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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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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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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 ...
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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 to occur ...
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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 ...
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Will they really be able to “see” OSIRIS-REx from Australia? With meteor cameras?

Thw news.com.au article NASA spacecraft to fly over Australia during Earth Gravity Assist manoeuvre has some interesting graphics (shown below). In the article is discussion of meteor cameras, and ...
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Why is Osiris-REx using an Earth flyby gravity assist?

Osiris rode on an Atlas V 411. Why not use a larger rocket and skip the gravity assist flyby?
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Any relationship between Rosetta's OSIRIS camera, OSIRIS-REx, OSIRIS-3U, OSIRIS optical comms, OSIRIS spectrograph, & OSIRIS game?

I just noticed when reading about comet 67P that there were OSIRIS images taken by the OSIRIS camera on the Rosetta spacecraft. Since those six letters also dominate the name of the spacecraft OSIRIS-...
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Does Bennu pose a risk to Earth? And how can OSIRIS-REx's mission save us?

OSIRIS-REx has launched and is on its way to 101955 Bennu to... "determine Bennu's physical and chemical properties, which will be critical to know in the event of an impact mitigation mission". ...
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Why was OSIRIS-REx almost destroyed because of a loss of pressure following the SpaceX “fast fire”?

In the news item on the website of ABC's affiliate station WFTV in Florida Official: SpaceX explosion nearly destroyed asteroid-seeking OSIRIS-REx spacecraft, there is discussion of a loss of pressure ...
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What are the differences in technology between OSIRIS-REx and Hayabusa missions? [closed]

Up to now two spacecraft have been launched for an asteroid sample return mission. The first one Hayabusa is a completed mission and now OSIRIS-REx is an ongoing mission. Hayabusa was launched in 2003,...
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Why do the shapes of these two exhaust plumes from an Atlas V 411 look different?

The Atlas V 411 configuration is interesting because there is a single SRB on one side of the first stage, requiring the main engines to vector substantially to keep the thrust mostly axial. The ...
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How will Bennu's volatile compounds stay cool and unmodified by the heat of re-entry (OSIRIS-REx)?

Watching the video in this NYTimes article NASA Aims at an Asteroid Holding Clues to the Solar System’s Roots I realized for the first time how the samples actually make it back to Earth. The ...
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How will OSIRIS-REx scan and characterise the near-earth asteroid Bennu?

The 34 day launch window for the OSIRIS-REx probe will open in about five weeks (early September 2016), and it's approach to the near earth asteroid 101955 Bennu (provisional designation 1999 RQ36) is ...