🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.5 AU - 0.72 AU

Year: 169 Days

Day: 12.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.23 AU - 2.05 AU

Year: 745 Days

Day: 35.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.84 AU - 2.12 AU

Year: 988 Days

Day: 41.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.72 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.2

Radius: 9.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.37 AU - 5.55 AU

Year: 4526 Days

Day: 13.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,215,593 km

• M1: 124,914 km (0.055 R)
• M2: 470,186 km (0.117 R)
• M3: 1,066,034 km (0.111 R)
• M4: 2,154,957 km (0.116 R)
• M5: 4,337,291 km (0.092 R)
• M6: 5,224,556 km (0.1 R)
• M7: 6,365,988 km (0.116 R)
• M8: 12,977,166 km (0.068 R)
• M9: 13,989,046 km (0.118 R)
• M10: 15,152,020 km (0.096 R)
• M11: 16,221,496 km (0.075 R)
• M12: 17,669,603 km (0.059 R)
• M13: 18,170,756 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.8

Radius: 12.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 12.31 AU - 13.39 AU

Year: 16342 Days

Day: 6.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,215,593 km

• M1: 160,519 km (0.118 R)
• M2: 641,326 km (0.106 R)
• M3: 1,132,755 km (0.119 R)
• M4: 1,995,187 km (0.039 R)
• M5: 2,845,800 km (0.116 R)
• M6: 4,292,262 km (0.096 R)
• M7: 4,966,051 km (0.11 R)
• M8: 5,638,793 km (0.089 R)
• M9: 6,761,375 km (0.111 R)
• M10: 7,718,801 km (0.086 R)
• M11: 10,215,291 km (0.082 R)
• M12: 10,915,259 km (0.106 R)
• M13: 13,716,180 km (0.102 R)
• M14: 16,091,495 km (0.115 R)
• M15: 17,794,368 km (0.031 R)
• M16: 20,527,521 km (0.061 R)
• M17: 21,817,952 km (0.032 R)
• M18: 27,320,012 km (0.087 R)
• M19: 40,568,549 km (0.087 R)
• M20: 41,372,189 km (0.113 R)
• M21: 50,771,872 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.7

Radius: 3.9

Gravity: 40.22 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 10.27 AU - 16.89 AU

Year: 17754 Days

Day: 19.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,215,593 km

• M1: 51,162 km (0.068 R)
• M2: 392,694 km (0.098 R)
• M3: 631,153 km (0.108 R)
• M4: 1,042,996 km (0.1 R)
• M5: 1,549,086 km (0.109 R)
• M6: 1,680,882 km (0.115 R)
• M7: 3,074,087 km (0.081 R)
• M8: 3,788,716 km (0.078 R)
• M9: 3,968,233 km (0.112 R)
• M10: 6,418,796 km (0.114 R)
• M11: 7,296,337 km (0.063 R)
• M12: 7,811,702 km (0.036 R)
• M13: 8,451,382 km (0.101 R)
• M14: 9,667,762 km (0.069 R)
• M15: 10,116,855 km (0.12 R)
• M16: 14,510,694 km (0.055 R)
• M17: 17,364,573 km (0.078 R)
• M18: 18,879,251 km (0.042 R)
• M19: 21,880,933 km (0.081 R)
• M20: 23,544,610 km (0.054 R)
• M21: 25,185,699 km (0.042 R)
• M22: 27,011,092 km (0.079 R)
• M23: 30,325,583 km (0.058 R)
• M24: 31,164,378 km (0.094 R)
• M25: 35,723,523 km (0.088 R)
• M26: 39,138,393 km (0.086 R)
• M27: 43,515,777 km (0.062 R)
• M28: 50,175,874 km (0.081 R)
• M29: 57,848,599 km (0.102 R)
• M30: 59,695,086 km (0.096 R)
• M31: 63,894,896 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.1

Radius: 6.8

Gravity: 20.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 12.47 AU - 19.41 AU

Year: 22577 Days

Day: 25 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,215,593 km

• M1: 105,317 km (0.11 R)
• M2: 479,162 km (0.093 R)
• M3: 846,874 km (0.103 R)
• M4: 1,095,206 km (0.1 R)
• M5: 2,307,098 km (0.111 R)
• M6: 4,552,562 km (0.049 R)
• M7: 11,339,818 km (0.094 R)
• M8: 15,579,721 km (0.108 R)
• M9: 17,865,277 km (0.076 R)
• M10: 19,966,379 km (0.076 R)
• M11: 22,333,317 km (0.101 R)
• M12: 26,165,416 km (0.085 R)
• M13: 27,739,634 km (0.103 R)
• M14: 29,633,094 km (0.11 R)
• M15: 30,809,681 km (0.107 R)
• M16: 34,525,992 km (0.077 R)
• M17: 38,530,428 km (0.087 R)
• M18: 47,801,307 km (0.096 R)
• M19: 60,094,661 km (0.098 R)
• M20: 65,417,952 km (0.08 R)
• M21: 71,511,073 km (0.071 R)
• M22: 72,914,601 km (0.073 R)
• M23: 80,459,719 km (0.119 R)
• M24: 88,241,202 km (0.119 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 13,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit