🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.49 AU - 0.57 AU

Year: 162 Days

Day: 18.3 Hours

Environment

Temp: 132 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,100,092 km

• M1: 17,054 km (0.1 R)
• M2: 147,354 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.65 AU - 0.77 AU

Year: 251 Days

Day: 12.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 47.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.69 AU - 0.89 AU

Year: 294 Days

Day: 40 Hours

Environment

Temp: 10 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,100,092 km

• M1: 29,620 km (0.026 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.68 AU - 1.02 AU

Year: 328 Days

Day: 32.2 Hours

Environment

Temp: -21 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,100,092 km

• M1: 175,329 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.07 AU - 1.41 AU

Year: 579 Days

Day: 22.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.57 AU - 2.27 AU

Year: 1115 Days

Day: 16 Hours

Environment

Temp: -116 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.3

Radius: 11.3

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.74 AU - 3.24 AU

Year: 2166 Days

Day: 7.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,100,092 km

• M1: 140,622 km (0.043 R)
• M2: 505,192 km (0.118 R)
• M3: 867,069 km (0.098 R)
• M4: 1,250,788 km (0.109 R)
• M5: 1,652,907 km (0.107 R)
• M6: 3,327,356 km (0.101 R)
• M7: 3,916,622 km (0.116 R)
• M8: 5,376,697 km (0.09 R)
• M9: 5,799,012 km (0.03 R)
• M10: 6,738,935 km (0.071 R)
• M11: 7,470,319 km (0.11 R)
• M12: 8,649,001 km (0.06 R)
• M13: 10,818,320 km (0.068 R)
• M14: 12,029,015 km (0.105 R)
• M15: 12,797,649 km (0.11 R)
• M16: 13,781,105 km (0.086 R)
• M17: 15,747,569 km (0.093 R)
• M18: 17,514,769 km (0.108 R)
• M19: 18,168,961 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.1

Radius: 9.4

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.5 AU - 6.72 AU

Year: 5567 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,100,092 km

• M1: 116,986 km (0.095 R)
• M2: 603,478 km (0.073 R)
• M3: 979,118 km (0.1 R)
• M4: 1,473,988 km (0.118 R)
• M5: 1,829,283 km (0.109 R)
• M6: 2,144,934 km (0.084 R)
• M7: 2,479,435 km (0.092 R)
• M8: 3,340,820 km (0.094 R)
• M9: 3,769,717 km (0.092 R)
• M10: 4,521,596 km (0.061 R)
• M11: 5,400,034 km (0.099 R)
• M12: 5,737,826 km (0.112 R)
• M13: 8,971,833 km (0.074 R)
• M14: 9,848,028 km (0.075 R)
• M15: 10,260,469 km (0.062 R)
• M16: 12,026,472 km (0.031 R)
• M17: 12,551,112 km (0.082 R)
• M18: 15,042,515 km (0.088 R)
• M19: 15,590,043 km (0.108 R)
• M20: 16,596,089 km (0.063 R)
• M21: 18,253,932 km (0.092 R)
• M22: 18,598,306 km (0.039 R)
• M23: 19,017,181 km (0.1 R)
• M24: 23,478,937 km (0.069 R)
• M25: 24,050,850 km (0.113 R)
• M26: 26,872,116 km (0.066 R)
• M27: 30,579,002 km (0.05 R)
• M28: 31,556,324 km (0.061 R)
• M29: 32,857,676 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.2

Radius: 5.8

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.09 AU - 11.71 AU

Year: 14052 Days

Day: 19.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,100,092 km

• M1: 132,843 km (0.087 R)
• M2: 351,854 km (0.101 R)
• M3: 533,765 km (0.109 R)
• M4: 773,421 km (0.063 R)
• M5: 1,450,950 km (0.111 R)
• M6: 1,882,240 km (0.099 R)
• M7: 2,501,127 km (0.077 R)
• M8: 3,556,091 km (0.067 R)
• M9: 4,495,117 km (0.092 R)
• M10: 5,167,260 km (0.083 R)
• M11: 6,570,189 km (0.073 R)
• M12: 7,776,546 km (0.037 R)
• M13: 8,129,747 km (0.1 R)
• M14: 9,784,748 km (0.102 R)
• M15: 11,054,235 km (0.083 R)
• M16: 12,536,002 km (0.068 R)
• M17: 15,515,842 km (0.099 R)
• M18: 18,657,098 km (0.086 R)
• M19: 26,074,759 km (0.112 R)
• M20: 30,864,135 km (0.1 R)
• M21: 34,398,235 km (0.038 R)
• M22: 34,713,139 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 10,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit