🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.56 AU - 0.68 AU

Year: 172 Days

Day: 25.1 Hours

Environment

Temp: 250 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,921,791 km

• M1: 47,123 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.69 AU - 2.55 AU

Year: 1085 Days

Day: 36.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,921,791 km

• M1: 27,526 km (0.052 R)
• M2: 74,649 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.29 AU - 2.89 AU

Year: 1465 Days

Day: 27.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,921,791 km

• M1: 74,949 km (0.085 R)

Asteroid Belt

Center: 2.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.55 AU - 3.67 AU

Year: 1928 Days

Day: 18.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.5

Radius: 11.4

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.06 AU - 7.7 AU

Year: 7046 Days

Day: 11.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,921,791 km

• M1: 146,456 km (0.079 R)
• M2: 645,066 km (0.099 R)
• M3: 1,034,918 km (0.064 R)
• M4: 1,607,579 km (0.064 R)
• M5: 2,495,143 km (0.067 R)
• M6: 2,960,542 km (0.071 R)
• M7: 3,758,347 km (0.077 R)
• M8: 4,187,992 km (0.069 R)
• M9: 4,916,983 km (0.103 R)
• M10: 5,554,419 km (0.067 R)
• M11: 6,113,915 km (0.11 R)
• M12: 7,926,593 km (0.102 R)
• M13: 8,973,329 km (0.096 R)
• M14: 11,460,693 km (0.103 R)
• M15: 12,033,354 km (0.111 R)
• M16: 13,729,644 km (0.119 R)
• M17: 15,580,169 km (0.062 R)
• M18: 17,218,416 km (0.111 R)
• M19: 18,743,566 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.9

Radius: 8.2

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 9.39 AU - 10.27 AU

Year: 10832 Days

Day: 11.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,921,791 km

• M1: 105,317 km (0.084 R)
• M2: 368,759 km (0.05 R)
• M3: 783,294 km (0.045 R)
• M4: 1,214,136 km (0.094 R)
• M5: 1,913,058 km (0.055 R)
• M6: 2,391,322 km (0.053 R)
• M7: 5,552,026 km (0.097 R)
• M8: 6,927,877 km (0.109 R)
• M9: 7,304,714 km (0.104 R)
• M10: 7,873,037 km (0.084 R)
• M11: 13,725,006 km (0.032 R)
• M12: 15,279,927 km (0.07 R)
• M13: 17,403,468 km (0.097 R)
• M14: 18,575,568 km (0.114 R)
• M15: 22,226,653 km (0.082 R)
• M16: 25,629,706 km (0.091 R)
• M17: 31,817,822 km (0.113 R)
• M18: 32,393,773 km (0.116 R)
• M19: 35,378,251 km (0.116 R)
• M20: 37,381,666 km (0.036 R)
• M21: 37,765,534 km (0.069 R)
• M22: 38,802,097 km (0.092 R)
• M23: 42,163,561 km (0.106 R)
• M24: 42,998,318 km (0.114 R)
• M25: 43,843,994 km (0.055 R)
• M26: 46,153,337 km (0.059 R)
• M27: 48,088,385 km (0.068 R)
• M28: 54,217,410 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.6

Radius: 5.9

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 11.63 AU - 18.89 AU

Year: 20951 Days

Day: 22.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,921,791 km

• M1: 74,799 km (0.119 R)
• M2: 862,881 km (0.117 R)
• M3: 1,135,448 km (0.119 R)
• M4: 1,320,052 km (0.113 R)
• M5: 1,684,472 km (0.11 R)
• M6: 2,333,577 km (0.109 R)
• M7: 2,590,736 km (0.115 R)
• M8: 3,137,067 km (0.102 R)
• M9: 4,141,916 km (0.074 R)
• M10: 4,552,712 km (0.087 R)
• M11: 6,596,668 km (0.082 R)
• M12: 6,808,498 km (0.101 R)
• M13: 7,794,797 km (0.09 R)
• M14: 8,031,610 km (0.111 R)
• M15: 10,158,892 km (0.088 R)
• M16: 10,441,632 km (0.092 R)
• M17: 11,261,279 km (0.095 R)
• M18: 12,830,561 km (0.106 R)
• M19: 15,264,368 km (0.053 R)
• M20: 15,860,965 km (0.112 R)
• M21: 16,863,570 km (0.051 R)
• M22: 17,100,832 km (0.11 R)
• M23: 19,859,267 km (0.051 R)
• M24: 23,880,159 km (0.09 R)
• M25: 26,557,362 km (0.057 R)
• M26: 30,234,926 km (0.072 R)
• M27: 33,985,943 km (0.06 R)
• M28: 34,491,435 km (0.115 R)
• M29: 36,696,058 km (0.094 R)
• M30: 38,855,055 km (0.108 R)
• M31: 42,981,413 km (0.111 R)
• M32: 49,461,544 km (0.071 R)
• M33: 52,427,322 km (0.102 R)
• M34: 57,273,096 km (0.071 R)
• M35: 58,710,582 km (0.112 R)
• M36: 63,357,241 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.6

Radius: 6.1

Gravity: 23.61 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 15.2 AU - 17.7 AU

Year: 23449 Days

Day: 23.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,921,791 km

• M1: 77,940 km (0.086 R)
• M2: 459,116 km (0.086 R)
• M3: 810,671 km (0.118 R)
• M4: 1,040,603 km (0.079 R)
• M5: 1,345,483 km (0.05 R)
• M6: 2,292,737 km (0.077 R)
• M7: 6,405,930 km (0.091 R)
• M8: 9,981,469 km (0.043 R)
• M9: 10,296,971 km (0.077 R)
• M10: 15,947,582 km (0.107 R)
• M11: 16,466,088 km (0.117 R)
• M12: 19,618,414 km (0.084 R)
• M13: 29,986,444 km (0.074 R)
• M14: 31,849,835 km (0.043 R)
• M15: 33,087,608 km (0.047 R)
• M16: 50,163,008 km (0.12 R)
• M17: 51,461,518 km (0.088 R)
• M18: 55,688,107 km (0.108 R)
• M19: 63,308,622 km (0.117 R)
• M20: 72,532,079 km (0.099 R)
• M21: 73,003,611 km (0.112 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 14,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit