🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.51 AU - 1.81 AU

Year: 819 Days

Day: 48 Hours

Environment

Temp: -72 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.45 AU - 4.27 AU

Year: 2904 Days

Day: 15.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.54 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.8

Radius: 10.4

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.63 AU - 10.81 AU

Year: 10719 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,850,571 km

• M1: 132,394 km (0.069 R)
• M2: 799,301 km (0.12 R)
• M3: 2,714,902 km (0.102 R)
• M4: 3,360,417 km (0.055 R)
• M5: 3,769,866 km (0.068 R)
• M6: 4,460,709 km (0.075 R)
• M7: 10,050,284 km (0.052 R)
• M8: 11,060,219 km (0.103 R)
• M9: 12,416,025 km (0.062 R)
• M10: 14,621,546 km (0.105 R)
• M11: 19,793,893 km (0.102 R)
• M12: 20,338,728 km (0.104 R)
• M13: 20,893,437 km (0.057 R)
• M14: 23,299,868 km (0.091 R)
• M15: 23,819,871 km (0.044 R)
• M16: 24,436,363 km (0.114 R)
• M17: 27,104,142 km (0.104 R)
• M18: 32,149,929 km (0.047 R)
• M19: 36,962,343 km (0.085 R)
• M20: 38,266,387 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.4

Radius: 5.7

Gravity: 22.39 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.68 AU - 13.76 AU

Year: 15362 Days

Day: 15.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,850,571 km

• M1: 74,500 km (0.1 R)
• M2: 257,159 km (0.043 R)
• M3: 469,438 km (0.094 R)
• M4: 958,773 km (0.098 R)
• M5: 1,294,919 km (0.085 R)
• M6: 1,544,897 km (0.088 R)
• M7: 1,862,194 km (0.116 R)
• M8: 2,222,127 km (0.073 R)
• M9: 3,899,268 km (0.086 R)
• M10: 4,327,567 km (0.084 R)
• M11: 6,156,850 km (0.096 R)
• M12: 6,609,982 km (0.085 R)
• M13: 7,085,105 km (0.091 R)
• M14: 8,151,887 km (0.082 R)
• M15: 8,347,711 km (0.112 R)
• M16: 12,370,697 km (0.116 R)
• M17: 14,760,672 km (0.091 R)
• M18: 15,273,045 km (0.112 R)
• M19: 17,040,245 km (0.099 R)
• M20: 19,024,960 km (0.068 R)
• M21: 22,666,621 km (0.111 R)
• M22: 31,291,985 km (0.105 R)
• M23: 39,871,124 km (0.105 R)
• M24: 41,150,185 km (0.081 R)
• M25: 44,999,040 km (0.087 R)
• M26: 50,385,012 km (0.064 R)
• M27: 55,656,242 km (0.072 R)
• M28: 60,351,222 km (0.105 R)
• M29: 62,414,625 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.5

Radius: 3.8

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.96 AU - 17.42 AU

Year: 26107 Days

Day: 16.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,850,571 km

• M1: 56,249 km (0.059 R)
• M2: 199,115 km (0.094 R)
• M3: 484,548 km (0.084 R)
• M4: 730,486 km (0.06 R)
• M5: 1,143,676 km (0.091 R)
• M6: 1,608,327 km (0.09 R)
• M7: 2,429,021 km (0.084 R)
• M8: 2,769,805 km (0.057 R)
• M9: 6,612,974 km (0.076 R)
• M10: 8,546,826 km (0.067 R)
• M11: 13,912,901 km (0.075 R)
• M12: 18,420,135 km (0.073 R)
• M13: 20,035,792 km (0.11 R)
• M14: 21,576,950 km (0.056 R)
• M15: 22,248,794 km (0.097 R)
• M16: 24,347,951 km (0.079 R)
• M17: 27,640,451 km (0.09 R)
• M18: 30,061,842 km (0.104 R)
• M19: 32,184,785 km (0.095 R)
• M20: 33,393,985 km (0.104 R)
• M21: 34,747,247 km (0.115 R)
• M22: 42,194,827 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258

Radius: 4.6

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.06 AU - 20.94 AU

Year: 26838 Days

Day: 20.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,850,571 km

• M1: 148,551 km (0.072 R)
• M2: 296,503 km (0.041 R)
• M3: 537,356 km (0.07 R)
• M4: 693,685 km (0.043 R)
• M5: 891,304 km (0.085 R)
• M6: 1,039,406 km (0.065 R)
• M7: 1,357,301 km (0.099 R)
• M8: 1,896,901 km (0.08 R)
• M9: 2,184,877 km (0.03 R)
• M10: 2,568,296 km (0.074 R)
• M11: 3,096,227 km (0.028 R)
• M12: 4,019,396 km (0.083 R)
• M13: 4,236,462 km (0.098 R)
• M14: 6,390,522 km (0.087 R)
• M15: 7,583,415 km (0.101 R)
• M16: 12,232,618 km (0.025 R)
• M17: 15,898,963 km (0.119 R)
• M18: 16,442,601 km (0.119 R)
• M19: 16,758,701 km (0.098 R)
• M20: 17,566,680 km (0.05 R)
• M21: 20,146,196 km (0.034 R)
• M22: 21,059,191 km (0.094 R)
• M23: 25,827,923 km (0.104 R)
• M24: 27,454,052 km (0.035 R)
• M25: 28,010,855 km (0.119 R)
• M26: 28,688,982 km (0.03 R)
• M27: 29,262,241 km (0.055 R)
• M28: 33,618,232 km (0.117 R)
• M29: 34,641,631 km (0.106 R)
• M30: 35,817,470 km (0.099 R)
• M31: 40,787,859 km (0.097 R)
• M32: 43,587,434 km (0.12 R)
• M33: 48,264,312 km (0.049 R)
• M34: 48,912,071 km (0.12 R)
• M35: 49,894,630 km (0.064 R)
• M36: 55,711,893 km (0.076 R)
• M37: 56,783,313 km (0.089 R)
• M38: 61,965,233 km (0.078 R)
• M39: 66,251,212 km (0.103 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 19,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit