🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.46 AU - 0.7 AU

Year: 155 Days

Day: 21.7 Hours

Environment

Temp: 222 °C

Axial Tilt: 3.9 °

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: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.62 AU - 0.64 AU

Year: 175 Days

Day: 45.1 Hours

Environment

Temp: 232 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.63 AU - 0.87 AU

Year: 227 Days

Day: 41.7 Hours

Environment

Temp: 179 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.66 AU - 1.06 AU

Year: 279 Days

Day: 36.6 Hours

Environment

Temp: 152 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.59 AU - 2.23 AU

Year: 923 Days

Day: 36.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.69 AU - 2.57 AU

Year: 1088 Days

Day: 36.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.96 AU - 2.82 AU

Year: 1293 Days

Day: 38.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.19 AU - 4.69 AU

Year: 2736 Days

Day: 30.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,163,055 km

• M1: 178,021 km (0.091 R)
• M2: 845,976 km (0.109 R)

Asteroid Belt

Center: 7.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.8

Radius: 8.6

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 8.98 AU - 13.6 AU

Year: 13271 Days

Day: 11.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,163,055 km

• M1: 110,553 km (0.098 R)
• M2: 390,450 km (0.117 R)
• M3: 694,433 km (0.116 R)
• M4: 1,338,602 km (0.059 R)
• M5: 1,747,902 km (0.08 R)
• M6: 3,145,744 km (0.106 R)
• M7: 3,419,508 km (0.116 R)
• M8: 4,308,718 km (0.06 R)
• M9: 6,457,542 km (0.077 R)
• M10: 7,027,210 km (0.115 R)
• M11: 8,502,395 km (0.037 R)
• M12: 9,136,690 km (0.117 R)
• M13: 11,172,268 km (0.068 R)
• M14: 12,790,618 km (0.057 R)
• M15: 13,427,755 km (0.078 R)
• M16: 14,559,463 km (0.112 R)
• M17: 19,145,386 km (0.035 R)
• M18: 19,475,997 km (0.073 R)
• M19: 19,979,095 km (0.05 R)
• M20: 20,490,869 km (0.111 R)
• M21: 23,557,177 km (0.102 R)
• M22: 25,199,313 km (0.088 R)
• M23: 27,331,681 km (0.077 R)
• M24: 29,801,841 km (0.108 R)
• M25: 32,769,264 km (0.044 R)
• M26: 35,305,397 km (0.1 R)
• M27: 40,222,230 km (0.081 R)
• M28: 40,764,971 km (0.11 R)
• M29: 49,657,816 km (0.077 R)
• M30: 50,282,388 km (0.107 R)
• M31: 56,141,388 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.1

Radius: 4

Gravity: 35.13 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 13.77 AU - 17.13 AU

Year: 21246 Days

Day: 22.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,163,055 km

• M1: 51,611 km (0.1 R)
• M2: 2,091,079 km (0.108 R)
• M3: 2,911,623 km (0.06 R)
• M4: 4,514,116 km (0.043 R)
• M5: 7,263,575 km (0.064 R)
• M6: 7,843,117 km (0.105 R)
• M7: 8,144,108 km (0.045 R)
• M8: 9,369,614 km (0.073 R)
• M9: 12,995,567 km (0.059 R)
• M10: 13,702,866 km (0.106 R)
• M11: 14,585,044 km (0.057 R)
• M12: 16,954,974 km (0.099 R)
• M13: 22,641,039 km (0.085 R)
• M14: 23,456,348 km (0.081 R)
• M15: 27,827,747 km (0.072 R)
• M16: 33,753,319 km (0.085 R)
• M17: 34,682,022 km (0.093 R)
• M18: 34,950,551 km (0.079 R)
• M19: 44,924,989 km (0.07 R)
• M20: 51,945,916 km (0.108 R)
• M21: 61,410,824 km (0.073 R)
• M22: 62,793,407 km (0.081 R)
• M23: 71,961,812 km (0.083 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 15,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit