🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.43 AU - 0.65 AU

Year: 140 Days

Day: 32.1 Hours

Environment

Temp: 183 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,120,883 km

• M1: 177,872 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.75 AU - 4.21 AU

Year: 2292 Days

Day: 34.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.4

Radius: 11

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.78 AU - 9.54 AU

Year: 9789 Days

Day: 11.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,120,883 km

• M1: 136,732 km (0.051 R)
• M2: 483,201 km (0.052 R)
• M3: 1,193,791 km (0.098 R)
• M4: 1,552,826 km (0.09 R)
• M5: 2,610,483 km (0.076 R)
• M6: 2,990,910 km (0.11 R)
• M7: 3,408,438 km (0.063 R)
• M8: 4,069,212 km (0.119 R)
• M9: 4,527,580 km (0.109 R)
• M10: 4,990,435 km (0.066 R)
• M11: 5,548,735 km (0.102 R)
• M12: 7,635,924 km (0.12 R)
• M13: 9,350,465 km (0.053 R)
• M14: 10,396,304 km (0.089 R)
• M15: 13,003,346 km (0.099 R)
• M16: 13,643,625 km (0.115 R)
• M17: 16,959,163 km (0.05 R)
• M18: 19,024,062 km (0.08 R)
• M19: 19,471,360 km (0.107 R)
• M20: 20,002,133 km (0.084 R)
• M21: 27,146,329 km (0.113 R)
• M22: 27,618,460 km (0.116 R)
• M23: 32,013,196 km (0.05 R)
• M24: 35,375,408 km (0.094 R)
• M25: 35,938,944 km (0.116 R)
• M26: 39,326,139 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.1

Radius: 12

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.36 AU - 15.22 AU

Year: 15213 Days

Day: 14.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,120,883 km

• M1: 149,299 km (0.105 R)
• M2: 633,248 km (0.092 R)
• M3: 3,430,728 km (0.08 R)
• M4: 4,878,536 km (0.091 R)
• M5: 7,151,975 km (0.119 R)
• M6: 9,728,050 km (0.026 R)
• M7: 11,001,727 km (0.063 R)
• M8: 12,192,974 km (0.08 R)
• M9: 12,967,742 km (0.102 R)
• M10: 16,984,295 km (0.11 R)
• M11: 23,340,409 km (0.111 R)
• M12: 26,641,436 km (0.067 R)

Asteroid Belt

Center: 13.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.5

Radius: 5.2

Gravity: 32.01 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 12.11 AU - 18.85 AU

Year: 21506 Days

Day: 16.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 49,120,883 km

• M1: 64,776 km (0.075 R)
• M2: 237,262 km (0.067 R)
• M3: 411,394 km (0.054 R)
• M4: 684,859 km (0.104 R)
• M5: 910,153 km (0.109 R)
• M6: 1,213,089 km (0.089 R)
• M7: 1,529,040 km (0.117 R)
• M8: 1,978,881 km (0.105 R)
• M9: 2,347,789 km (0.05 R)
• M10: 2,536,581 km (0.116 R)
• M11: 4,505,888 km (0.05 R)
• M12: 5,586,134 km (0.099 R)
• M13: 6,502,122 km (0.118 R)
• M14: 7,215,105 km (0.051 R)
• M15: 8,244,937 km (0.1 R)
• M16: 8,851,257 km (0.079 R)
• M17: 9,194,285 km (0.1 R)
• M18: 9,725,358 km (0.109 R)
• M19: 13,877,147 km (0.055 R)
• M20: 15,874,129 km (0.094 R)
• M21: 16,637,527 km (0.098 R)
• M22: 20,625,657 km (0.073 R)
• M23: 22,258,966 km (0.113 R)
• M24: 25,665,160 km (0.106 R)
• M25: 26,245,151 km (0.091 R)
• M26: 35,737,585 km (0.097 R)
• M27: 40,847,998 km (0.092 R)
• M28: 45,913,232 km (0.072 R)
• M29: 48,331,781 km (0.098 R)
• M30: 49,038,182 km (0.084 R)
• M31: 49,930,683 km (0.081 R)
• M32: 59,459,918 km (0.092 R)
• M33: 64,010,984 km (0.036 R)
• M34: 66,371,190 km (0.105 R)
• M35: 73,565,950 km (0.117 R)
• M36: 81,263,209 km (0.08 R)
• M37: 83,267,970 km (0.062 R)
• M38: 83,774,359 km (0.058 R)
• M39: 84,793,120 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.2

Radius: 6.2

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 14.29 AU - 18.83 AU

Year: 23795 Days

Day: 16.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 89.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,120,883 km

• M1: 77,492 km (0.057 R)
• M2: 387,608 km (0.087 R)
• M3: 1,839,605 km (0.092 R)
• M4: 2,854,178 km (0.082 R)
• M5: 3,407,989 km (0.083 R)
• M6: 3,762,835 km (0.1 R)
• M7: 4,058,590 km (0.06 R)
• M8: 5,168,906 km (0.114 R)
• M9: 6,207,564 km (0.1 R)
• M10: 6,506,610 km (0.116 R)
• M11: 6,737,140 km (0.115 R)
• M12: 7,972,669 km (0.093 R)
• M13: 13,298,652 km (0.036 R)
• M14: 13,858,896 km (0.094 R)
• M15: 16,048,710 km (0.07 R)
• M16: 16,328,907 km (0.076 R)
• M17: 20,193,469 km (0.074 R)
• M18: 20,520,190 km (0.077 R)
• M19: 26,044,540 km (0.083 R)
• M20: 27,515,985 km (0.066 R)
• M21: 28,424,942 km (0.107 R)
• M22: 29,772,968 km (0.101 R)
• M23: 30,946,414 km (0.039 R)
• M24: 33,956,921 km (0.054 R)
• M25: 35,949,266 km (0.057 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 14,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit