🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.45 AU - 0.59 AU

Year: 144 Days

Day: 21.4 Hours

Environment

Temp: 219 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,526,262 km

• M1: 56,698 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.63 AU - 0.81 AU

Year: 234 Days

Day: 19 Hours

Environment

Temp: 104 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.8

Radius: 9.7

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.73 AU - 10.91 AU

Year: 10029 Days

Day: 8.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,526,262 km

• M1: 120,576 km (0.087 R)
• M2: 557,850 km (0.05 R)
• M3: 1,442,273 km (0.072 R)
• M4: 3,396,171 km (0.065 R)
• M5: 5,521,957 km (0.055 R)
• M6: 9,952,148 km (0.114 R)
• M7: 11,925,793 km (0.112 R)
• M8: 12,709,087 km (0.116 R)
• M9: 14,728,658 km (0.109 R)
• M10: 15,265,266 km (0.102 R)
• M11: 19,749,911 km (0.064 R)
• M12: 23,965,130 km (0.116 R)
• M13: 26,325,336 km (0.094 R)
• M14: 29,770,874 km (0.088 R)
• M15: 30,245,398 km (0.104 R)
• M16: 30,918,439 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166

Radius: 15

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.5 AU - 10.7 AU

Year: 12290 Days

Day: 9.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,526,262 km

• M1: 186,698 km (0.063 R)
• M2: 694,134 km (0.09 R)
• M3: 1,858,454 km (0.045 R)
• M4: 2,955,007 km (0.082 R)
• M5: 4,372,895 km (0.068 R)
• M6: 5,036,960 km (0.103 R)
• M7: 5,860,197 km (0.095 R)
• M8: 6,703,481 km (0.063 R)
• M9: 10,488,905 km (0.068 R)
• M10: 11,585,158 km (0.038 R)
• M11: 12,237,704 km (0.093 R)
• M12: 12,756,360 km (0.109 R)
• M13: 14,979,684 km (0.098 R)
• M14: 16,307,215 km (0.093 R)
• M15: 17,385,816 km (0.063 R)
• M16: 18,376,602 km (0.05 R)
• M17: 18,920,241 km (0.107 R)
• M18: 19,685,285 km (0.093 R)
• M19: 20,981,550 km (0.054 R)
• M20: 29,888,308 km (0.113 R)
• M21: 31,502,768 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.1

Radius: 9

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.57 AU - 13.07 AU

Year: 13627 Days

Day: 13.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,526,262 km

• M1: 112,647 km (0.088 R)
• M2: 519,105 km (0.059 R)
• M3: 1,315,713 km (0.052 R)
• M4: 1,656,497 km (0.11 R)
• M5: 3,170,876 km (0.103 R)
• M6: 3,602,466 km (0.081 R)
• M7: 5,733,189 km (0.038 R)
• M8: 6,258,726 km (0.118 R)
• M9: 6,653,515 km (0.075 R)
• M10: 8,784,686 km (0.075 R)
• M11: 10,004,956 km (0.07 R)
• M12: 14,545,102 km (0.061 R)
• M13: 15,522,425 km (0.104 R)
• M14: 15,954,613 km (0.092 R)
• M15: 16,543,131 km (0.077 R)
• M16: 17,763,401 km (0.11 R)
• M17: 21,516,662 km (0.117 R)
• M18: 28,676,865 km (0.117 R)
• M19: 29,877,537 km (0.059 R)
• M20: 30,771,534 km (0.114 R)
• M21: 31,683,333 km (0.078 R)
• M22: 34,404,817 km (0.101 R)
• M23: 35,884,939 km (0.097 R)
• M24: 40,579,470 km (0.086 R)
• M25: 43,214,786 km (0.07 R)
• M26: 45,962,151 km (0.116 R)
• M27: 46,853,305 km (0.03 R)
• M28: 53,091,686 km (0.074 R)
• M29: 55,399,682 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.5

Radius: 7.4

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 11.36 AU - 17.92 AU

Year: 21448 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,526,262 km

• M1: 92,003 km (0.118 R)
• M2: 353,799 km (0.11 R)
• M3: 715,676 km (0.105 R)
• M4: 969,693 km (0.035 R)
• M5: 1,313,769 km (0.105 R)
• M6: 2,228,709 km (0.074 R)
• M7: 3,398,564 km (0.044 R)
• M8: 3,815,194 km (0.103 R)
• M9: 11,155,364 km (0.109 R)
• M10: 19,227,814 km (0.114 R)
• M11: 33,344,917 km (0.113 R)
• M12: 35,106,581 km (0.087 R)
• M13: 37,791,564 km (0.096 R)
• M14: 45,669,836 km (0.086 R)
• M15: 54,390,644 km (0.06 R)
• M16: 59,140,077 km (0.097 R)
• M17: 64,158,488 km (0.087 R)
• M18: 67,301,988 km (0.089 R)
• M19: 74,348,047 km (0.11 R)
• M20: 78,519,584 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.9

Radius: 7.9

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 11.27 AU - 18.55 AU

Year: 22044 Days

Day: 22.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,526,262 km

• M1: 99,483 km (0.096 R)
• M2: 612,753 km (0.116 R)
• M3: 1,061,995 km (0.11 R)
• M4: 1,668,615 km (0.091 R)
• M5: 2,105,740 km (0.056 R)
• M6: 2,362,150 km (0.114 R)
• M7: 3,059,725 km (0.109 R)
• M8: 5,272,427 km (0.062 R)
• M9: 6,375,113 km (0.084 R)
• M10: 6,662,790 km (0.117 R)
• M11: 9,497,969 km (0.116 R)
• M12: 11,720,395 km (0.113 R)
• M13: 45,004,126 km (0.045 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 15,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit