🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.51 AU - 0.63 AU

Year: 163 Days

Day: 17.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.7 AU - 0.7 AU

Year: 222 Days

Day: 40.5 Hours

Environment

Temp: 96 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.76 AU - 2.2 AU

Year: 1055 Days

Day: 26.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.98 AU - 2.34 AU

Year: 1202 Days

Day: 27.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.62 AU - 4.58 AU

Year: 3144 Days

Day: 31 Hours

Environment

Temp: -134 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,115,871 km

• M1: 941,120 km (0.066 R)

Asteroid Belt

Center: 4.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.7

Radius: 8.7

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.44 AU - 5.88 AU

Year: 4439 Days

Day: 6.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,115,871 km

• M1: 109,954 km (0.097 R)
• M2: 407,056 km (0.116 R)
• M3: 1,286,990 km (0.118 R)
• M4: 2,472,703 km (0.115 R)
• M5: 4,021,340 km (0.069 R)
• M6: 6,406,529 km (0.094 R)
• M7: 6,742,974 km (0.039 R)
• M8: 7,228,270 km (0.081 R)
• M9: 8,390,197 km (0.099 R)
• M10: 8,793,363 km (0.099 R)
• M11: 9,112,156 km (0.05 R)
• M12: 9,807,038 km (0.112 R)
• M13: 12,026,322 km (0.097 R)
• M14: 12,539,294 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.7

Radius: 14.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.42 AU - 11.44 AU

Year: 11851 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,115,871 km

• M1: 187,596 km (0.084 R)
• M2: 885,171 km (0.053 R)
• M3: 1,567,786 km (0.073 R)
• M4: 2,570,989 km (0.101 R)
• M5: 3,438,507 km (0.045 R)
• M6: 4,967,098 km (0.054 R)
• M7: 5,685,168 km (0.12 R)
• M8: 7,035,737 km (0.085 R)
• M9: 7,501,735 km (0.105 R)
• M10: 8,402,314 km (0.117 R)
• M11: 9,124,273 km (0.106 R)
• M12: 10,473,646 km (0.067 R)
• M13: 11,541,027 km (0.059 R)
• M14: 14,765,908 km (0.025 R)
• M15: 21,670,299 km (0.103 R)
• M16: 22,207,505 km (0.087 R)
• M17: 24,445,489 km (0.085 R)
• M18: 25,322,282 km (0.027 R)
• M19: 28,610,742 km (0.11 R)
• M20: 32,639,413 km (0.052 R)
• M21: 38,710,244 km (0.114 R)
• M22: 39,768,200 km (0.107 R)
• M23: 42,917,086 km (0.101 R)
• M24: 44,768,509 km (0.118 R)
• M25: 46,524,339 km (0.077 R)
• M26: 47,269,337 km (0.067 R)
• M27: 48,325,797 km (0.112 R)
• M28: 49,089,943 km (0.108 R)
• M29: 52,067,389 km (0.105 R)
• M30: 56,334,220 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.9

Radius: 6.2

Gravity: 19.61 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.27 AU - 14.93 AU

Year: 17958 Days

Day: 17.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,115,871 km

• M1: 77,193 km (0.053 R)
• M2: 461,809 km (0.082 R)
• M3: 920,177 km (0.096 R)
• M4: 1,302,549 km (0.081 R)
• M5: 1,732,493 km (0.047 R)
• M6: 1,990,549 km (0.076 R)
• M7: 3,050,301 km (0.052 R)
• M8: 3,687,438 km (0.105 R)
• M9: 5,297,410 km (0.044 R)
• M10: 5,723,615 km (0.116 R)
• M11: 6,006,654 km (0.111 R)
• M12: 6,688,521 km (0.102 R)
• M13: 7,806,316 km (0.045 R)
• M14: 8,205,144 km (0.104 R)
• M15: 9,152,248 km (0.06 R)
• M16: 9,822,895 km (0.116 R)
• M17: 13,041,793 km (0.11 R)
• M18: 13,674,741 km (0.108 R)
• M19: 14,774,735 km (0.053 R)
• M20: 19,044,856 km (0.077 R)
• M21: 20,790,364 km (0.097 R)
• M22: 26,551,228 km (0.117 R)
• M23: 32,139,307 km (0.076 R)
• M24: 37,053,897 km (0.034 R)
• M25: 40,201,137 km (0.096 R)
• M26: 48,339,410 km (0.05 R)
• M27: 53,500,088 km (0.12 R)
• M28: 54,035,499 km (0.113 R)
• M29: 58,071,500 km (0.108 R)
• M30: 62,698,712 km (0.119 R)
• M31: 64,697,190 km (0.069 R)
• M32: 65,304,856 km (0.05 R)
• M33: 67,565,729 km (0.114 R)
• M34: 69,453,803 km (0.097 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 16,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit