🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.11 AU - 1.25 AU

Year: 494 Days

Day: 39.1 Hours

Environment

Temp: -32 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,026,031 km

• M1: 27,227 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.48 AU - 1.86 AU

Year: 831 Days

Day: 21 Hours

Environment

Temp: -70 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.53 AU - 1.91 AU

Year: 868 Days

Day: 31.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,026,031 km

• M1: 1,023,249 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.96 AU - 1.98 AU

Year: 1065 Days

Day: 33.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.94 AU - 2.48 AU

Year: 1265 Days

Day: 22.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.2

Radius: 14.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.44 AU - 5.74 AU

Year: 4421 Days

Day: 12 Hours

Environment

Temp: -143 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,026,031 km

• M1: 263,891 km (0.074 R)
• M2: 927,208 km (0.058 R)
• M3: 3,040,726 km (0.106 R)
• M4: 4,551,066 km (0.051 R)
• M5: 6,674,907 km (0.094 R)
• M6: 7,162,297 km (0.072 R)
• M7: 9,117,841 km (0.109 R)
• M8: 10,433,105 km (0.036 R)
• M9: 11,002,325 km (0.085 R)
• M10: 11,918,612 km (0.111 R)
• M11: 14,272,235 km (0.084 R)
• M12: 15,530,653 km (0.11 R)
• M13: 18,456,787 km (0.088 R)
• M14: 20,691,779 km (0.107 R)
• M15: 21,312,311 km (0.057 R)
• M16: 23,249,304 km (0.049 R)
• M17: 25,693,883 km (0.056 R)
• M18: 27,141,990 km (0.077 R)
• M19: 27,969,715 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.9

Radius: 8.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.93 AU - 11.17 AU

Year: 11363 Days

Day: 10 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,026,031 km

• M1: 110,702 km (0.056 R)
• M2: 537,804 km (0.101 R)
• M3: 898,186 km (0.072 R)
• M4: 1,693,298 km (0.054 R)
• M5: 2,247,558 km (0.119 R)
• M6: 3,000,335 km (0.099 R)
• M7: 3,300,428 km (0.118 R)
• M8: 5,175,937 km (0.037 R)
• M9: 7,284,668 km (0.113 R)
• M10: 10,926,180 km (0.117 R)
• M11: 13,051,816 km (0.102 R)
• M12: 13,681,623 km (0.119 R)
• M13: 15,376,118 km (0.086 R)
• M14: 16,273,855 km (0.04 R)
• M15: 17,070,763 km (0.111 R)
• M16: 17,754,574 km (0.062 R)
• M17: 23,227,762 km (0.079 R)
• M18: 28,380,661 km (0.09 R)
• M19: 28,953,770 km (0.101 R)
• M20: 32,972,867 km (0.035 R)
• M21: 34,788,237 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.6

Radius: 5.3

Gravity: 33.41 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.04 AU - 13.46 AU

Year: 18569 Days

Day: 20 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,026,031 km

• M1: 66,122 km (0.047 R)
• M2: 365,168 km (0.119 R)
• M3: 582,983 km (0.069 R)
• M4: 1,069,475 km (0.076 R)
• M5: 1,755,531 km (0.095 R)
• M6: 2,346,143 km (0.112 R)
• M7: 2,850,288 km (0.118 R)
• M8: 3,224,582 km (0.092 R)
• M9: 5,851,521 km (0.095 R)
• M10: 6,019,968 km (0.088 R)
• M11: 8,516,607 km (0.101 R)
• M12: 10,789,298 km (0.072 R)
• M13: 11,562,569 km (0.067 R)
• M14: 12,580,433 km (0.111 R)
• M15: 18,397,247 km (0.118 R)
• M16: 18,668,617 km (0.044 R)
• M17: 21,331,310 km (0.069 R)
• M18: 22,857,059 km (0.064 R)
• M19: 24,128,790 km (0.07 R)
• M20: 26,466,706 km (0.084 R)
• M21: 26,812,576 km (0.117 R)
• M22: 30,312,867 km (0.11 R)
• M23: 43,892,314 km (0.119 R)
• M24: 52,079,656 km (0.112 R)
• M25: 58,068,358 km (0.063 R)
• M26: 61,832,839 km (0.115 R)
• M27: 68,102,486 km (0.09 R)
• M28: 68,534,973 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.1

Radius: 4.6

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 15.3 AU - 17.32 AU

Year: 25360 Days

Day: 16.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,026,031 km

• M1: 58,493 km (0.053 R)
• M2: 349,161 km (0.036 R)
• M3: 752,627 km (0.111 R)
• M4: 1,061,247 km (0.029 R)
• M5: 1,496,577 km (0.096 R)
• M6: 3,214,110 km (0.084 R)
• M7: 6,647,980 km (0.107 R)
• M8: 10,356,511 km (0.118 R)
• M9: 12,410,789 km (0.098 R)
• M10: 22,252,384 km (0.104 R)
• M11: 24,574,442 km (0.091 R)
• M12: 25,418,623 km (0.099 R)
• M13: 28,295,390 km (0.113 R)
• M14: 29,339,733 km (0.064 R)
• M15: 31,382,043 km (0.064 R)
• M16: 37,934,430 km (0.104 R)
• M17: 40,354,325 km (0.079 R)
• M18: 42,875,348 km (0.113 R)
• M19: 45,973,221 km (0.106 R)
• M20: 48,228,259 km (0.044 R)
• M21: 49,216,951 km (0.106 R)
• M22: 53,132,077 km (0.036 R)
• M23: 64,510,192 km (0.058 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 18,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit