🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.8 AU - 0.88 AU

Year: 293 Days

Day: 43.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.69 AU - 1.13 AU

Year: 331 Days

Day: 22.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.76 AU - 2.3 AU

Year: 1101 Days

Day: 29 Hours

Environment

Temp: -84 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.8

Radius: 11.5

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.02 AU - 5.3 AU

Year: 3831 Days

Day: 12.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,721,695 km

• M1: 147,952 km (0.073 R)
• M2: 717,172 km (0.087 R)
• M3: 1,194,689 km (0.058 R)
• M4: 1,893,909 km (0.09 R)
• M5: 2,513,394 km (0.044 R)
• M6: 5,099,043 km (0.107 R)
• M7: 6,151,165 km (0.074 R)
• M8: 7,919,113 km (0.041 R)
• M9: 9,797,165 km (0.081 R)
• M10: 11,116,917 km (0.027 R)
• M11: 11,531,153 km (0.06 R)
• M12: 13,631,208 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.2

Radius: 14.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.58 AU - 8.94 AU

Year: 9873 Days

Day: 7 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,721,695 km

• M1: 184,454 km (0.09 R)
• M2: 723,306 km (0.098 R)
• M3: 1,371,962 km (0.104 R)
• M4: 1,887,177 km (0.072 R)
• M5: 2,354,670 km (0.081 R)
• M6: 3,903,008 km (0.072 R)
• M7: 4,726,844 km (0.119 R)
• M8: 5,932,004 km (0.088 R)
• M9: 6,429,716 km (0.09 R)
• M10: 7,263,725 km (0.095 R)
• M11: 12,258,199 km (0.069 R)
• M12: 13,225,649 km (0.117 R)
• M13: 13,916,641 km (0.072 R)
• M14: 14,969,661 km (0.096 R)
• M15: 15,838,076 km (0.102 R)
• M16: 16,678,667 km (0.117 R)
• M17: 19,245,018 km (0.092 R)
• M18: 19,856,873 km (0.097 R)
• M19: 21,263,243 km (0.063 R)
• M20: 26,128,166 km (0.038 R)
• M21: 28,249,164 km (0.069 R)
• M22: 30,666,217 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.5

Radius: 5.8

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 10.01 AU - 15.79 AU

Year: 17643 Days

Day: 23.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,721,695 km

• M1: 72,106 km (0.109 R)
• M2: 373,396 km (0.107 R)
• M3: 560,992 km (0.113 R)
• M4: 870,959 km (0.027 R)
• M5: 1,316,312 km (0.061 R)
• M6: 1,659,190 km (0.093 R)
• M7: 1,885,532 km (0.105 R)
• M8: 2,077,914 km (0.07 R)
• M9: 2,627,537 km (0.103 R)
• M10: 3,843,169 km (0.076 R)
• M11: 4,212,526 km (0.101 R)
• M12: 4,699,168 km (0.075 R)
• M13: 5,463,314 km (0.06 R)
• M14: 6,154,606 km (0.104 R)
• M15: 7,665,694 km (0.048 R)
• M16: 9,560,202 km (0.114 R)
• M17: 10,946,675 km (0.089 R)
• M18: 11,227,769 km (0.107 R)
• M19: 12,955,026 km (0.11 R)
• M20: 13,269,780 km (0.098 R)
• M21: 14,178,138 km (0.118 R)
• M22: 15,127,187 km (0.093 R)
• M23: 20,857,234 km (0.025 R)
• M24: 23,355,968 km (0.028 R)
• M25: 35,349,378 km (0.099 R)
• M26: 38,623,178 km (0.104 R)
• M27: 47,381,984 km (0.096 R)
• M28: 51,352,162 km (0.104 R)
• M29: 52,617,012 km (0.084 R)
• M30: 53,096,623 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.4

Radius: 5.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 15.16 AU - 16.26 AU

Year: 23712 Days

Day: 22.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,721,695 km

• M1: 76,445 km (0.075 R)
• M2: 264,938 km (0.083 R)
• M3: 473,477 km (0.036 R)
• M4: 690,544 km (0.1 R)
• M5: 1,321,398 km (0.105 R)
• M6: 2,521,173 km (0.079 R)
• M7: 2,779,379 km (0.032 R)
• M8: 4,781,447 km (0.118 R)
• M9: 5,315,212 km (0.094 R)
• M10: 7,155,416 km (0.054 R)
• M11: 8,738,909 km (0.087 R)
• M12: 9,638,142 km (0.102 R)
• M13: 12,954,577 km (0.058 R)
• M14: 18,433,898 km (0.072 R)
• M15: 21,810,622 km (0.115 R)
• M16: 28,994,760 km (0.072 R)
• M17: 32,821,324 km (0.108 R)
• M18: 34,733,185 km (0.116 R)
• M19: 44,834,482 km (0.115 R)
• M20: 49,000,334 km (0.102 R)
• M21: 51,019,307 km (0.098 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 17,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit