🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.76 AU - 1.14 AU

Year: 333 Days

Day: 28.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.76 AU - 1.22 AU

Year: 355 Days

Day: 37.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,738,218 km

• M1: 374,443 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.98 AU - 1.28 AU

Year: 432 Days

Day: 32.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.94 AU - 1.46 AU

Year: 473 Days

Day: 34.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.32 AU - 3.4 AU

Year: 2217 Days

Day: 25.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.3

Radius: 12.3

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.5 AU - 5.78 AU

Year: 4820 Days

Day: 5.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,738,218 km

• M1: 153,936 km (0.109 R)
• M2: 586,872 km (0.104 R)
• M3: 1,010,534 km (0.065 R)
• M4: 1,443,919 km (0.094 R)
• M5: 1,844,093 km (0.115 R)
• M6: 2,720,587 km (0.082 R)
• M7: 3,225,629 km (0.081 R)
• M8: 3,944,746 km (0.099 R)
• M9: 4,378,281 km (0.086 R)
• M10: 4,869,261 km (0.059 R)
• M11: 7,245,324 km (0.099 R)
• M12: 8,818,794 km (0.094 R)
• M13: 9,605,081 km (0.096 R)
• M14: 11,182,142 km (0.084 R)
• M15: 13,325,131 km (0.11 R)
• M16: 13,836,307 km (0.1 R)
• M17: 14,789,395 km (0.081 R)
• M18: 20,694,322 km (0.088 R)
• M19: 22,223,960 km (0.105 R)
• M20: 24,353,636 km (0.1 R)
• M21: 26,696,638 km (0.036 R)
• M22: 27,101,300 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.7

Radius: 10.5

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.98 AU - 7.42 AU

Year: 6953 Days

Day: 7.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,738,218 km

• M1: 140,024 km (0.041 R)
• M2: 507,586 km (0.079 R)
• M3: 1,313,769 km (0.03 R)
• M4: 1,826,291 km (0.115 R)
• M5: 2,273,588 km (0.1 R)
• M6: 2,813,338 km (0.092 R)
• M7: 3,278,288 km (0.117 R)
• M8: 4,612,402 km (0.04 R)
• M9: 5,200,172 km (0.105 R)
• M10: 5,771,187 km (0.033 R)
• M11: 6,742,226 km (0.114 R)
• M12: 7,305,313 km (0.11 R)
• M13: 8,187,940 km (0.045 R)
• M14: 8,961,511 km (0.044 R)
• M15: 9,366,323 km (0.079 R)
• M16: 9,736,278 km (0.055 R)
• M17: 11,682,098 km (0.092 R)
• M18: 12,495,312 km (0.073 R)
• M19: 13,287,881 km (0.106 R)
• M20: 14,173,949 km (0.102 R)
• M21: 14,786,254 km (0.081 R)
• M22: 21,433,037 km (0.074 R)
• M23: 22,158,287 km (0.082 R)
• M24: 23,066,795 km (0.037 R)
• M25: 24,258,791 km (0.104 R)
• M26: 24,606,755 km (0.113 R)
• M27: 28,272,502 km (0.038 R)
• M28: 30,134,995 km (0.099 R)
• M29: 33,454,422 km (0.05 R)
• M30: 34,320,743 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70

Radius: 13

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.87 AU - 7.69 AU

Year: 7069 Days

Day: 10.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,738,218 km

• M1: 161,715 km (0.077 R)
• M2: 600,336 km (0.057 R)
• M3: 2,122,644 km (0.099 R)
• M4: 2,526,858 km (0.106 R)
• M5: 3,373,881 km (0.103 R)
• M6: 4,422,711 km (0.113 R)
• M7: 5,653,752 km (0.119 R)
• M8: 6,904,690 km (0.092 R)
• M9: 9,949,006 km (0.082 R)
• M10: 10,643,440 km (0.053 R)
• M11: 13,310,022 km (0.118 R)
• M12: 14,473,444 km (0.117 R)
• M13: 15,080,064 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.6

Radius: 4.1

Gravity: 57.09 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 12.63 AU - 16.57 AU

Year: 20077 Days

Day: 15.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,738,218 km

• M1: 51,611 km (0.095 R)
• M2: 996,920 km (0.097 R)
• M3: 2,067,592 km (0.074 R)
• M4: 3,229,369 km (0.047 R)
• M5: 3,553,847 km (0.042 R)
• M6: 5,759,817 km (0.05 R)
• M7: 8,408,448 km (0.075 R)
• M8: 9,078,347 km (0.032 R)
• M9: 9,603,435 km (0.097 R)
• M10: 10,025,750 km (0.092 R)
• M11: 10,714,050 km (0.107 R)
• M12: 15,193,010 km (0.117 R)
• M13: 19,318,471 km (0.111 R)
• M14: 20,877,430 km (0.107 R)
• M15: 22,204,214 km (0.113 R)
• M16: 26,402,977 km (0.087 R)
• M17: 30,841,396 km (0.063 R)
• M18: 34,758,916 km (0.076 R)
• M19: 39,759,075 km (0.09 R)
• M20: 43,727,158 km (0.105 R)
• M21: 53,182,043 km (0.095 R)
• M22: 55,070,417 km (0.094 R)
• M23: 55,453,388 km (0.104 R)
• M24: 57,002,922 km (0.06 R)
• M25: 62,445,891 km (0.077 R)
• M26: 68,666,619 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.2

Radius: 7.6

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 13.79 AU - 17.77 AU

Year: 22560 Days

Day: 18.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,738,218 km

• M1: 94,546 km (0.114 R)
• M2: 343,776 km (0.058 R)
• M3: 812,765 km (0.059 R)
• M4: 1,120,189 km (0.11 R)
• M5: 2,432,162 km (0.059 R)
• M6: 2,674,511 km (0.044 R)
• M7: 3,811,455 km (0.096 R)
• M8: 4,109,454 km (0.107 R)
• M9: 5,879,047 km (0.113 R)
• M10: 6,400,994 km (0.076 R)
• M11: 7,174,265 km (0.085 R)
• M12: 7,537,190 km (0.072 R)
• M13: 11,377,367 km (0.117 R)
• M14: 11,808,807 km (0.101 R)
• M15: 14,559,014 km (0.098 R)
• M16: 15,141,399 km (0.09 R)
• M17: 16,197,859 km (0.058 R)
• M18: 17,627,267 km (0.079 R)
• M19: 18,121,987 km (0.054 R)
• M20: 25,213,524 km (0.104 R)
• M21: 37,358,029 km (0.094 R)
• M22: 37,628,801 km (0.093 R)
• M23: 41,123,557 km (0.103 R)
• M24: 45,595,785 km (0.101 R)
• M25: 47,471,892 km (0.054 R)
• M26: 50,877,787 km (0.064 R)
• M27: 54,269,919 km (0.075 R)
• M28: 57,448,874 km (0.09 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 13,525 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit