[DoodleBob]

This is the side we saw of Pluto:

This is the 'dark side' of Pluto:

This is the map of all the pictures New Horizons took of the visible (up close) and dark side (millions of miles away):

Not to be a killjoy, but NASA's mission isn't in concert with the enumerated powers of the govt via the Constitution. That said, if the rest of the govt operated like NASA did on New Horizons (including troubleshooting a Safe Mode problem days before flyby), we'd be in great shape.

[Forgiven_Sinner]

‘Isn’t in accord with enumerated powers’

One could argue it promotes the general welfare.

[GingisK]

It is called “Promote the general welfare”, which is just what the accumulation of knowledge accomplishes.