🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.84 AU - 0.88 AU

Year: 304 Days

Day: 32.9 Hours

Environment

Temp: 43 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.32 AU - 1.7 AU

Year: 707 Days

Day: 25.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,210,509 km

• M1: 61,186 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.29 AU - 2.15 AU

Year: 859 Days

Day: 44 Hours

Environment

Temp: -61 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.91 AU - 2.43 AU

Year: 1217 Days

Day: 30 Hours

Environment

Temp: -85 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.74 AU - 3.68 AU

Year: 2190 Days

Day: 31.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,210,509 km

• M1: 26,628 km (0.105 R)
• M2: 1,428,061 km (0.114 R)

Asteroid Belt

Center: 8.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.5

Radius: 3

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 12.65 AU - 14.61 AU

Year: 19162 Days

Day: 20 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,210,509 km

• M1: 38,895 km (0.065 R)
• M2: 138,976 km (0.041 R)
• M3: 279,598 km (0.114 R)
• M4: 774,917 km (0.096 R)
• M5: 1,068,278 km (0.083 R)
• M6: 1,810,134 km (0.068 R)
• M7: 2,007,454 km (0.079 R)
• M8: 2,235,740 km (0.072 R)
• M9: 2,373,819 km (0.091 R)
• M10: 3,621,316 km (0.108 R)
• M11: 5,680,830 km (0.064 R)
• M12: 8,532,763 km (0.063 R)
• M13: 8,658,276 km (0.055 R)
• M14: 9,571,870 km (0.113 R)
• M15: 10,936,502 km (0.114 R)
• M16: 13,755,823 km (0.095 R)
• M17: 17,557,704 km (0.109 R)
• M18: 20,323,020 km (0.052 R)
• M19: 22,082,740 km (0.103 R)
• M20: 23,120,949 km (0.101 R)
• M21: 23,775,889 km (0.079 R)
• M22: 26,430,204 km (0.108 R)
• M23: 30,429,254 km (0.116 R)
• M24: 31,314,425 km (0.051 R)
• M25: 32,521,231 km (0.073 R)
• M26: 34,600,641 km (0.118 R)
• M27: 35,672,809 km (0.055 R)
• M28: 36,546,461 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.8

Radius: 7.3

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 13.06 AU - 15.94 AU

Year: 21026 Days

Day: 19.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,210,509 km

• M1: 120,725 km (0.06 R)
• M2: 779,854 km (0.086 R)
• M3: 1,032,076 km (0.095 R)
• M4: 2,301,264 km (0.064 R)
• M5: 2,579,067 km (0.077 R)
• M6: 3,000,784 km (0.06 R)
• M7: 3,254,502 km (0.091 R)
• M8: 4,578,892 km (0.112 R)
• M9: 4,950,792 km (0.116 R)
• M10: 5,306,236 km (0.11 R)
• M11: 5,949,657 km (0.113 R)
• M12: 8,843,628 km (0.03 R)
• M13: 10,477,536 km (0.114 R)
• M14: 13,494,775 km (0.091 R)
• M15: 15,274,990 km (0.025 R)
• M16: 15,800,228 km (0.066 R)
• M17: 22,398,392 km (0.091 R)
• M18: 25,925,161 km (0.087 R)
• M19: 27,875,469 km (0.09 R)
• M20: 38,693,639 km (0.059 R)
• M21: 43,138,042 km (0.115 R)
• M22: 48,712,657 km (0.12 R)
• M23: 51,170,700 km (0.104 R)
• M24: 61,830,595 km (0.082 R)
• M25: 63,739,913 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.1

Radius: 7.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 14.42 AU - 21.8 AU

Year: 29348 Days

Day: 17.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,210,509 km

• M1: 89,609 km (0.119 R)
• M2: 323,131 km (0.053 R)
• M3: 799,152 km (0.074 R)
• M4: 1,038,060 km (0.095 R)
• M5: 1,368,372 km (0.052 R)
• M6: 1,985,613 km (0.114 R)
• M7: 2,262,817 km (0.118 R)
• M8: 2,520,874 km (0.044 R)
• M9: 2,920,300 km (0.074 R)
• M10: 3,253,754 km (0.037 R)
• M11: 4,215,070 km (0.095 R)
• M12: 4,641,723 km (0.108 R)
• M13: 8,025,178 km (0.1 R)
• M14: 18,756,581 km (0.078 R)
• M15: 23,142,043 km (0.096 R)
• M16: 43,877,504 km (0.065 R)
• M17: 44,959,246 km (0.052 R)
• M18: 50,467,739 km (0.111 R)
• M19: 54,615,939 km (0.093 R)
• M20: 56,409,467 km (0.076 R)
• M21: 62,412,381 km (0.104 R)
• M22: 64,570,181 km (0.117 R)
• M23: 65,167,376 km (0.12 R)
• M24: 66,777,498 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.2

Radius: 6.2

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.44 AU - 22.68 AU

Year: 31687 Days

Day: 17.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,210,509 km

• M1: 78,838 km (0.101 R)
• M2: 302,487 km (0.113 R)
• M3: 784,641 km (0.096 R)
• M4: 1,270,236 km (0.082 R)
• M5: 1,919,041 km (0.071 R)
• M6: 2,143,139 km (0.102 R)
• M7: 2,453,555 km (0.098 R)
• M8: 2,922,694 km (0.031 R)
• M9: 3,137,367 km (0.081 R)
• M10: 4,800,745 km (0.045 R)
• M11: 5,737,826 km (0.097 R)
• M12: 6,931,468 km (0.083 R)
• M13: 9,274,470 km (0.095 R)
• M14: 9,799,259 km (0.12 R)
• M15: 12,098,429 km (0.119 R)
• M16: 12,583,874 km (0.114 R)
• M17: 13,966,906 km (0.111 R)
• M18: 14,347,034 km (0.12 R)
• M19: 21,306,477 km (0.063 R)
• M20: 22,014,075 km (0.114 R)
• M21: 23,263,366 km (0.033 R)
• M22: 23,905,441 km (0.061 R)
• M23: 28,612,687 km (0.108 R)
• M24: 31,376,358 km (0.091 R)
• M25: 36,992,412 km (0.109 R)
• M26: 41,035,145 km (0.118 R)
• M27: 41,814,849 km (0.09 R)
• M28: 44,867,543 km (0.091 R)
• M29: 54,536,053 km (0.118 R)
• M30: 58,959,962 km (0.114 R)
• M31: 67,644,716 km (0.101 R)
• M32: 69,831,239 km (0.089 R)
• M33: 81,718,734 km (0.051 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: 442 - 13,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit