🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.55 AU - 0.63 AU

Year: 159 Days

Day: 45.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.93 AU - 1.41 AU

Year: 443 Days

Day: 16 Hours

Environment

Temp: 34 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 50,323,721 km

• M1: 42,037 km (0.115 R)
• M2: 77,791 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.22 AU - 3.82 AU

Year: 2310 Days

Day: 23.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.7

Radius: 13.7

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.95 AU - 6.95 AU

Year: 5731 Days

Day: 5.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,323,721 km

• M1: 176,974 km (0.06 R)
• M2: 757,564 km (0.102 R)
• M3: 1,267,244 km (0.092 R)
• M4: 2,108,582 km (0.031 R)
• M5: 2,538,975 km (0.074 R)
• M6: 3,519,589 km (0.097 R)
• M7: 4,132,492 km (0.089 R)
• M8: 4,688,547 km (0.108 R)
• M9: 5,377,146 km (0.102 R)
• M10: 5,981,820 km (0.117 R)
• M11: 6,858,314 km (0.091 R)
• M12: 7,783,128 km (0.117 R)
• M13: 8,906,459 km (0.084 R)
• M14: 10,394,060 km (0.05 R)
• M15: 11,945,689 km (0.102 R)
• M16: 12,677,372 km (0.06 R)
• M17: 13,542,646 km (0.117 R)
• M18: 15,791,402 km (0.09 R)
• M19: 24,714,915 km (0.096 R)
• M20: 26,389,663 km (0.084 R)
• M21: 27,380,150 km (0.037 R)
• M22: 28,395,022 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 13.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.75 AU - 8.69 AU

Year: 8245 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,323,721 km

• M1: 268,229 km (0.115 R)
• M2: 899,532 km (0.047 R)
• M3: 1,330,823 km (0.064 R)
• M4: 2,585,350 km (0.057 R)
• M5: 3,615,481 km (0.106 R)
• M6: 4,434,230 km (0.117 R)
• M7: 5,602,889 km (0.118 R)
• M8: 6,223,870 km (0.07 R)
• M9: 7,728,226 km (0.111 R)
• M10: 8,323,626 km (0.088 R)
• M11: 9,415,540 km (0.097 R)
• M12: 9,848,925 km (0.039 R)
• M13: 10,704,027 km (0.115 R)
• M14: 11,499,140 km (0.081 R)
• M15: 13,387,065 km (0.069 R)
• M16: 16,146,996 km (0.116 R)
• M17: 16,769,473 km (0.1 R)
• M18: 20,604,115 km (0.08 R)
• M19: 21,419,274 km (0.093 R)
• M20: 30,061,243 km (0.102 R)
• M21: 37,800,390 km (0.105 R)
• M22: 39,518,073 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257

Radius: 12.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.63 AU - 12.41 AU

Year: 11096 Days

Day: 13.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,323,721 km

• M1: 162,164 km (0.115 R)
• M2: 585,825 km (0.079 R)
• M3: 1,170,603 km (0.116 R)
• M4: 4,495,416 km (0.113 R)
• M5: 6,530,845 km (0.052 R)
• M6: 8,948,496 km (0.111 R)
• M7: 12,974,175 km (0.114 R)
• M8: 16,224,787 km (0.072 R)
• M9: 22,260,014 km (0.033 R)
• M10: 25,472,179 km (0.093 R)
• M11: 32,902,705 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.8

Radius: 7.7

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 14.48 AU - 20.72 AU

Year: 25831 Days

Day: 23.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,323,721 km

• M1: 95,743 km (0.096 R)
• M2: 581,188 km (0.064 R)
• M3: 2,917,607 km (0.091 R)
• M4: 4,258,752 km (0.085 R)
• M5: 5,581,497 km (0.099 R)
• M6: 8,636,135 km (0.08 R)
• M7: 10,306,994 km (0.047 R)
• M8: 11,218,494 km (0.114 R)
• M9: 12,066,415 km (0.104 R)
• M10: 12,715,071 km (0.036 R)
• M11: 13,511,081 km (0.058 R)
• M12: 14,667,772 km (0.111 R)
• M13: 16,812,258 km (0.117 R)
• M14: 26,887,973 km (0.115 R)
• M15: 28,402,203 km (0.113 R)
• M16: 29,337,638 km (0.099 R)
• M17: 31,489,604 km (0.079 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 16,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit