Computer says yes: https://gravitysimulator.org/ https://spaceengine.org/ Once the mass, velocity, heading of an object is known it becomes easier to track and fine tune parameters meaning time of intersect with earth can be calculated which gives orientation of planet and entry attitude. An exact street addres | sub metre grid reference is a big ask, but the "line of breakup" arcing across a narrow slice of the... - Source: Hacker News / 11 months ago

Https://gravitysimulator.org/ 3D Gravity Simulator. Simulate the solar system, exoplanets and even colliding galaxies. Add, delete and modify planets, and change the laws of physics. Source: almost 2 years ago

Not to be confused with Pioneer Spacesim, the remake of Elite 2, a free online game https://pioneerspacesim.net/. - Source: Hacker News / about 1 year ago

Pioneer space sim https://pioneerspacesim.net/ Crashes when entering multiple star systems for me. Source: almost 2 years ago

I found the flight mechanics of Pioneer space sim to be realistic. https://pioneerspacesim.net/. Source: almost 2 years ago

Fans of the game have made games - see pioneer. https://pioneerspacesim.net/ - this should give you an inkling of what is possible compared to what you might wish. Source: over 2 years ago

Probably Elite. Specs are sadly below the minimums for the modern incarnation of Elite Dangerous, but Oolite and Pioneer are free open-source takes on the first and second games of the series that are worth suggesting to him even if it doesn't help get you a present. Source: over 2 years ago