4 ms·
One target would be about 500AU out, where you can use the sun as a gravitational lens. https://en.m.wikipedia.org/wiki/FOCAL_(spacecraft) https://en.m.wikiped
by MattPalmer1086 2y ago
One target would be about 500AU out, where you can use the sun as a gravitational lens.
https://en.m.wikipedia.org/wiki/FOCAL_(spacecraft) https://en.m.wikipedia.org/wiki/FOCAL_(spacecraft)