Do we know why communications with Beresheet and NASA were lost during the attempted landing of the Moon lander? Announcing the arrival of Valued Associate #679: Cesar Manara Planned maintenance scheduled April 17/18, 2019 at 00:00UTC (8:00pm US/Eastern)What would be the lightest possible moon launch vehicle?Do lunar landers communicate with ground stations during descent and landing?Might thermal mass, reflective insulation, and limiting light penetration allow heat control on the Moon? (reboot)Why were we able to have a more or less real-time conversation with the Moon?Are the surfaces in permanent shadow in Moon craters 'fluffy'?Are low, polar lunar orbits in general relatively stable?Why is an airbag landing on the moon not viable?Could a revised Space Shuttle be sent to the moon with a lander as cargo?Why don't SpaceIL's Beresheet spacecraft and Moon orbits line up?ELI5: Why do they say that Israel would have been the fourth country to land a spacecraft on the Moon and why do they call it low cost?
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Do we know why communications with Beresheet and NASA were lost during the attempted landing of the Moon lander?
Announcing the arrival of Valued Associate #679: Cesar Manara
Planned maintenance scheduled April 17/18, 2019 at 00:00UTC (8:00pm US/Eastern)What would be the lightest possible moon launch vehicle?Do lunar landers communicate with ground stations during descent and landing?Might thermal mass, reflective insulation, and limiting light penetration allow heat control on the Moon? (reboot)Why were we able to have a more or less real-time conversation with the Moon?Are the surfaces in permanent shadow in Moon craters 'fluffy'?Are low, polar lunar orbits in general relatively stable?Why is an airbag landing on the moon not viable?Could a revised Space Shuttle be sent to the moon with a lander as cargo?Why don't SpaceIL's Beresheet spacecraft and Moon orbits line up?ELI5: Why do they say that Israel would have been the fourth country to land a spacecraft on the Moon and why do they call it low cost?
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I was watching the livestream of the SpaceIL team when they were attempting to land Beresheet on the Moon. As near as I can remember, at around an altitude of 15km above the surface, the SpaceIL control team suddenly lost contact with both the spacecraft and NASA in the US. Communications with the lander picked up when the lander was about 2km above the surface and then lost again when they were unable to stop the descent. I don't remember them reestablishing contact with NASA.
Do we know what caused these communication outages? Was it a problem on the Beresheet side or Earth side? (Or am I totally misremembering what happened?)
the-moon beresheet spaceil
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add a comment |
$begingroup$
I was watching the livestream of the SpaceIL team when they were attempting to land Beresheet on the Moon. As near as I can remember, at around an altitude of 15km above the surface, the SpaceIL control team suddenly lost contact with both the spacecraft and NASA in the US. Communications with the lander picked up when the lander was about 2km above the surface and then lost again when they were unable to stop the descent. I don't remember them reestablishing contact with NASA.
Do we know what caused these communication outages? Was it a problem on the Beresheet side or Earth side? (Or am I totally misremembering what happened?)
the-moon beresheet spaceil
$endgroup$
add a comment |
$begingroup$
I was watching the livestream of the SpaceIL team when they were attempting to land Beresheet on the Moon. As near as I can remember, at around an altitude of 15km above the surface, the SpaceIL control team suddenly lost contact with both the spacecraft and NASA in the US. Communications with the lander picked up when the lander was about 2km above the surface and then lost again when they were unable to stop the descent. I don't remember them reestablishing contact with NASA.
Do we know what caused these communication outages? Was it a problem on the Beresheet side or Earth side? (Or am I totally misremembering what happened?)
the-moon beresheet spaceil
$endgroup$
I was watching the livestream of the SpaceIL team when they were attempting to land Beresheet on the Moon. As near as I can remember, at around an altitude of 15km above the surface, the SpaceIL control team suddenly lost contact with both the spacecraft and NASA in the US. Communications with the lander picked up when the lander was about 2km above the surface and then lost again when they were unable to stop the descent. I don't remember them reestablishing contact with NASA.
Do we know what caused these communication outages? Was it a problem on the Beresheet side or Earth side? (Or am I totally misremembering what happened?)
the-moon beresheet spaceil
the-moon beresheet spaceil
asked 5 hours ago
MithrandirMithrandir
35339
35339
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Earlier in the stream they mentioned a glitch or unusual behavior with the IMU, but contact remained.
Later in the burn the engine shutdown unexpectedly and they immediately reset the spacecraft to restore regular operation. This made the telemetry uplink drop out for a moment, before returning. It's not clear to me from the stream if the engine ever started again, and presumably the next signal loss is impact.
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1 Answer
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$begingroup$
Earlier in the stream they mentioned a glitch or unusual behavior with the IMU, but contact remained.
Later in the burn the engine shutdown unexpectedly and they immediately reset the spacecraft to restore regular operation. This made the telemetry uplink drop out for a moment, before returning. It's not clear to me from the stream if the engine ever started again, and presumably the next signal loss is impact.
$endgroup$
add a comment |
$begingroup$
Earlier in the stream they mentioned a glitch or unusual behavior with the IMU, but contact remained.
Later in the burn the engine shutdown unexpectedly and they immediately reset the spacecraft to restore regular operation. This made the telemetry uplink drop out for a moment, before returning. It's not clear to me from the stream if the engine ever started again, and presumably the next signal loss is impact.
$endgroup$
add a comment |
$begingroup$
Earlier in the stream they mentioned a glitch or unusual behavior with the IMU, but contact remained.
Later in the burn the engine shutdown unexpectedly and they immediately reset the spacecraft to restore regular operation. This made the telemetry uplink drop out for a moment, before returning. It's not clear to me from the stream if the engine ever started again, and presumably the next signal loss is impact.
$endgroup$
Earlier in the stream they mentioned a glitch or unusual behavior with the IMU, but contact remained.
Later in the burn the engine shutdown unexpectedly and they immediately reset the spacecraft to restore regular operation. This made the telemetry uplink drop out for a moment, before returning. It's not clear to me from the stream if the engine ever started again, and presumably the next signal loss is impact.
answered 5 hours ago
SaibooguSaiboogu
4,2262130
4,2262130
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