🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.75 AU - 0.95 AU

Year: 278 Days

Day: 42.3 Hours

Environment

Temp: 123 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,589,680 km

• M1: 77,791 km (0.066 R)
• M2: 147,055 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.22 AU - 1.24 AU

Year: 484 Days

Day: 12.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 101,589,680 km

• M1: 33,959 km (0.096 R)
• M2: 323,580 km (0.08 R)

Asteroid Belt

Center: 2.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.37 AU - 4.93 AU

Year: 2999 Days

Day: 15.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.2

Radius: 11

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 11.11 AU - 11.79 AU

Year: 13745 Days

Day: 13.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,589,680 km

• M1: 136,882 km (0.099 R)
• M2: 620,233 km (0.111 R)
• M3: 1,332,767 km (0.073 R)
• M4: 1,677,142 km (0.077 R)
• M5: 2,030,043 km (0.088 R)
• M6: 2,956,503 km (0.111 R)
• M7: 3,428,185 km (0.118 R)
• M8: 4,404,610 km (0.063 R)
• M9: 5,838,805 km (0.113 R)
• M10: 6,702,134 km (0.07 R)
• M11: 9,404,021 km (0.102 R)
• M12: 10,859,309 km (0.117 R)
• M13: 19,542,269 km (0.074 R)
• M14: 22,516,424 km (0.076 R)
• M15: 25,877,440 km (0.085 R)
• M16: 30,860,395 km (0.087 R)
• M17: 45,040,329 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.2

Radius: 14.6

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.32 AU - 14.62 AU

Year: 14692 Days

Day: 14.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 101,589,680 km

• M1: 181,761 km (0.059 R)
• M2: 681,867 km (0.04 R)
• M3: 1,241,214 km (0.072 R)
• M4: 1,777,522 km (0.059 R)
• M5: 2,246,362 km (0.064 R)
• M6: 3,577,483 km (0.12 R)
• M7: 4,401,020 km (0.111 R)
• M8: 5,204,959 km (0.112 R)
• M9: 5,680,231 km (0.077 R)
• M10: 7,418,409 km (0.092 R)
• M11: 9,813,920 km (0.117 R)
• M12: 11,247,965 km (0.086 R)
• M13: 12,752,171 km (0.117 R)
• M14: 13,758,217 km (0.08 R)
• M15: 15,034,736 km (0.112 R)
• M16: 20,666,647 km (0.116 R)
• M17: 21,865,973 km (0.094 R)
• M18: 25,533,514 km (0.105 R)
• M19: 27,677,850 km (0.038 R)
• M20: 29,708,342 km (0.1 R)
• M21: 30,641,833 km (0.111 R)
• M22: 32,937,562 km (0.083 R)
• M23: 36,526,564 km (0.079 R)
• M24: 37,733,520 km (0.119 R)
• M25: 39,944,576 km (0.117 R)
• M26: 43,869,725 km (0.103 R)
• M27: 49,983,042 km (0.064 R)
• M28: 51,303,543 km (0.117 R)
• M29: 54,706,894 km (0.091 R)
• M30: 59,169,099 km (0.116 R)
• M31: 61,959,848 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.3

Radius: 5.2

Gravity: 26.49 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 14.6 AU - 24.08 AU

Year: 30173 Days

Day: 23.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 101,589,680 km

• M1: 64,626 km (0.101 R)
• M2: 472,729 km (0.05 R)
• M3: 676,781 km (0.063 R)
• M4: 965,205 km (0.069 R)
• M5: 1,748,051 km (0.028 R)
• M6: 2,293,335 km (0.108 R)
• M7: 2,540,770 km (0.12 R)
• M8: 3,148,138 km (0.096 R)
• M9: 4,530,422 km (0.11 R)
• M10: 5,083,186 km (0.074 R)
• M11: 6,660,247 km (0.072 R)
• M12: 8,249,724 km (0.108 R)
• M13: 9,818,407 km (0.117 R)
• M14: 11,362,856 km (0.054 R)
• M15: 12,008,969 km (0.044 R)
• M16: 12,679,317 km (0.086 R)
• M17: 13,374,199 km (0.059 R)
• M18: 14,505,309 km (0.072 R)
• M19: 17,140,774 km (0.111 R)
• M20: 18,571,080 km (0.116 R)
• M21: 24,144,049 km (0.115 R)
• M22: 24,851,049 km (0.092 R)
• M23: 26,182,919 km (0.109 R)
• M24: 27,689,369 km (0.115 R)
• M25: 35,187,065 km (0.063 R)
• M26: 35,639,299 km (0.071 R)
• M27: 39,397,497 km (0.07 R)
• M28: 40,048,547 km (0.086 R)
• M29: 47,506,150 km (0.035 R)
• M30: 47,689,856 km (0.037 R)
• M31: 47,873,862 km (0.107 R)
• M32: 49,364,006 km (0.096 R)
• M33: 50,692,884 km (0.053 R)
• M34: 51,462,864 km (0.107 R)
• M35: 53,026,162 km (0.081 R)
• M36: 55,837,704 km (0.112 R)
• M37: 57,072,485 km (0.101 R)
• M38: 63,298,150 km (0.119 R)
• M39: 70,676,018 km (0.113 R)
• M40: 75,566,522 km (0.067 R)
• M41: 93,586,184 km (0.051 R)
• M42: 97,089,168 km (0.087 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 15,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit