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Leftovers of PSLV C39 Mission Will Fall Back Towards Earth in Two Months

6 Sep 2017, 13:00 UTC
Leftovers of PSLV C39 Mission Will Fall Back Towards Earth in Two Months
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“As per our current estimates whatever remains of the structure – [fairing], satellite and the rocket’s fourth stage – will fall into the sea.”
The IRNSS 1H in the clean room at the Satish Dhawan Space Centre, Sriharikota, ahead of its launch. Source: ISRO
The Indian navigation satellite IRNSS 1H, stuck inside a rocket’s payload fairing and both of which are now tumbling about in space, is expected to reenter Earth’s atmosphere in a couple of months.
However, there may not be any impact on the ground, a senior official of the Indian space agency said.
“The satellite tracking stations are getting intermittent signals from IRNSS-1H. The fuel on-board the satellite has been depleted by firing the motors whenever there was a signal. The satellite-heat shield assembly is tumbling in space,” K. Sivan, director of the Vikram Sarabhai Space Centre (VSSC), Thiruvananthapuram, told IANS on September 5.
“The whole thing is expected to re-enter the earth’s atmosphere between 40-60 days. But the days could vary as the structure is tumbling,” he added. The centre is part of the Indian Space Research Organisation (ISRO).
On August 31, the payload fairing – a protective encasement holding the rocket’s payload as part of ...

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