🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.76 AU - 1.16 AU

Year: 339 Days

Day: 44 Hours

Environment

Temp: 90 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.89 AU - 1.19 AU

Year: 382 Days

Day: 44.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,958,500 km

• M1: 31,416 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.27 AU - 1.95 AU

Year: 735 Days

Day: 47.9 Hours

Environment

Temp: -30 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,958,500 km

• M1: 40,691 km (0.109 R)
• M2: 321,935 km (0.101 R)

Asteroid Belt

Center: 1.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.73 AU - 2.67 AU

Year: 1174 Days

Day: 20.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4 AU - 5.26 AU

Year: 3585 Days

Day: 28.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,958,500 km

• M1: 594,951 km (0.062 R)

Asteroid Belt

Center: 5.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.1

Radius: 11

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.14 AU - 7.46 AU

Year: 5691 Days

Day: 8.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,958,500 km

• M1: 214,075 km (0.1 R)
• M2: 665,262 km (0.09 R)
• M3: 1,206,806 km (0.119 R)
• M4: 1,932,356 km (0.06 R)
• M5: 2,345,246 km (0.113 R)
• M6: 2,944,684 km (0.096 R)
• M7: 4,279,845 km (0.107 R)
• M8: 4,919,077 km (0.113 R)
• M9: 10,399,446 km (0.077 R)
• M10: 13,791,727 km (0.113 R)
• M11: 19,571,740 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 14.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.45 AU - 7.47 AU

Year: 6608 Days

Day: 7 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,958,500 km

• M1: 183,706 km (0.093 R)
• M2: 668,702 km (0.051 R)
• M3: 1,134,101 km (0.061 R)
• M4: 1,857,706 km (0.075 R)
• M5: 2,614,821 km (0.1 R)
• M6: 3,117,919 km (0.08 R)
• M7: 3,898,521 km (0.094 R)
• M8: 4,695,877 km (0.1 R)
• M9: 5,947,563 km (0.11 R)
• M10: 6,445,275 km (0.112 R)
• M11: 7,562,920 km (0.073 R)
• M12: 8,309,563 km (0.046 R)
• M13: 8,976,022 km (0.069 R)
• M14: 9,499,166 km (0.069 R)
• M15: 10,848,090 km (0.108 R)
• M16: 11,747,472 km (0.106 R)
• M17: 14,508,002 km (0.111 R)
• M18: 16,230,322 km (0.069 R)
• M19: 20,374,183 km (0.081 R)
• M20: 22,450,751 km (0.09 R)
• M21: 24,077,478 km (0.106 R)
• M22: 29,524,486 km (0.099 R)
• M23: 31,078,658 km (0.099 R)
• M24: 35,633,614 km (0.094 R)
• M25: 37,619,077 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.2

Radius: 8.4

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.82 AU - 10.26 AU

Year: 11449 Days

Day: 6 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,958,500 km

• M1: 104,868 km (0.081 R)
• M2: 669,899 km (0.072 R)
• M3: 3,140,658 km (0.075 R)
• M4: 4,125,760 km (0.12 R)
• M5: 4,974,129 km (0.078 R)
• M6: 7,012,550 km (0.046 R)
• M7: 8,171,185 km (0.118 R)
• M8: 9,011,477 km (0.051 R)
• M9: 9,908,166 km (0.106 R)
• M10: 14,690,661 km (0.092 R)
• M11: 19,738,541 km (0.106 R)
• M12: 23,465,024 km (0.049 R)
• M13: 23,833,933 km (0.118 R)
• M14: 24,583,119 km (0.065 R)
• M15: 35,439,137 km (0.094 R)
• M16: 41,296,043 km (0.091 R)
• M17: 43,475,535 km (0.107 R)
• M18: 47,472,192 km (0.104 R)
• M19: 48,508,306 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.9

Radius: 4.1

Gravity: 13.85 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 16.84 AU - 17.14 AU

Year: 25204 Days

Day: 16.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,958,500 km

• M1: 51,013 km (0.059 R)
• M2: 200,012 km (0.105 R)
• M3: 616,194 km (0.113 R)
• M4: 885,619 km (0.098 R)
• M5: 2,235,591 km (0.113 R)
• M6: 3,012,153 km (0.098 R)
• M7: 4,133,090 km (0.096 R)
• M8: 5,543,200 km (0.069 R)
• M9: 6,478,485 km (0.092 R)
• M10: 6,897,509 km (0.12 R)
• M11: 11,455,607 km (0.1 R)
• M12: 11,697,805 km (0.088 R)
• M13: 19,260,127 km (0.095 R)
• M14: 19,689,025 km (0.091 R)
• M15: 20,565,518 km (0.08 R)
• M16: 21,194,428 km (0.118 R)
• M17: 22,490,394 km (0.107 R)
• M18: 23,157,900 km (0.081 R)
• M19: 26,482,862 km (0.039 R)
• M20: 27,226,962 km (0.117 R)
• M21: 31,274,632 km (0.073 R)
• M22: 37,802,185 km (0.11 R)
• M23: 39,290,385 km (0.109 R)
• M24: 39,427,566 km (0.114 R)
• M25: 42,239,258 km (0.12 R)
• M26: 47,165,665 km (0.107 R)
• M27: 49,686,240 km (0.095 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 16,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit