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What existing feature could be improved?
The share, projection, camera, info and measurement tools do not describe what they are. Having a tooltip describe the button on hover would be helpful to new users and those that are impaired. Additionally, we should add aria-labels to these buttons for enhanced accessibility.

Describe the improvement you'd like

• Tooltips on icon hover
• Ari

We could look into using the diskcache package to cache MAST search operations:

https://pypi.org/project/diskcache/

The package is a disk-based key-value store which makes it easy to specify an expiration time for each entry. This would allow us to e.g. cache search queries for 24 hours, which would significantly speed up searches across different Python processes, whilst largely avoiding

In examining the PCM code I noticed the PCM never checked for proper power conditions.
I tested this by removing all power from the spacecraft and still noticed the PCM was spewing out data on the telemetry port.
It should be hooked to it's proper breakers.