🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.55 AU - 0.79 AU

Year: 207 Days

Day: 24.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,263,940 km

• M1: 80,932 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.82 AU - 1.14 AU

Year: 365 Days

Day: 14.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.49 AU - 2.45 AU

Year: 1042 Days

Day: 22.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.17 AU - 5.11 AU

Year: 3173 Days

Day: 45 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,263,940 km

• M1: 44,730 km (0.089 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.6

Radius: 8

Gravity: 15.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.47 AU - 6.69 AU

Year: 5648 Days

Day: 13.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,263,940 km

• M1: 102,774 km (0.09 R)
• M2: 425,157 km (0.118 R)
• M3: 715,676 km (0.096 R)
• M4: 1,455,587 km (0.085 R)
• M5: 3,513,306 km (0.115 R)
• M6: 4,857,144 km (0.096 R)
• M7: 5,263,152 km (0.079 R)
• M8: 7,565,314 km (0.105 R)
• M9: 8,851,706 km (0.103 R)
• M10: 9,151,500 km (0.088 R)
• M11: 10,277,972 km (0.099 R)
• M12: 11,393,673 km (0.091 R)
• M13: 12,803,932 km (0.104 R)
• M14: 14,621,696 km (0.101 R)
• M15: 18,761,219 km (0.098 R)
• M16: 24,365,454 km (0.118 R)
• M17: 25,296,551 km (0.12 R)
• M18: 27,139,447 km (0.038 R)
• M19: 29,638,181 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.2

Radius: 11

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.87 AU - 6.47 AU

Year: 5774 Days

Day: 7.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,263,940 km

• M1: 136,882 km (0.08 R)
• M2: 718,070 km (0.084 R)
• M3: 1,078,301 km (0.078 R)
• M4: 2,608,688 km (0.094 R)
• M5: 3,200,497 km (0.118 R)
• M6: 3,561,776 km (0.08 R)
• M7: 5,062,392 km (0.066 R)
• M8: 5,891,613 km (0.115 R)
• M9: 6,706,323 km (0.047 R)
• M10: 8,439,564 km (0.05 R)
• M11: 9,647,716 km (0.045 R)
• M12: 10,045,198 km (0.099 R)
• M13: 10,825,800 km (0.088 R)
• M14: 13,357,295 km (0.117 R)
• M15: 13,740,864 km (0.094 R)
• M16: 16,013,554 km (0.045 R)
• M17: 19,699,646 km (0.063 R)
• M18: 21,739,413 km (0.089 R)
• M19: 24,727,780 km (0.107 R)
• M20: 31,991,654 km (0.105 R)
• M21: 32,877,423 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.2

Radius: 12.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.15 AU - 13.01 AU

Year: 13894 Days

Day: 13.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,263,940 km

• M1: 155,133 km (0.101 R)
• M2: 587,920 km (0.032 R)
• M3: 1,002,455 km (0.114 R)
• M4: 1,680,433 km (0.112 R)
• M5: 2,252,346 km (0.032 R)
• M6: 4,181,111 km (0.06 R)
• M7: 4,597,442 km (0.101 R)
• M8: 5,654,800 km (0.074 R)
• M9: 6,279,221 km (0.116 R)
• M10: 7,322,816 km (0.044 R)
• M11: 8,572,257 km (0.098 R)
• M12: 9,198,623 km (0.097 R)
• M13: 10,435,199 km (0.104 R)
• M14: 12,738,109 km (0.118 R)
• M15: 13,554,465 km (0.104 R)
• M16: 15,361,457 km (0.083 R)
• M17: 16,069,803 km (0.116 R)
• M18: 18,961,829 km (0.12 R)
• M19: 24,685,294 km (0.114 R)
• M20: 25,265,584 km (0.069 R)
• M21: 25,854,850 km (0.1 R)
• M22: 28,094,480 km (0.096 R)
• M23: 28,621,065 km (0.033 R)
• M24: 32,724,235 km (0.102 R)
• M25: 34,614,255 km (0.094 R)
• M26: 36,451,316 km (0.058 R)
• M27: 38,610,911 km (0.101 R)
• M28: 41,803,031 km (0.113 R)
• M29: 43,463,268 km (0.072 R)
• M30: 47,656,496 km (0.089 R)
• M31: 49,620,866 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.5

Radius: 7

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.28 AU - 16.74 AU

Year: 18707 Days

Day: 21.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,263,940 km

• M1: 87,066 km (0.108 R)
• M2: 359,783 km (0.082 R)
• M3: 784,042 km (0.066 R)
• M4: 1,261,858 km (0.104 R)
• M5: 2,419,895 km (0.111 R)
• M6: 3,210,819 km (0.12 R)
• M7: 3,627,300 km (0.112 R)
• M8: 5,390,759 km (0.112 R)
• M9: 7,243,828 km (0.08 R)
• M10: 7,917,019 km (0.106 R)
• M11: 8,224,293 km (0.088 R)
• M12: 8,723,351 km (0.085 R)
• M13: 14,877,658 km (0.092 R)
• M14: 17,172,489 km (0.081 R)
• M15: 23,604,001 km (0.057 R)
• M16: 27,003,762 km (0.119 R)
• M17: 27,500,277 km (0.092 R)
• M18: 30,823,893 km (0.031 R)
• M19: 32,694,016 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 16,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit