🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.45 AU - 0.63 AU

Year: 149 Days

Day: 19.1 Hours

Environment

Temp: 191 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.62 AU - 0.64 AU

Year: 187 Days

Day: 42.9 Hours

Environment

Temp: 144 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.65 AU - 0.81 AU

Year: 234 Days

Day: 28.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.03 AU - 1.35 AU

Year: 486 Days

Day: 12.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,604,005 km

• M1: 42,635 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.41 AU - 2.31 AU

Year: 951 Days

Day: 45.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,604,005 km

• M1: 340,634 km (0.107 R)

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.6

Radius: 14.7

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.64 AU - 5.82 AU

Year: 4482 Days

Day: 9.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 142.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,604,005 km

• M1: 183,407 km (0.091 R)
• M2: 643,121 km (0.105 R)
• M3: 1,135,149 km (0.065 R)
• M4: 1,699,133 km (0.078 R)
• M5: 2,701,438 km (0.078 R)
• M6: 3,178,207 km (0.054 R)
• M7: 3,733,364 km (0.092 R)
• M8: 4,701,263 km (0.099 R)
• M9: 5,980,175 km (0.114 R)
• M10: 11,874,780 km (0.095 R)
• M11: 12,561,434 km (0.114 R)
• M12: 13,800,254 km (0.093 R)
• M13: 14,781,616 km (0.103 R)
• M14: 16,161,956 km (0.072 R)
• M15: 16,640,669 km (0.103 R)
• M16: 17,815,760 km (0.074 R)
• M17: 18,586,039 km (0.081 R)
• M18: 20,960,158 km (0.108 R)
• M19: 21,674,039 km (0.079 R)
• M20: 22,256,872 km (0.088 R)
• M21: 25,329,163 km (0.109 R)
• M22: 25,813,262 km (0.058 R)
• M23: 26,883,485 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.3

Radius: 9.6

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.26 AU - 8.78 AU

Year: 7728 Days

Day: 5 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,604,005 km

• M1: 119,379 km (0.056 R)
• M2: 433,385 km (0.069 R)
• M3: 747,241 km (0.034 R)
• M4: 1,788,293 km (0.063 R)
• M5: 2,650,276 km (0.119 R)
• M6: 3,270,359 km (0.104 R)
• M7: 4,058,740 km (0.033 R)
• M8: 4,444,702 km (0.066 R)
• M9: 6,720,535 km (0.089 R)
• M10: 11,145,490 km (0.057 R)
• M11: 12,218,406 km (0.093 R)
• M12: 12,861,677 km (0.104 R)
• M13: 14,157,494 km (0.117 R)
• M14: 16,680,013 km (0.06 R)
• M15: 17,072,707 km (0.067 R)
• M16: 19,923,744 km (0.04 R)
• M17: 20,965,842 km (0.067 R)
• M18: 23,565,554 km (0.052 R)
• M19: 27,085,592 km (0.1 R)
• M20: 27,811,142 km (0.102 R)
• M21: 31,138,348 km (0.094 R)
• M22: 33,257,252 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.2

Radius: 3

Gravity: 82.69 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 11.1 AU - 15.94 AU

Year: 18629 Days

Day: 25 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,604,005 km

• M1: 37,250 km (0.11 R)
• M2: 201,060 km (0.053 R)
• M3: 540,796 km (0.081 R)
• M4: 886,667 km (0.085 R)
• M5: 1,588,131 km (0.069 R)
• M6: 1,932,206 km (0.082 R)
• M7: 4,426,601 km (0.112 R)
• M8: 4,773,818 km (0.077 R)
• M9: 5,641,037 km (0.075 R)
• M10: 7,061,169 km (0.049 R)
• M11: 8,439,414 km (0.082 R)
• M12: 9,928,661 km (0.038 R)
• M13: 10,704,476 km (0.079 R)
• M14: 11,455,756 km (0.072 R)
• M15: 12,308,464 km (0.059 R)
• M16: 12,784,784 km (0.12 R)
• M17: 13,202,760 km (0.12 R)
• M18: 14,436,195 km (0.095 R)
• M19: 17,894,748 km (0.11 R)
• M20: 18,417,443 km (0.091 R)
• M21: 20,232,962 km (0.114 R)
• M22: 20,704,794 km (0.11 R)
• M23: 20,991,424 km (0.081 R)
• M24: 21,377,685 km (0.114 R)
• M25: 21,572,462 km (0.037 R)
• M26: 24,004,474 km (0.069 R)
• M27: 27,065,247 km (0.055 R)
• M28: 27,985,274 km (0.102 R)
• M29: 28,453,066 km (0.079 R)
• M30: 36,523,123 km (0.06 R)
• M31: 39,518,522 km (0.118 R)
• M32: 40,701,392 km (0.091 R)
• M33: 46,971,338 km (0.108 R)
• M34: 57,160,000 km (0.094 R)
• M35: 57,535,341 km (0.09 R)
• M36: 59,629,412 km (0.049 R)
• M37: 60,792,835 km (0.084 R)
• M38: 73,934,858 km (0.088 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 16,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit