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Questions tagged [battery]

Questions regarding devices used to store energy for a duration of time.

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Are the ejected first stage Electron rocket batteries really incinerated?

This answer reminded me that the Electron rocket drops one of it's batteries when it is mostly spent. We might call that "micro-staging". This answer quotes Spaceflight 101: With a low auto-...
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Use or tests of multimode optical fiber for cubesat battery charging or datalink while in storage, or waiting to launch?

the idea of POF or power over fiber is to couple a moderate amount of solid state laser light, say a few hundred milliWatts or even several Watts (or potentially more, but it gets more challenging), ...