Escape Velocity ·
v = √(2GM/r)
un
seel
.com · 11.2 km/s · orbital vs escape · black-hole limit
Launch speed
— km/s
Outcome
—
Phase
—
Sub-orbital (falls back)
Circular orbit (7.9 km/s)
Escape (11.2 km/s = √2 × orbital)
Planet / gravity well
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.com · Escape Velocity