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One of Nigeria's satellites is on its last legs: why this is worrying


One of Nigeria s satellites is on its last legs: why this is worrying
The Conversation
05 Aug 2021, 04:42 GMT+10
Nigeria has sponsored or co-sponsored six satellites, of which only two are currently operational. One of them is functioning even though it has passed its expiry date, according to the director general of the National Space Research and Development Agency. The Conversation s West Africa regional editor, Adejuwon Soyinka, asks space policy researcher Samuel Oyewole to explain what this means for the country.
What does it mean for a satellite to run out of fuel or expire?
A satellite can be said to have expired by design or operation. Like every other machine, satellites are designed with a projected expiry date or calculated life expectancy. Beyond this period the operational survival is not guaranteed by the manufacturer. The ability to keep functioning beyond the set date is driven by a combination of factors. These include the quality of its desig ....

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