🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.59 AU - 0.92 AU

Year: 242 Days

Day: 36.8 Hours

Environment

Temp: 142 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.71 AU - 1.19 AU

Year: 345 Days

Day: 32 Hours

Environment

Temp: 35 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.72 AU - 1.18 AU

Year: 345 Days

Day: 19.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.6

Radius: 9.4

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.7 AU - 6.16 AU

Year: 4717 Days

Day: 8.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,250,086 km

• M1: 116,836 km (0.071 R)
• M2: 784,042 km (0.032 R)
• M3: 1,225,057 km (0.089 R)
• M4: 2,026,453 km (0.094 R)
• M5: 2,330,436 km (0.108 R)
• M6: 3,275,745 km (0.089 R)
• M7: 3,573,594 km (0.109 R)
• M8: 5,874,708 km (0.055 R)
• M9: 7,234,254 km (0.084 R)
• M10: 9,450,546 km (0.062 R)
• M11: 10,520,171 km (0.102 R)
• M12: 10,821,611 km (0.119 R)
• M13: 12,178,912 km (0.105 R)
• M14: 12,752,321 km (0.116 R)
• M15: 15,837,777 km (0.067 R)
• M16: 16,579,034 km (0.117 R)
• M17: 17,703,711 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.3

Radius: 6.3

Gravity: 16.23 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 13.48 AU - 13.68 AU

Year: 18655 Days

Day: 21 Hours

Environment

Temp: -181 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,250,086 km

• M1: 87,814 km (0.111 R)
• M2: 492,925 km (0.096 R)
• M3: 825,032 km (0.08 R)
• M4: 1,048,831 km (0.106 R)
• M5: 1,508,994 km (0.098 R)
• M6: 1,812,229 km (0.053 R)
• M7: 2,017,178 km (0.119 R)
• M8: 2,848,044 km (0.07 R)
• M9: 3,100,416 km (0.098 R)
• M10: 4,696,924 km (0.085 R)
• M11: 8,805,929 km (0.105 R)
• M12: 9,788,937 km (0.051 R)
• M13: 11,087,297 km (0.11 R)
• M14: 12,697,568 km (0.068 R)
• M15: 16,695,870 km (0.102 R)
• M16: 19,873,778 km (0.074 R)
• M17: 21,364,820 km (0.108 R)
• M18: 22,530,935 km (0.087 R)
• M19: 25,308,669 km (0.08 R)
• M20: 25,738,762 km (0.046 R)
• M21: 26,724,164 km (0.116 R)
• M22: 29,356,488 km (0.088 R)
• M23: 31,781,619 km (0.083 R)
• M24: 34,206,152 km (0.035 R)
• M25: 34,468,397 km (0.028 R)
• M26: 35,799,518 km (0.043 R)
• M27: 38,563,788 km (0.074 R)
• M28: 39,563,999 km (0.093 R)
• M29: 42,215,173 km (0.083 R)
• M30: 43,892,314 km (0.067 R)
• M31: 54,539,494 km (0.082 R)
• M32: 56,162,481 km (0.045 R)
• M33: 65,364,695 km (0.065 R)
• M34: 65,768,609 km (0.049 R)
• M35: 68,019,459 km (0.089 R)
• M36: 68,434,144 km (0.098 R)
• M37: 70,321,172 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.2

Radius: 7.3

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 13.43 AU - 15.17 AU

Year: 20159 Days

Day: 16 Hours

Environment

Temp: -190 °C

Axial Tilt: 121.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,250,086 km

• M1: 90,806 km (0.076 R)
• M2: 724,054 km (0.059 R)
• M3: 1,202,767 km (0.078 R)
• M4: 2,150,769 km (0.107 R)
• M5: 2,600,909 km (0.105 R)
• M6: 3,858,129 km (0.102 R)
• M7: 4,091,801 km (0.093 R)
• M8: 5,698,482 km (0.085 R)
• M9: 6,197,391 km (0.107 R)
• M10: 8,152,037 km (0.044 R)
• M11: 8,440,461 km (0.03 R)
• M12: 8,735,768 km (0.102 R)
• M13: 15,375,968 km (0.076 R)
• M14: 16,493,913 km (0.112 R)
• M15: 18,230,296 km (0.064 R)
• M16: 20,172,375 km (0.106 R)
• M17: 20,435,368 km (0.068 R)
• M18: 20,968,386 km (0.083 R)
• M19: 23,289,546 km (0.068 R)
• M20: 26,398,938 km (0.077 R)
• M21: 37,367,454 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.6

Radius: 4.1

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 13.15 AU - 18.53 AU

Year: 23501 Days

Day: 15.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,250,086 km

• M1: 51,013 km (0.059 R)
• M2: 234,420 km (0.078 R)
• M3: 682,017 km (0.098 R)
• M4: 850,913 km (0.091 R)
• M5: 1,697,487 km (0.103 R)
• M6: 2,708,021 km (0.117 R)
• M7: 5,132,703 km (0.109 R)
• M8: 6,644,838 km (0.083 R)
• M9: 7,249,962 km (0.031 R)
• M10: 7,979,401 km (0.09 R)
• M11: 8,248,079 km (0.112 R)
• M12: 8,709,438 km (0.093 R)
• M13: 11,276,687 km (0.11 R)
• M14: 12,550,813 km (0.113 R)
• M15: 12,975,521 km (0.112 R)
• M16: 13,982,165 km (0.084 R)
• M17: 14,176,493 km (0.09 R)
• M18: 16,292,106 km (0.095 R)
• M19: 18,608,928 km (0.107 R)
• M20: 19,320,715 km (0.111 R)
• M21: 21,478,215 km (0.108 R)
• M22: 22,526,148 km (0.026 R)
• M23: 29,114,887 km (0.076 R)
• M24: 29,751,277 km (0.038 R)
• M25: 30,505,399 km (0.111 R)
• M26: 31,604,794 km (0.063 R)
• M27: 37,126,900 km (0.074 R)
• M28: 38,379,334 km (0.102 R)
• M29: 41,633,237 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 18,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit