🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.48 AU - 0.54 AU

Year: 136 Days

Day: 32.8 Hours

Environment

Temp: 233 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,270,752 km

• M1: 104,120 km (0.116 R)

Asteroid Belt

Center: 0.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.92 AU - 1.12 AU

Year: 384 Days

Day: 15 Hours

Environment

Temp: 33 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.42 AU - 1.86 AU

Year: 783 Days

Day: 32.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.58 AU - 3.82 AU

Year: 2134 Days

Day: 17.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 14.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 6.08 AU - 6.4 AU

Year: 5811 Days

Day: 7.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,270,752 km

• M1: 179,069 km (0.054 R)
• M2: 925,263 km (0.107 R)
• M3: 1,401,433 km (0.045 R)
• M4: 1,874,162 km (0.11 R)
• M5: 2,816,030 km (0.118 R)
• M6: 3,944,597 km (0.061 R)
• M7: 5,383,279 km (0.117 R)
• M8: 7,861,966 km (0.104 R)
• M9: 9,471,490 km (0.102 R)
• M10: 11,068,447 km (0.079 R)
• M11: 11,745,976 km (0.116 R)
• M12: 14,953,055 km (0.063 R)
• M13: 16,699,461 km (0.119 R)
• M14: 19,928,680 km (0.081 R)
• M15: 20,864,864 km (0.118 R)
• M16: 26,705,613 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.5

Radius: 10.5

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.4 AU - 10.04 AU

Year: 8785 Days

Day: 8.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 88 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 21,270,752 km

• M1: 130,599 km (0.059 R)
• M2: 1,269,488 km (0.118 R)
• M3: 1,788,443 km (0.087 R)
• M4: 2,870,933 km (0.063 R)
• M5: 4,651,297 km (0.107 R)
• M6: 5,002,702 km (0.105 R)
• M7: 6,339,808 km (0.08 R)
• M8: 7,983,590 km (0.096 R)
• M9: 8,446,296 km (0.115 R)
• M10: 9,333,411 km (0.111 R)
• M11: 12,202,848 km (0.068 R)
• M12: 18,140,687 km (0.074 R)
• M13: 19,538,679 km (0.092 R)
• M14: 19,918,208 km (0.081 R)
• M15: 20,380,167 km (0.069 R)
• M16: 21,971,888 km (0.119 R)
• M17: 22,797,968 km (0.056 R)
• M18: 27,148,573 km (0.12 R)
• M19: 27,621,452 km (0.049 R)
• M20: 28,196,207 km (0.069 R)
• M21: 28,583,665 km (0.079 R)
• M22: 30,270,680 km (0.086 R)
• M23: 31,813,334 km (0.08 R)
• M24: 32,339,021 km (0.043 R)
• M25: 32,977,504 km (0.1 R)
• M26: 35,955,100 km (0.073 R)
• M27: 38,037,054 km (0.1 R)
• M28: 38,510,381 km (0.079 R)
• M29: 38,867,920 km (0.109 R)
• M30: 41,808,865 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.3

Radius: 9.4

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.92 AU - 10.04 AU

Year: 10881 Days

Day: 6.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,270,752 km

• M1: 119,529 km (0.111 R)
• M2: 554,709 km (0.094 R)
• M3: 1,993,541 km (0.105 R)
• M4: 2,951,566 km (0.109 R)
• M5: 4,555,405 km (0.101 R)
• M6: 5,317,456 km (0.094 R)
• M7: 6,976,796 km (0.069 R)
• M8: 8,418,919 km (0.12 R)
• M9: 13,440,022 km (0.103 R)
• M10: 14,678,543 km (0.068 R)
• M11: 16,538,194 km (0.06 R)
• M12: 17,668,705 km (0.09 R)
• M13: 20,880,422 km (0.101 R)
• M14: 23,750,308 km (0.112 R)
• M15: 24,461,945 km (0.101 R)
• M16: 26,873,163 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.8

Radius: 8

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.04 AU - 10.7 AU

Year: 11559 Days

Day: 10.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,270,752 km

• M1: 99,931 km (0.069 R)
• M2: 867,219 km (0.054 R)
• M3: 1,394,402 km (0.095 R)
• M4: 2,826,053 km (0.119 R)
• M5: 3,758,048 km (0.077 R)
• M6: 4,020,293 km (0.112 R)
• M7: 4,491,975 km (0.058 R)
• M8: 4,952,438 km (0.116 R)
• M9: 6,844,851 km (0.062 R)
• M10: 8,001,691 km (0.101 R)
• M11: 8,403,361 km (0.117 R)
• M12: 9,878,247 km (0.104 R)
• M13: 11,772,604 km (0.094 R)
• M14: 12,425,001 km (0.098 R)
• M15: 17,966,106 km (0.087 R)
• M16: 19,065,650 km (0.078 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: 423 - 20,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit