🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.45 AU - 0.73 AU

Year: 159 Days

Day: 32.4 Hours

Environment

Temp: 171 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.59 AU - 0.85 AU

Year: 214 Days

Day: 12.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.09 AU - 1.59 AU

Year: 543 Days

Day: 20.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.04 AU - 2.22 AU

Year: 1088 Days

Day: 14.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.7

Radius: 14.1

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.55 AU - 9.45 AU

Year: 8670 Days

Day: 12.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,028,581 km

• M1: 175,329 km (0.095 R)
• M2: 682,465 km (0.054 R)
• M3: 1,334,712 km (0.118 R)
• M4: 2,390,873 km (0.101 R)
• M5: 3,219,346 km (0.063 R)
• M6: 4,258,603 km (0.054 R)
• M7: 4,842,483 km (0.106 R)
• M8: 6,629,430 km (0.112 R)
• M9: 9,404,769 km (0.091 R)
• M10: 11,887,346 km (0.068 R)
• M11: 14,717,439 km (0.101 R)
• M12: 16,791,912 km (0.085 R)
• M13: 18,543,404 km (0.101 R)
• M14: 20,106,253 km (0.058 R)
• M15: 20,880,721 km (0.117 R)
• M16: 28,771,859 km (0.087 R)
• M17: 29,261,044 km (0.064 R)
• M18: 37,628,652 km (0.074 R)
• M19: 39,763,862 km (0.114 R)
• M20: 40,738,193 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19

Radius: 9

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 11.28 AU - 13.42 AU

Year: 15184 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 101,028,581 km

• M1: 111,899 km (0.12 R)
• M2: 553,063 km (0.104 R)
• M3: 1,757,476 km (0.103 R)
• M4: 2,885,145 km (0.1 R)
• M5: 3,659,613 km (0.071 R)
• M6: 4,458,615 km (0.113 R)
• M7: 5,998,575 km (0.115 R)
• M8: 9,016,563 km (0.114 R)
• M9: 10,089,778 km (0.106 R)
• M10: 11,568,553 km (0.094 R)
• M11: 12,317,290 km (0.073 R)
• M12: 13,636,444 km (0.105 R)
• M13: 14,377,403 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.4

Radius: 4.7

Gravity: 26.86 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 17.55 AU - 23.79 AU

Year: 32877 Days

Day: 21 Hours

Environment

Temp: -188 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 101,028,581 km

• M1: 64,028 km (0.103 R)
• M2: 427,252 km (0.115 R)
• M3: 807,081 km (0.099 R)
• M4: 1,224,010 km (0.101 R)
• M5: 1,655,151 km (0.045 R)
• M6: 2,023,910 km (0.078 R)
• M7: 2,445,327 km (0.083 R)
• M8: 2,703,682 km (0.051 R)
• M9: 2,951,566 km (0.034 R)
• M10: 4,097,486 km (0.08 R)
• M11: 4,614,047 km (0.1 R)
• M12: 7,919,412 km (0.088 R)
• M13: 8,142,463 km (0.106 R)
• M14: 9,198,175 km (0.07 R)
• M15: 12,230,823 km (0.115 R)
• M16: 12,679,766 km (0.047 R)
• M17: 13,062,138 km (0.119 R)
• M18: 15,869,492 km (0.044 R)
• M19: 16,583,971 km (0.049 R)
• M20: 19,354,075 km (0.082 R)
• M21: 20,376,726 km (0.084 R)
• M22: 21,650,701 km (0.026 R)
• M23: 21,868,067 km (0.092 R)
• M24: 22,528,841 km (0.109 R)
• M25: 24,473,464 km (0.04 R)
• M26: 26,033,919 km (0.097 R)
• M27: 27,405,133 km (0.104 R)
• M28: 29,219,157 km (0.085 R)
• M29: 33,954,378 km (0.107 R)
• M30: 37,902,565 km (0.1 R)
• M31: 38,060,241 km (0.113 R)
• M32: 39,015,573 km (0.106 R)
• M33: 39,337,508 km (0.089 R)
• M34: 45,085,507 km (0.087 R)
• M35: 54,517,054 km (0.094 R)
• M36: 58,841,480 km (0.086 R)
• M37: 67,237,810 km (0.096 R)
• M38: 68,165,467 km (0.117 R)
• M39: 78,426,534 km (0.077 R)
• M40: 78,939,356 km (0.102 R)
• M41: 84,459,068 km (0.068 R)
• M42: 89,669,861 km (0.093 R)
• M43: 101,028,528 km (0.117 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 14,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit