🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.5 AU - 0.68 AU

Year: 288 Days

Day: 46.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 8.3

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.22 AU - 1.26 AU

Year: 878 Days

Day: 12.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,016,642 km

• M1: 103,223 km (0.104 R)
• M2: 367,861 km (0.031 R)
• M3: 682,465 km (0.102 R)
• M4: 1,005,746 km (0.099 R)
• M5: 1,377,198 km (0.114 R)
• M6: 1,669,512 km (0.118 R)
• M7: 2,082,103 km (0.068 R)
• M8: 2,552,140 km (0.108 R)
• M9: 3,070,496 km (0.096 R)
• M10: 3,848,405 km (0.099 R)
• M11: 4,369,455 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.3

Radius: 13.8

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.02 AU - 4.28 AU

Year: 5375 Days

Day: 10 Hours

Environment

Temp: -218 °C

Axial Tilt: 111.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,016,642 km

• M1: 171,589 km (0.055 R)
• M2: 749,336 km (0.066 R)
• M3: 1,241,962 km (0.099 R)
• M4: 1,698,385 km (0.106 R)
• M5: 2,467,168 km (0.074 R)
• M6: 3,495,953 km (0.12 R)
• M7: 4,257,256 km (0.095 R)
• M8: 5,761,463 km (0.07 R)
• M9: 6,362,697 km (0.083 R)
• M10: 7,219,294 km (0.084 R)
• M11: 7,886,501 km (0.042 R)
• M12: 8,320,035 km (0.08 R)
• M13: 9,234,976 km (0.085 R)
• M14: 9,830,824 km (0.1 R)
• M15: 10,294,278 km (0.037 R)
• M16: 13,157,282 km (0.102 R)
• M17: 15,201,537 km (0.119 R)
• M18: 17,449,844 km (0.091 R)
• M19: 18,888,975 km (0.101 R)
• M20: 21,612,105 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387

Radius: 11.8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.62 AU - 5.3 AU

Year: 5989 Days

Day: 5.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,016,642 km

• M1: 146,905 km (0.095 R)
• M2: 742,005 km (0.103 R)
• M3: 1,162,375 km (0.077 R)
• M4: 1,707,959 km (0.06 R)
• M5: 2,192,207 km (0.063 R)
• M6: 4,222,549 km (0.038 R)
• M7: 4,806,280 km (0.045 R)
• M8: 9,877,050 km (0.089 R)
• M9: 11,495,699 km (0.08 R)
• M10: 15,645,245 km (0.093 R)
• M11: 16,045,120 km (0.112 R)
• M12: 17,225,148 km (0.082 R)
• M13: 22,819,659 km (0.09 R)
• M14: 26,184,863 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.2

Radius: 9.7

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.42 AU - 5.66 AU

Year: 7194 Days

Day: 7.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,016,642 km

• M1: 120,725 km (0.107 R)
• M2: 520,002 km (0.089 R)
• M3: 1,015,919 km (0.06 R)
• M4: 1,352,066 km (0.101 R)
• M5: 1,751,492 km (0.093 R)
• M6: 2,257,133 km (0.119 R)
• M7: 2,891,278 km (0.07 R)
• M8: 3,278,138 km (0.116 R)
• M9: 4,092,250 km (0.087 R)
• M10: 5,184,763 km (0.071 R)
• M11: 5,840,002 km (0.027 R)
• M12: 6,848,890 km (0.069 R)
• M13: 7,188,776 km (0.116 R)
• M14: 8,208,136 km (0.054 R)
• M15: 10,985,121 km (0.058 R)
• M16: 14,284,652 km (0.12 R)
• M17: 15,254,644 km (0.117 R)
• M18: 18,369,272 km (0.108 R)
• M19: 18,846,340 km (0.088 R)
• M20: 21,619,435 km (0.097 R)
• M21: 22,760,119 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.8

Radius: 3.1

Gravity: 93.63 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.54 AU - 7.18 AU

Year: 10198 Days

Day: 23.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 24,016,642 km

• M1: 38,746 km (0.109 R)
• M2: 190,737 km (0.027 R)
• M3: 318,494 km (0.04 R)
• M4: 509,979 km (0.1 R)
• M5: 764,146 km (0.045 R)
• M6: 951,293 km (0.099 R)
• M7: 1,084,585 km (0.09 R)
• M8: 1,230,442 km (0.081 R)
• M9: 1,576,313 km (0.083 R)
• M10: 1,846,187 km (0.074 R)
• M11: 2,183,231 km (0.058 R)
• M12: 4,383,218 km (0.1 R)
• M13: 4,596,843 km (0.112 R)
• M14: 5,044,889 km (0.117 R)
• M15: 6,215,044 km (0.064 R)
• M16: 6,842,756 km (0.03 R)
• M17: 8,737,114 km (0.052 R)
• M18: 11,924,895 km (0.1 R)
• M19: 12,102,019 km (0.101 R)
• M20: 12,221,099 km (0.113 R)
• M21: 16,897,678 km (0.117 R)
• M22: 21,055,601 km (0.117 R)
• M23: 25,846,323 km (0.104 R)
• M24: 27,557,424 km (0.062 R)
• M25: 32,908,689 km (0.12 R)
• M26: 38,396,986 km (0.059 R)
• M27: 43,064,589 km (0.119 R)
• M28: 45,894,233 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.8

Radius: 4.7

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.71 AU - 7.17 AU

Year: 10391 Days

Day: 15.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,016,642 km

• M1: 58,493 km (0.084 R)
• M2: 207,642 km (0.041 R)
• M3: 451,038 km (0.111 R)
• M4: 3,466,183 km (0.11 R)
• M5: 5,259,263 km (0.114 R)
• M6: 5,469,747 km (0.074 R)
• M7: 12,325,069 km (0.093 R)
• M8: 12,838,040 km (0.076 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 18,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit