🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.76 AU - 1.12 AU

Year: 319 Days

Day: 19.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,683,715 km

• M1: 500,405 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.8 AU - 1.1 AU

Year: 324 Days

Day: 35.2 Hours

Environment

Temp: 139 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,683,715 km

• M1: 30,817 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.86 AU - 2.94 AU

Year: 1301 Days

Day: 20.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.29 AU - 4.03 AU

Year: 2450 Days

Day: 44.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.6

Radius: 10.9

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.36 AU - 6.4 AU

Year: 5638 Days

Day: 8.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,683,715 km

• M1: 135,536 km (0.078 R)
• M2: 651,050 km (0.082 R)
• M3: 1,097,899 km (0.08 R)
• M4: 1,735,784 km (0.115 R)
• M5: 2,405,983 km (0.041 R)
• M6: 2,874,972 km (0.056 R)
• M7: 5,862,292 km (0.089 R)
• M8: 6,883,896 km (0.105 R)
• M9: 7,908,641 km (0.096 R)
• M10: 8,951,488 km (0.097 R)
• M11: 9,569,177 km (0.088 R)
• M12: 9,996,579 km (0.079 R)
• M13: 12,129,545 km (0.074 R)
• M14: 13,041,344 km (0.067 R)
• M15: 14,382,938 km (0.119 R)
• M16: 15,637,615 km (0.071 R)
• M17: 16,352,094 km (0.096 R)
• M18: 20,747,579 km (0.081 R)
• M19: 21,247,984 km (0.109 R)
• M20: 22,722,121 km (0.085 R)
• M21: 30,573,766 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.7

Radius: 11.1

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.02 AU - 9.6 AU

Year: 8381 Days

Day: 8.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,683,715 km

• M1: 161,117 km (0.1 R)
• M2: 639,082 km (0.104 R)
• M3: 1,354,609 km (0.055 R)
• M4: 2,868,838 km (0.043 R)
• M5: 3,307,609 km (0.091 R)
• M6: 4,124,712 km (0.107 R)
• M7: 4,639,329 km (0.061 R)
• M8: 6,045,100 km (0.083 R)
• M9: 6,561,811 km (0.096 R)
• M10: 7,045,611 km (0.114 R)
• M11: 7,816,040 km (0.089 R)
• M12: 9,870,617 km (0.07 R)
• M13: 10,670,218 km (0.065 R)
• M14: 11,773,652 km (0.116 R)
• M15: 12,998,260 km (0.102 R)
• M16: 16,511,566 km (0.11 R)
• M17: 17,181,315 km (0.061 R)
• M18: 18,575,119 km (0.102 R)
• M19: 18,935,051 km (0.113 R)
• M20: 20,740,847 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.2

Radius: 9.1

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9.69 AU - 13.39 AU

Year: 13715 Days

Day: 12.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,683,715 km

• M1: 120,127 km (0.063 R)
• M2: 510,278 km (0.107 R)
• M3: 1,848,880 km (0.106 R)
• M4: 3,602,915 km (0.079 R)
• M5: 3,963,596 km (0.09 R)
• M6: 4,534,311 km (0.075 R)
• M7: 4,922,368 km (0.084 R)
• M8: 5,952,200 km (0.087 R)
• M9: 6,260,072 km (0.119 R)
• M10: 9,121,880 km (0.091 R)
• M11: 10,444,624 km (0.082 R)
• M12: 16,949,738 km (0.087 R)
• M13: 21,347,467 km (0.106 R)
• M14: 22,811,431 km (0.072 R)
• M15: 25,031,464 km (0.091 R)
• M16: 31,493,793 km (0.082 R)
• M17: 41,446,838 km (0.114 R)
• M18: 42,572,712 km (0.089 R)
• M19: 48,046,647 km (0.118 R)
• M20: 53,971,920 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.5

Radius: 3.6

Gravity: 24.27 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 14.42 AU - 21.32 AU

Year: 26428 Days

Day: 17.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,683,715 km

• M1: 53,556 km (0.112 R)
• M2: 186,100 km (0.111 R)
• M3: 499,358 km (0.099 R)
• M4: 635,641 km (0.082 R)
• M5: 893,099 km (0.068 R)
• M6: 1,914,105 km (0.106 R)
• M7: 2,381,299 km (0.09 R)
• M8: 2,514,740 km (0.052 R)
• M9: 3,285,917 km (0.079 R)
• M10: 5,779,415 km (0.073 R)
• M11: 7,759,642 km (0.032 R)
• M12: 8,254,063 km (0.082 R)
• M13: 8,874,594 km (0.088 R)
• M14: 12,921,067 km (0.115 R)
• M15: 13,264,843 km (0.098 R)
• M16: 15,609,939 km (0.109 R)
• M17: 16,636,779 km (0.118 R)
• M18: 19,533,592 km (0.112 R)
• M19: 20,261,087 km (0.103 R)
• M20: 23,250,351 km (0.107 R)
• M21: 32,926,043 km (0.095 R)
• M22: 51,369,066 km (0.111 R)
• M23: 53,451,918 km (0.11 R)
• M24: 55,410,004 km (0.094 R)
• M25: 57,047,203 km (0.114 R)
• M26: 57,231,059 km (0.072 R)
• M27: 61,377,014 km (0.116 R)
• M28: 61,570,145 km (0.077 R)
• M29: 64,914,705 km (0.057 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 12,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit