🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.43 AU - 0.63 AU

Year: 147 Days

Day: 31 Hours

Environment

Temp: 218 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.73 AU - 0.77 AU

Year: 247 Days

Day: 17.4 Hours

Environment

Temp: 106 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.77 AU - 1.13 AU

Year: 353 Days

Day: 25.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.9

Radius: 13.7

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.73 AU - 8.59 AU

Year: 8073 Days

Day: 11.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 100,812,896 km

• M1: 408,402 km (0.063 R)
• M2: 1,334,862 km (0.053 R)
• M3: 2,953,511 km (0.104 R)
• M4: 3,635,827 km (0.119 R)
• M5: 4,818,847 km (0.055 R)
• M6: 6,215,792 km (0.042 R)
• M7: 7,245,025 km (0.111 R)
• M8: 10,314,175 km (0.043 R)
• M9: 11,061,117 km (0.084 R)
• M10: 12,616,785 km (0.105 R)
• M11: 16,939,715 km (0.1 R)
• M12: 19,001,772 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.9

Radius: 4.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 13.47 AU - 17.83 AU

Year: 23576 Days

Day: 15.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,812,896 km

• M1: 225,893 km (0.116 R)
• M2: 421,866 km (0.114 R)
• M3: 1,048,232 km (0.117 R)
• M4: 1,239,269 km (0.086 R)
• M5: 1,718,281 km (0.065 R)
• M6: 1,912,459 km (0.051 R)
• M7: 2,167,972 km (0.096 R)
• M8: 2,993,603 km (0.117 R)
• M9: 3,466,183 km (0.05 R)
• M10: 3,663,951 km (0.083 R)
• M11: 4,278,350 km (0.115 R)
• M12: 5,499,816 km (0.099 R)
• M13: 6,174,353 km (0.102 R)
• M14: 6,631,374 km (0.069 R)
• M15: 13,778,562 km (0.11 R)
• M16: 20,134,377 km (0.066 R)
• M17: 24,498,297 km (0.117 R)
• M18: 29,091,251 km (0.079 R)
• M19: 31,022,110 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691.3

Radius: 7.3

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 12.8 AU - 20.14 AU

Year: 25453 Days

Day: 24.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 100,812,896 km

• M1: 90,806 km (0.115 R)
• M2: 405,261 km (0.099 R)
• M3: 993,180 km (0.116 R)
• M4: 1,473,090 km (0.025 R)
• M5: 1,701,077 km (0.101 R)
• M6: 2,706,973 km (0.068 R)
• M7: 3,136,170 km (0.044 R)
• M8: 3,672,478 km (0.067 R)
• M9: 4,480,606 km (0.09 R)
• M10: 5,484,258 km (0.089 R)
• M11: 5,994,835 km (0.059 R)
• M12: 9,035,412 km (0.093 R)
• M13: 10,305,648 km (0.08 R)
• M14: 10,819,516 km (0.109 R)
• M15: 11,898,416 km (0.064 R)
• M16: 12,179,062 km (0.086 R)
• M17: 13,195,879 km (0.053 R)
• M18: 18,016,520 km (0.112 R)
• M19: 20,115,977 km (0.088 R)
• M20: 25,137,080 km (0.081 R)
• M21: 26,422,275 km (0.117 R)
• M22: 26,900,240 km (0.11 R)
• M23: 31,598,960 km (0.083 R)
• M24: 32,002,425 km (0.077 R)
• M25: 33,233,167 km (0.047 R)
• M26: 34,211,986 km (0.096 R)
• M27: 35,934,456 km (0.059 R)
• M28: 37,114,334 km (0.116 R)
• M29: 52,406,079 km (0.087 R)
• M30: 55,662,825 km (0.109 R)
• M31: 61,108,785 km (0.096 R)
• M32: 69,813,287 km (0.071 R)
• M33: 75,893,244 km (0.027 R)
• M34: 84,621,980 km (0.104 R)
• M35: 86,706,926 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.5

Radius: 4.3

Gravity: 36.64 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 18.44 AU - 18.86 AU

Year: 30670 Days

Day: 15.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 100,812,896 km

• M1: 53,556 km (0.114 R)
• M2: 733,778 km (0.1 R)
• M3: 1,394,851 km (0.101 R)
• M4: 1,886,429 km (0.087 R)
• M5: 2,587,894 km (0.118 R)
• M6: 3,641,661 km (0.101 R)
• M7: 5,198,676 km (0.11 R)
• M8: 5,452,394 km (0.041 R)
• M9: 7,625,751 km (0.071 R)
• M10: 7,788,364 km (0.103 R)
• M11: 11,127,090 km (0.059 R)
• M12: 12,572,953 km (0.034 R)
• M13: 12,724,196 km (0.108 R)
• M14: 17,185,803 km (0.089 R)
• M15: 20,122,410 km (0.095 R)
• M16: 22,035,916 km (0.105 R)
• M17: 37,505,233 km (0.103 R)
• M18: 41,215,560 km (0.088 R)
• M19: 43,936,147 km (0.077 R)
• M20: 44,986,473 km (0.069 R)
• M21: 48,422,886 km (0.118 R)
• M22: 52,224,916 km (0.1 R)
• M23: 71,565,677 km (0.045 R)
• M24: 87,263,131 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 17,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit