🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.53 AU - 0.59 AU

Year: 160 Days

Day: 24.1 Hours

Environment

Temp: 155 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.57 AU - 1.65 AU

Year: 778 Days

Day: 41 Hours

Environment

Temp: -59 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.67 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.3

Radius: 6.4

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 10.43 AU - 13.03 AU

Year: 15298 Days

Day: 21.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,832,276 km

• M1: 80,035 km (0.114 R)
• M2: 404,662 km (0.037 R)
• M3: 878,439 km (0.118 R)
• M4: 1,176,737 km (0.1 R)
• M5: 1,376,600 km (0.071 R)
• M6: 2,417,053 km (0.072 R)
• M7: 2,638,607 km (0.113 R)
• M8: 3,638,519 km (0.075 R)
• M9: 3,985,138 km (0.094 R)
• M10: 4,324,575 km (0.077 R)
• M11: 5,459,724 km (0.119 R)
• M12: 5,843,143 km (0.039 R)
• M13: 6,820,616 km (0.098 R)
• M14: 7,643,404 km (0.059 R)
• M15: 8,716,170 km (0.092 R)
• M16: 10,141,988 km (0.065 R)
• M17: 10,350,078 km (0.076 R)
• M18: 12,893,242 km (0.043 R)
• M19: 13,447,502 km (0.041 R)
• M20: 15,342,159 km (0.093 R)
• M21: 16,246,628 km (0.099 R)
• M22: 18,237,626 km (0.056 R)
• M23: 22,081,842 km (0.05 R)
• M24: 22,520,164 km (0.092 R)
• M25: 23,143,539 km (0.092 R)
• M26: 29,809,470 km (0.094 R)
• M27: 31,104,988 km (0.082 R)
• M28: 32,212,909 km (0.077 R)
• M29: 35,814,628 km (0.07 R)
• M30: 37,401,712 km (0.095 R)
• M31: 43,805,548 km (0.088 R)
• M32: 47,628,372 km (0.084 R)
• M33: 49,845,263 km (0.053 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.3

Radius: 5.2

Gravity: 31.82 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 12.27 AU - 15.69 AU

Year: 19905 Days

Day: 20.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,832,276 km

• M1: 64,776 km (0.079 R)
• M2: 279,598 km (0.116 R)
• M3: 557,551 km (0.083 R)
• M4: 854,802 km (0.051 R)
• M5: 1,656,348 km (0.109 R)
• M6: 1,840,503 km (0.12 R)
• M7: 2,121,447 km (0.07 R)
• M8: 2,548,101 km (0.076 R)
• M9: 2,794,638 km (0.095 R)
• M10: 3,510,763 km (0.113 R)
• M11: 4,073,550 km (0.048 R)
• M12: 7,173,367 km (0.039 R)
• M13: 7,466,131 km (0.077 R)
• M14: 7,766,822 km (0.119 R)
• M15: 8,180,311 km (0.064 R)
• M16: 8,500,001 km (0.067 R)
• M17: 8,662,913 km (0.091 R)
• M18: 9,508,889 km (0.104 R)
• M19: 10,532,887 km (0.066 R)
• M20: 13,083,680 km (0.095 R)
• M21: 15,690,722 km (0.066 R)
• M22: 17,115,492 km (0.06 R)
• M23: 25,436,276 km (0.088 R)
• M24: 27,632,971 km (0.077 R)
• M25: 27,871,280 km (0.102 R)
• M26: 30,839,302 km (0.1 R)
• M27: 34,837,006 km (0.077 R)
• M28: 38,718,622 km (0.085 R)
• M29: 39,317,163 km (0.08 R)
• M30: 44,655,712 km (0.063 R)
• M31: 45,148,637 km (0.046 R)
• M32: 45,811,655 km (0.075 R)
• M33: 47,839,604 km (0.101 R)
• M34: 53,723,438 km (0.109 R)
• M35: 57,127,388 km (0.071 R)
• M36: 65,411,669 km (0.035 R)
• M37: 73,087,685 km (0.105 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 15,680 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit