🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.46 AU - 0.64 AU

Year: 149 Days

Day: 16.8 Hours

Environment

Temp: 226 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.52 AU - 0.76 AU

Year: 187 Days

Day: 33.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.82 AU - 0.86 AU

Year: 281 Days

Day: 44.3 Hours

Environment

Temp: 99 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,239,068 km

• M1: 32,463 km (0.049 R)
• M2: 280,646 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.94 AU - 1 AU

Year: 349 Days

Day: 37.8 Hours

Environment

Temp: 46 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.84 AU - 1.14 AU

Year: 360 Days

Day: 45.3 Hours

Environment

Temp: 39 °C

Axial Tilt: 43.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,239,068 km

• M1: 449,691 km (0.069 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.05 AU - 1.09 AU

Year: 404 Days

Day: 31.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.5

Radius: 8.4

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.34 AU - 7.48 AU

Year: 7367 Days

Day: 8.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,239,068 km

• M1: 105,766 km (0.115 R)
• M2: 589,266 km (0.111 R)
• M3: 1,434,644 km (0.094 R)
• M4: 2,041,861 km (0.051 R)
• M5: 2,342,852 km (0.039 R)
• M6: 4,188,441 km (0.073 R)
• M7: 4,621,826 km (0.118 R)
• M8: 5,578,355 km (0.076 R)
• M9: 6,103,593 km (0.06 R)
• M10: 8,040,287 km (0.093 R)
• M11: 8,454,972 km (0.075 R)
• M12: 8,840,337 km (0.03 R)
• M13: 9,103,629 km (0.089 R)
• M14: 10,402,886 km (0.092 R)
• M15: 10,845,546 km (0.106 R)
• M16: 13,250,183 km (0.073 R)
• M17: 14,184,721 km (0.085 R)
• M18: 16,119,171 km (0.099 R)
• M19: 17,872,158 km (0.112 R)
• M20: 20,123,906 km (0.099 R)
• M21: 22,395,699 km (0.114 R)
• M22: 23,217,141 km (0.094 R)
• M23: 24,314,890 km (0.105 R)
• M24: 26,522,506 km (0.109 R)
• M25: 27,441,785 km (0.086 R)
• M26: 27,909,428 km (0.091 R)
• M27: 28,287,312 km (0.119 R)
• M28: 29,832,957 km (0.11 R)
• M29: 30,426,861 km (0.074 R)
• M30: 33,728,186 km (0.066 R)
• M31: 34,049,523 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.3

Radius: 3.8

Gravity: 37.76 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.95 AU - 22.39 AU

Year: 28289 Days

Day: 24.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 50,239,068 km

• M1: 56,548 km (0.09 R)
• M2: 212,579 km (0.116 R)
• M3: 475,871 km (0.075 R)
• M4: 715,975 km (0.042 R)
• M5: 869,762 km (0.117 R)
• M6: 2,373,969 km (0.07 R)
• M7: 3,662,605 km (0.097 R)
• M8: 5,234,729 km (0.042 R)
• M9: 5,688,609 km (0.109 R)
• M10: 5,903,431 km (0.06 R)
• M11: 6,627,036 km (0.064 R)
• M12: 7,664,198 km (0.071 R)
• M13: 10,179,088 km (0.101 R)
• M14: 10,688,917 km (0.097 R)
• M15: 10,949,966 km (0.099 R)
• M16: 11,417,160 km (0.114 R)
• M17: 14,031,831 km (0.062 R)
• M18: 14,266,102 km (0.099 R)
• M19: 17,196,724 km (0.08 R)
• M20: 19,519,530 km (0.098 R)
• M21: 29,349,457 km (0.119 R)
• M22: 31,166,772 km (0.043 R)
• M23: 32,646,295 km (0.083 R)
• M24: 34,596,153 km (0.049 R)
• M25: 36,622,307 km (0.1 R)
• M26: 37,664,406 km (0.099 R)
• M27: 40,434,509 km (0.052 R)
• M28: 40,909,034 km (0.115 R)
• M29: 41,227,528 km (0.095 R)
• M30: 53,441,296 km (0.039 R)
• M31: 54,012,760 km (0.035 R)
• M32: 54,588,263 km (0.097 R)
• M33: 55,167,656 km (0.107 R)
• M34: 55,556,311 km (0.077 R)
• M35: 63,717,323 km (0.101 R)
• M36: 68,977,933 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.9

Radius: 4.2

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 17.14 AU - 22.86 AU

Year: 32669 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,239,068 km

• M1: 52,210 km (0.111 R)
• M2: 934,388 km (0.056 R)
• M3: 1,518,568 km (0.074 R)
• M4: 1,855,762 km (0.026 R)
• M5: 3,098,471 km (0.095 R)
• M6: 5,033,370 km (0.051 R)
• M7: 6,065,745 km (0.111 R)
• M8: 6,213,398 km (0.058 R)
• M9: 10,359,503 km (0.091 R)
• M10: 10,677,249 km (0.034 R)
• M11: 11,387,689 km (0.094 R)
• M12: 16,396,076 km (0.102 R)
• M13: 18,473,841 km (0.115 R)
• M14: 19,898,462 km (0.108 R)
• M15: 23,594,726 km (0.117 R)
• M16: 26,232,735 km (0.101 R)
• M17: 30,982,168 km (0.12 R)
• M18: 33,214,467 km (0.07 R)
• M19: 39,644,034 km (0.119 R)
• M20: 45,292,102 km (0.063 R)
• M21: 49,788,715 km (0.054 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 13,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit