> blotting out the Sun is probably easier than fleeing to nearby star-systems
If we want to later use the sun-blotter as a solar panel to power our interstellar exploits, then yeah.
If we just want to make the Earth a little cooler, we'd be far better off seeding the stratosphere with some dust, creating a mini 'nuclear winter' / 'Krakatoa effect' in a controllable way.
If we want to later use the sun-blotter as a solar panel to power our interstellar exploits, then yeah.
If we just want to make the Earth a little cooler, we'd be far better off seeding the stratosphere with some dust, creating a mini 'nuclear winter' / 'Krakatoa effect' in a controllable way.