🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.49 AU - 0.53 AU

Year: 153 Days

Day: 47.8 Hours

Environment

Temp: 88 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,818,847 km

• M1: 109,356 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.89 AU - 0.93 AU

Year: 364 Days

Day: 21.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.82 AU - 1.24 AU

Year: 438 Days

Day: 26.7 Hours

Environment

Temp: -46 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,818,847 km

• M1: 174,431 km (0.116 R)
• M2: 673,639 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.93 AU - 1.33 AU

Year: 503 Days

Day: 24.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,818,847 km

• M1: 88,113 km (0.05 R)
• M2: 512,074 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.19 AU - 1.29 AU

Year: 579 Days

Day: 46.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,818,847 km

• M1: 107,860 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.8

Radius: 8.2

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.21 AU - 4.85 AU

Year: 3390 Days

Day: 12.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,818,847 km

• M1: 102,026 km (0.09 R)
• M2: 893,997 km (0.119 R)
• M3: 1,337,106 km (0.1 R)
• M4: 1,822,850 km (0.119 R)
• M5: 2,222,576 km (0.101 R)
• M6: 2,617,364 km (0.117 R)
• M7: 2,922,843 km (0.092 R)
• M8: 3,180,750 km (0.086 R)
• M9: 3,529,313 km (0.046 R)
• M10: 4,325,174 km (0.05 R)
• M11: 5,749,495 km (0.091 R)
• M12: 6,641,098 km (0.077 R)
• M13: 7,526,119 km (0.101 R)
• M14: 7,881,713 km (0.034 R)
• M15: 9,233,480 km (0.088 R)
• M16: 10,294,727 km (0.117 R)
• M17: 12,036,345 km (0.116 R)
• M18: 13,301,046 km (0.057 R)
• M19: 14,852,376 km (0.111 R)
• M20: 15,619,514 km (0.043 R)
• M21: 15,933,819 km (0.083 R)
• M22: 18,484,463 km (0.091 R)
• M23: 19,795,688 km (0.058 R)
• M24: 21,488,238 km (0.065 R)
• M25: 21,746,893 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.1

Radius: 4.7

Gravity: 28.89 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 10.17 AU - 16.59 AU

Year: 20505 Days

Day: 23.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 45,818,847 km

• M1: 67,319 km (0.115 R)
• M2: 224,247 km (0.066 R)
• M3: 635,641 km (0.114 R)
• M4: 851,511 km (0.039 R)
• M5: 1,155,195 km (0.116 R)
• M6: 1,416,243 km (0.082 R)
• M7: 1,594,564 km (0.109 R)
• M8: 1,751,641 km (0.09 R)
• M9: 2,056,372 km (0.061 R)
• M10: 2,307,697 km (0.032 R)
• M11: 6,316,022 km (0.031 R)
• M12: 6,756,438 km (0.078 R)
• M13: 7,030,502 km (0.081 R)
• M14: 7,455,210 km (0.118 R)
• M15: 7,947,088 km (0.104 R)
• M16: 10,797,226 km (0.105 R)
• M17: 11,362,257 km (0.119 R)
• M18: 12,280,190 km (0.033 R)
• M19: 15,019,028 km (0.055 R)
• M20: 16,366,306 km (0.055 R)
• M21: 17,620,236 km (0.068 R)
• M22: 18,757,479 km (0.098 R)
• M23: 19,481,383 km (0.052 R)
• M24: 21,665,661 km (0.089 R)
• M25: 22,061,497 km (0.083 R)
• M26: 24,113,382 km (0.072 R)
• M27: 25,954,632 km (0.032 R)
• M28: 28,004,123 km (0.046 R)
• M29: 32,165,188 km (0.066 R)
• M30: 36,163,041 km (0.111 R)
• M31: 38,136,985 km (0.118 R)
• M32: 44,488,163 km (0.09 R)
• M33: 62,967,090 km (0.106 R)
• M34: 68,964,469 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91

Radius: 5.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.05 AU - 17.01 AU

Year: 25641 Days

Day: 20.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 113.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,818,847 km

• M1: 89,908 km (0.04 R)
• M2: 464,651 km (0.074 R)
• M3: 1,769,444 km (0.071 R)
• M4: 2,778,780 km (0.089 R)
• M5: 3,702,398 km (0.063 R)
• M6: 5,715,536 km (0.109 R)
• M7: 9,461,617 km (0.088 R)
• M8: 10,759,528 km (0.051 R)
• M9: 19,059,966 km (0.047 R)
• M10: 21,693,935 km (0.086 R)
• M11: 23,141,145 km (0.103 R)
• M12: 36,394,469 km (0.077 R)
• M13: 40,671,622 km (0.073 R)
• M14: 45,000,236 km (0.1 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: 362 - 14,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit