to the bottom of the image. What is it? Does it have something to do ...