🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.43 AU - 0.63 AU

Year: 245 Days

Day: 13.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,245,269 km

• M1: 34,557 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.58 AU - 0.66 AU

Year: 310 Days

Day: 24 Hours

Environment

Temp: -138 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.6

Radius: 8.1

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.32 AU - 1.66 AU

Year: 1156 Days

Day: 6.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,245,269 km

• M1: 100,829 km (0.095 R)
• M2: 355,295 km (0.103 R)
• M3: 608,863 km (0.088 R)
• M4: 1,271,133 km (0.094 R)
• M5: 2,056,073 km (0.103 R)
• M6: 4,137,129 km (0.103 R)
• M7: 6,689,867 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.2

Radius: 8

Gravity: 14.57 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.36 AU - 1.94 AU

Year: 1348 Days

Day: 13.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,245,269 km

• M1: 145,409 km (0.119 R)
• M2: 394,190 km (0.064 R)
• M3: 807,380 km (0.112 R)
• M4: 1,133,952 km (0.063 R)
• M5: 2,093,921 km (0.1 R)
• M6: 2,520,874 km (0.096 R)
• M7: 3,004,823 km (0.057 R)
• M8: 3,419,359 km (0.11 R)
• M9: 4,362,872 km (0.096 R)
• M10: 5,166,512 km (0.102 R)
• M11: 5,514,477 km (0.104 R)
• M12: 6,934,161 km (0.071 R)
• M13: 7,521,332 km (0.102 R)
• M14: 8,345,168 km (0.067 R)
• M15: 9,040,349 km (0.075 R)
• M16: 11,213,856 km (0.093 R)
• M17: 11,835,286 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.4

Radius: 12.2

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.08 AU - 2.68 AU

Year: 2335 Days

Day: 6.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,245,269 km

• M1: 151,692 km (0.094 R)
• M2: 842,685 km (0.119 R)
• M3: 1,235,080 km (0.079 R)
• M4: 2,109,779 km (0.104 R)
• M5: 3,118,667 km (0.101 R)
• M6: 3,732,317 km (0.061 R)
• M7: 4,635,739 km (0.066 R)
• M8: 5,657,343 km (0.085 R)
• M9: 6,209,808 km (0.115 R)
• M10: 7,263,425 km (0.104 R)
• M11: 7,889,044 km (0.117 R)
• M12: 9,787,889 km (0.12 R)
• M13: 10,483,819 km (0.093 R)
• M14: 12,655,232 km (0.094 R)
• M15: 13,281,449 km (0.052 R)
• M16: 13,683,418 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.8

Radius: 8.2

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.96 AU - 3.74 AU

Year: 3899 Days

Day: 7.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,245,269 km

• M1: 102,026 km (0.063 R)
• M2: 580,589 km (0.079 R)
• M3: 1,023,997 km (0.09 R)
• M4: 1,389,914 km (0.057 R)
• M5: 1,816,118 km (0.074 R)
• M6: 2,123,542 km (0.096 R)
• M7: 2,691,565 km (0.118 R)
• M8: 3,093,235 km (0.104 R)
• M9: 4,663,564 km (0.051 R)
• M10: 5,140,183 km (0.111 R)
• M11: 6,798,475 km (0.081 R)
• M12: 7,149,133 km (0.094 R)
• M13: 8,167,296 km (0.063 R)
• M14: 9,711,146 km (0.115 R)
• M15: 11,619,416 km (0.117 R)
• M16: 13,168,801 km (0.049 R)
• M17: 16,557,792 km (0.116 R)
• M18: 24,252,807 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.4

Radius: 13.6

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.63 AU - 5.39 AU

Year: 7130 Days

Day: 6.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,245,269 km

• M1: 169,195 km (0.103 R)
• M2: 641,924 km (0.068 R)
• M3: 1,216,231 km (0.105 R)
• M4: 1,697,786 km (0.101 R)
• M5: 2,375,016 km (0.117 R)
• M6: 3,001,980 km (0.091 R)
• M7: 3,879,522 km (0.112 R)
• M8: 4,353,298 km (0.12 R)
• M9: 5,122,231 km (0.114 R)
• M10: 7,039,477 km (0.083 R)
• M11: 8,463,350 km (0.039 R)
• M12: 9,006,839 km (0.026 R)
• M13: 11,926,989 km (0.086 R)
• M14: 13,489,240 km (0.108 R)
• M15: 14,000,715 km (0.105 R)
• M16: 17,148,404 km (0.095 R)
• M17: 18,781,713 km (0.041 R)
• M18: 20,665,749 km (0.112 R)
• M19: 21,117,834 km (0.118 R)
• M20: 22,672,754 km (0.08 R)
• M21: 26,184,863 km (0.108 R)
• M22: 26,625,878 km (0.067 R)
• M23: 27,341,554 km (0.082 R)
• M24: 30,918,439 km (0.039 R)
• M25: 36,085,101 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.2

Radius: 6.7

Gravity: 15.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.73 AU - 8.11 AU

Year: 14172 Days

Day: 21.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,245,269 km

• M1: 83,326 km (0.086 R)
• M2: 495,917 km (0.106 R)
• M3: 1,023,399 km (0.107 R)
• M4: 1,446,911 km (0.088 R)
• M5: 1,707,660 km (0.078 R)
• M6: 2,091,977 km (0.07 R)
• M7: 3,057,182 km (0.079 R)
• M8: 4,260,099 km (0.11 R)
• M9: 4,833,358 km (0.031 R)
• M10: 5,977,482 km (0.073 R)
• M11: 8,016,950 km (0.111 R)
• M12: 10,368,180 km (0.085 R)
• M13: 12,189,683 km (0.07 R)
• M14: 16,077,283 km (0.055 R)
• M15: 16,835,146 km (0.087 R)
• M16: 17,222,904 km (0.091 R)
• M17: 17,458,371 km (0.116 R)
• M18: 17,935,887 km (0.117 R)
• M19: 22,632,363 km (0.033 R)
• M20: 23,777,086 km (0.048 R)
• M21: 24,363,659 km (0.072 R)
• M22: 25,261,695 km (0.072 R)
• M23: 28,196,356 km (0.105 R)
• M24: 29,185,797 km (0.102 R)
• M25: 29,632,945 km (0.112 R)
• M26: 33,865,218 km (0.111 R)
• M27: 36,511,156 km (0.079 R)
• M28: 41,784,780 km (0.079 R)
• M29: 46,020,045 km (0.061 R)
• M30: 46,473,925 km (0.05 R)
• M31: 48,944,833 km (0.069 R)
• M32: 50,532,814 km (0.072 R)
• M33: 53,978,951 km (0.097 R)
• M34: 56,016,773 km (0.082 R)
• M35: 56,534,083 km (0.086 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 19,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit