🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.22 AU - 1.44 AU

Year: 569 Days

Day: 41.1 Hours

Environment

Temp: -19 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,494,016 km

• M1: 56,847 km (0.106 R)
• M2: 304,432 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.3 AU - 1.74 AU

Year: 695 Days

Day: 20 Hours

Environment

Temp: -34 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.99 AU - 4.01 AU

Year: 2428 Days

Day: 14.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,494,016 km

• M1: 172,038 km (0.071 R)

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.6

Radius: 11.9

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.89 AU - 8.25 AU

Year: 6972 Days

Day: 14.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,494,016 km

• M1: 147,952 km (0.073 R)
• M2: 601,832 km (0.062 R)
• M3: 1,230,891 km (0.083 R)
• M4: 2,271,644 km (0.054 R)
• M5: 2,906,986 km (0.098 R)
• M6: 5,081,391 km (0.055 R)
• M7: 6,002,315 km (0.038 R)
• M8: 6,919,500 km (0.094 R)
• M9: 7,334,784 km (0.053 R)
• M10: 8,215,466 km (0.116 R)
• M11: 10,429,515 km (0.053 R)
• M12: 11,386,492 km (0.104 R)
• M13: 11,806,563 km (0.049 R)
• M14: 12,456,117 km (0.092 R)
• M15: 12,845,969 km (0.114 R)
• M16: 13,533,222 km (0.083 R)
• M17: 14,981,180 km (0.091 R)
• M18: 17,001,349 km (0.078 R)
• M19: 18,830,632 km (0.119 R)
• M20: 19,419,000 km (0.105 R)
• M21: 26,177,234 km (0.103 R)
• M22: 28,706,635 km (0.1 R)
• M23: 35,234,338 km (0.113 R)
• M24: 35,791,291 km (0.102 R)
• M25: 40,825,857 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.8

Radius: 10.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 10.34 AU - 11.46 AU

Year: 13346 Days

Day: 5.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,494,016 km

• M1: 130,449 km (0.083 R)
• M2: 516,561 km (0.072 R)
• M3: 953,986 km (0.114 R)
• M4: 1,543,102 km (0.065 R)
• M5: 1,876,256 km (0.116 R)
• M6: 2,257,881 km (0.095 R)
• M7: 2,928,528 km (0.087 R)
• M8: 3,726,932 km (0.037 R)
• M9: 4,748,835 km (0.094 R)
• M10: 5,849,127 km (0.105 R)
• M11: 6,743,872 km (0.094 R)
• M12: 7,111,284 km (0.11 R)
• M13: 7,886,650 km (0.112 R)
• M14: 8,504,489 km (0.113 R)
• M15: 10,699,988 km (0.086 R)
• M16: 11,303,017 km (0.104 R)
• M17: 11,928,635 km (0.108 R)
• M18: 13,478,170 km (0.075 R)
• M19: 16,047,962 km (0.076 R)
• M20: 16,838,288 km (0.065 R)
• M21: 18,283,852 km (0.077 R)
• M22: 19,959,946 km (0.077 R)
• M23: 22,785,551 km (0.079 R)
• M24: 23,197,992 km (0.047 R)
• M25: 26,136,244 km (0.111 R)
• M26: 27,322,406 km (0.035 R)
• M27: 32,531,703 km (0.047 R)
• M28: 35,977,839 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.2

Radius: 6

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 12.32 AU - 18.14 AU

Year: 22042 Days

Day: 17.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,494,016 km

• M1: 75,248 km (0.094 R)
• M2: 296,204 km (0.085 R)
• M3: 916,586 km (0.087 R)
• M4: 1,372,261 km (0.078 R)
• M5: 2,227,064 km (0.106 R)
• M6: 2,881,554 km (0.041 R)
• M7: 3,341,867 km (0.073 R)
• M8: 7,714,014 km (0.103 R)
• M9: 8,841,833 km (0.068 R)
• M10: 9,704,414 km (0.073 R)
• M11: 11,595,630 km (0.098 R)
• M12: 12,816,050 km (0.112 R)
• M13: 16,163,452 km (0.052 R)
• M14: 24,035,591 km (0.1 R)
• M15: 27,982,282 km (0.071 R)
• M16: 35,235,235 km (0.062 R)
• M17: 36,363,951 km (0.116 R)
• M18: 41,396,124 km (0.113 R)
• M19: 43,504,108 km (0.077 R)
• M20: 53,631,585 km (0.041 R)
• M21: 54,457,215 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.9

Radius: 3.9

Gravity: 46.8 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.51 AU - 17.01 AU

Year: 25446 Days

Day: 21.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,494,016 km

• M1: 48,470 km (0.053 R)
• M2: 584,778 km (0.101 R)
• M3: 886,068 km (0.119 R)
• M4: 2,394,164 km (0.075 R)
• M5: 4,094,943 km (0.106 R)
• M6: 9,864,633 km (0.113 R)
• M7: 10,754,591 km (0.096 R)
• M8: 12,547,073 km (0.115 R)
• M9: 19,196,548 km (0.061 R)
• M10: 20,477,106 km (0.092 R)
• M11: 20,679,063 km (0.062 R)
• M12: 25,815,506 km (0.116 R)
• M13: 35,814,927 km (0.076 R)
• M14: 49,010,656 km (0.099 R)
• M15: 50,650,548 km (0.107 R)
• M16: 54,232,370 km (0.072 R)
• M17: 62,528,918 km (0.066 R)
• M18: 74,931,629 km (0.05 R)
• M19: 75,411,090 km (0.104 R)
• M20: 79,819,141 km (0.074 R)
• M21: 82,340,613 km (0.107 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 16,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit