🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.69 AU - 0.79 AU

Year: 224 Days

Day: 27 Hours

Environment

Temp: 137 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.82 AU - 1.28 AU

Year: 378 Days

Day: 15.4 Hours

Environment

Temp: 131 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,677,410 km

• M1: 251,923 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.5 AU - 2.12 AU

Year: 856 Days

Day: 26.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.62 AU - 2.38 AU

Year: 994 Days

Day: 19.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.57 AU - 3.83 AU

Year: 2501 Days

Day: 18.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625

Radius: 14.9

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.36 AU - 9.24 AU

Year: 7656 Days

Day: 8.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,677,410 km

• M1: 185,651 km (0.104 R)
• M2: 1,139,487 km (0.053 R)
• M3: 2,645,040 km (0.081 R)
• M4: 3,929,936 km (0.12 R)
• M5: 4,602,977 km (0.067 R)
• M6: 5,382,681 km (0.116 R)
• M7: 6,215,343 km (0.078 R)
• M8: 6,733,849 km (0.084 R)
• M9: 8,219,356 km (0.114 R)
• M10: 9,914,150 km (0.046 R)
• M11: 11,624,353 km (0.101 R)
• M12: 12,414,828 km (0.07 R)
• M13: 14,339,554 km (0.115 R)
• M14: 16,132,634 km (0.117 R)
• M15: 17,589,568 km (0.116 R)
• M16: 20,536,496 km (0.117 R)
• M17: 21,147,753 km (0.055 R)
• M18: 22,166,964 km (0.071 R)
• M19: 23,218,637 km (0.081 R)
• M20: 28,226,725 km (0.087 R)
• M21: 28,697,659 km (0.038 R)
• M22: 29,849,562 km (0.113 R)
• M23: 31,031,984 km (0.086 R)
• M24: 31,634,863 km (0.09 R)
• M25: 34,552,171 km (0.095 R)
• M26: 35,636,307 km (0.111 R)
• M27: 38,445,606 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.5

Radius: 10.2

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.74 AU - 11.16 AU

Year: 12735 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,677,410 km

• M1: 133,740 km (0.12 R)
• M2: 765,792 km (0.094 R)
• M3: 1,646,474 km (0.106 R)
• M4: 2,089,882 km (0.036 R)
• M5: 2,871,382 km (0.116 R)
• M6: 5,137,789 km (0.118 R)
• M7: 7,851,943 km (0.048 R)
• M8: 11,345,802 km (0.099 R)
• M9: 13,019,951 km (0.081 R)
• M10: 14,379,497 km (0.075 R)
• M11: 15,059,270 km (0.087 R)
• M12: 16,409,390 km (0.115 R)
• M13: 21,552,116 km (0.073 R)
• M14: 24,968,034 km (0.071 R)
• M15: 28,095,079 km (0.111 R)
• M16: 33,085,065 km (0.07 R)
• M17: 36,097,817 km (0.115 R)
• M18: 47,854,264 km (0.071 R)
• M19: 53,613,034 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.1

Radius: 7.8

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 14.26 AU - 15.26 AU

Year: 19930 Days

Day: 15.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,677,410 km

• M1: 97,239 km (0.045 R)
• M2: 448,046 km (0.051 R)
• M3: 921,523 km (0.115 R)
• M4: 1,939,237 km (0.096 R)
• M5: 2,632,025 km (0.104 R)
• M6: 3,567,909 km (0.118 R)
• M7: 4,817,650 km (0.071 R)
• M8: 5,152,001 km (0.06 R)
• M9: 5,462,267 km (0.1 R)
• M10: 5,992,891 km (0.063 R)
• M11: 7,348,696 km (0.086 R)
• M12: 9,288,681 km (0.086 R)
• M13: 11,811,051 km (0.12 R)
• M14: 15,147,233 km (0.097 R)
• M15: 19,619,162 km (0.051 R)
• M16: 21,550,770 km (0.059 R)
• M17: 22,357,701 km (0.116 R)
• M18: 25,230,130 km (0.115 R)
• M19: 26,927,766 km (0.083 R)
• M20: 27,982,132 km (0.072 R)
• M21: 31,438,441 km (0.054 R)
• M22: 33,669,993 km (0.069 R)
• M23: 33,939,269 km (0.09 R)
• M24: 35,030,885 km (0.085 R)
• M25: 46,095,293 km (0.102 R)
• M26: 49,662,604 km (0.108 R)
• M27: 51,781,508 km (0.041 R)
• M28: 54,513,913 km (0.118 R)
• M29: 55,633,354 km (0.053 R)
• M30: 64,521,861 km (0.096 R)
• M31: 67,897,238 km (0.068 R)
• M32: 70,724,937 km (0.113 R)
• M33: 71,610,556 km (0.043 R)
• M34: 76,614,006 km (0.064 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 19,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit