A new iteration of nuclear pulse propulsion (NPP) is investigated in which propulsive nuclear explosions are initiated via hypervelocity impacts. Working entirely without a fission first stage and requiring precise planning of orbits often years in advance, this new iteration, being intrinsically difficult to weaponise, is suited only to peaceful and commercial purposes and so sidesteps the political issues regarding weapons proliferation that have so far prevented use of NPP as originally envisioned (in the form of Project Orion) despite high potential utility and technological maturity demonstrated. Use of Jovian gravity assist/Oberth effect burn to invert a Hohmann transfer orbit into a retrograde ellipse is investigated and suggests that collision velocities with a waiting spacecraft propulsion system could be attained upwards of 70 km/s. Potential schemes for fusion chain reaction initiation are suggested: 1) Inversion of impactor plate by collision with conical annulus into a collapsing cylindrical tamper, 2) Plasma Z-pinch powered by induction of fast moving permanent magnet through a conducting coil, 3) Impact induced x-ray flash powering spherical tamper collapse by ablation as in conventional Teller-Ulam systems, as well as how these may be used in combination. Further avenues for research are suggested. Keywords: Nuclear Pulse Propulsion, Project Orion, Hypervelocity Impact, Spaceflight