🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.74 AU - 1.22 AU

Year: 339 Days

Day: 29.7 Hours

Environment

Temp: 152 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,579,914 km

• M1: 47,722 km (0.099 R)
• M2: 238,459 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.97 AU - 1.07 AU

Year: 360 Days

Day: 19.8 Hours

Environment

Temp: 105 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.09 AU - 1.37 AU

Year: 477 Days

Day: 18.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,579,914 km

• M1: 192,682 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.1 AU - 1.5 AU

Year: 519 Days

Day: 24.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.8

Radius: 14

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.4 AU - 6.6 AU

Year: 5798 Days

Day: 7.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 67.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,579,914 km

• M1: 174,880 km (0.026 R)
• M2: 629,657 km (0.041 R)
• M3: 1,217,577 km (0.084 R)
• M4: 1,688,362 km (0.104 R)
• M5: 2,744,523 km (0.081 R)
• M6: 3,400,659 km (0.105 R)
• M7: 4,226,140 km (0.041 R)
• M8: 5,156,190 km (0.118 R)
• M9: 5,656,744 km (0.12 R)
• M10: 6,189,612 km (0.026 R)
• M11: 6,725,322 km (0.041 R)
• M12: 7,788,364 km (0.112 R)
• M13: 8,272,014 km (0.12 R)
• M14: 8,775,860 km (0.117 R)
• M15: 9,884,829 km (0.111 R)
• M16: 10,370,274 km (0.065 R)
• M17: 12,661,066 km (0.073 R)
• M18: 13,137,685 km (0.104 R)
• M19: 14,639,648 km (0.097 R)
• M20: 15,648,536 km (0.09 R)
• M21: 16,703,350 km (0.098 R)
• M22: 17,686,657 km (0.048 R)
• M23: 18,647,225 km (0.052 R)
• M24: 19,578,921 km (0.109 R)
• M25: 21,001,447 km (0.057 R)
• M26: 24,710,127 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.2

Radius: 10.5

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.04 AU - 7.24 AU

Year: 5986 Days

Day: 10.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,579,914 km

• M1: 131,048 km (0.118 R)
• M2: 498,311 km (0.091 R)
• M3: 872,455 km (0.107 R)
• M4: 1,325,437 km (0.055 R)
• M5: 1,691,802 km (0.103 R)
• M6: 2,227,662 km (0.075 R)
• M7: 4,685,705 km (0.09 R)
• M8: 6,365,539 km (0.034 R)
• M9: 7,699,802 km (0.025 R)
• M10: 9,488,843 km (0.095 R)
• M11: 10,782,117 km (0.072 R)
• M12: 12,095,287 km (0.073 R)
• M13: 19,635,917 km (0.101 R)
• M14: 24,713,867 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.8

Radius: 11.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.39 AU - 7.93 AU

Year: 6703 Days

Day: 13.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,579,914 km

• M1: 141,819 km (0.079 R)
• M2: 1,042,248 km (0.093 R)
• M3: 1,520,812 km (0.067 R)
• M4: 1,950,457 km (0.05 R)
• M5: 2,879,161 km (0.074 R)
• M6: 3,305,814 km (0.067 R)
• M7: 4,622,275 km (0.094 R)
• M8: 5,210,344 km (0.036 R)
• M9: 5,876,803 km (0.109 R)
• M10: 6,884,943 km (0.086 R)
• M11: 7,515,647 km (0.082 R)
• M12: 10,051,930 km (0.095 R)
• M13: 10,559,964 km (0.11 R)
• M14: 17,885,323 km (0.107 R)
• M15: 18,758,825 km (0.116 R)
• M16: 21,411,494 km (0.074 R)
• M17: 23,045,103 km (0.09 R)
• M18: 24,079,273 km (0.038 R)
• M19: 24,607,803 km (0.062 R)
• M20: 25,766,588 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.1

Radius: 13.6

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.77 AU - 9.31 AU

Year: 7243 Days

Day: 13 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,579,914 km

• M1: 186,848 km (0.079 R)
• M2: 786,137 km (0.044 R)
• M3: 1,387,670 km (0.073 R)
• M4: 1,883,736 km (0.104 R)
• M5: 2,882,751 km (0.118 R)
• M6: 3,597,829 km (0.062 R)
• M7: 4,655,336 km (0.1 R)
• M8: 6,376,011 km (0.119 R)
• M9: 9,661,629 km (0.111 R)
• M10: 10,442,679 km (0.077 R)
• M11: 11,125,294 km (0.093 R)
• M12: 13,671,450 km (0.077 R)
• M13: 19,819,923 km (0.101 R)
• M14: 22,770,142 km (0.083 R)
• M15: 23,763,771 km (0.09 R)
• M16: 24,547,664 km (0.103 R)
• M17: 27,942,788 km (0.072 R)
• M18: 29,527,777 km (0.101 R)
• M19: 31,079,107 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 552.6

Radius: 6.9

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 17.77 AU - 18.09 AU

Year: 26561 Days

Day: 21.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,579,914 km

• M1: 89,759 km (0.107 R)
• M2: 410,347 km (0.106 R)
• M3: 855,101 km (0.096 R)
• M4: 1,731,446 km (0.093 R)
• M5: 2,214,348 km (0.093 R)
• M6: 2,940,197 km (0.098 R)
• M7: 3,357,874 km (0.116 R)
• M8: 5,157,237 km (0.104 R)
• M9: 5,598,551 km (0.08 R)
• M10: 11,968,727 km (0.12 R)
• M11: 14,701,432 km (0.118 R)
• M12: 15,099,960 km (0.092 R)
• M13: 17,466,599 km (0.096 R)
• M14: 18,552,530 km (0.12 R)
• M15: 21,873,153 km (0.095 R)
• M16: 26,262,505 km (0.051 R)
• M17: 31,336,116 km (0.088 R)
• M18: 32,263,025 km (0.095 R)
• M19: 36,733,757 km (0.093 R)
• M20: 48,793,739 km (0.057 R)
• M21: 55,803,596 km (0.095 R)
• M22: 59,346,373 km (0.089 R)
• M23: 61,996,499 km (0.107 R)
• M24: 64,087,877 km (0.099 R)
• M25: 85,323,744 km (0.05 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 11,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit