🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.72 AU - 1.04 AU

Year: 314 Days

Day: 47.4 Hours

Environment

Temp: 31 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 21,951,868 km

• M1: 420,220 km (0.026 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.91 AU - 1.23 AU

Year: 421 Days

Day: 38.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.32 AU - 1.9 AU

Year: 778 Days

Day: 47.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.37 AU - 2.03 AU

Year: 844 Days

Day: 30.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.7

Radius: 14.4

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.1 AU - 7.06 AU

Year: 5709 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,951,868 km

• M1: 179,517 km (0.087 R)
• M2: 641,924 km (0.095 R)
• M3: 1,129,015 km (0.09 R)
• M4: 1,698,235 km (0.091 R)
• M5: 2,529,102 km (0.102 R)
• M6: 2,998,839 km (0.115 R)
• M7: 3,509,267 km (0.118 R)
• M8: 5,426,663 km (0.119 R)
• M9: 8,385,858 km (0.047 R)
• M10: 9,480,167 km (0.049 R)
• M11: 10,437,892 km (0.103 R)
• M12: 11,138,010 km (0.078 R)
• M13: 13,203,658 km (0.097 R)
• M14: 14,116,205 km (0.094 R)
• M15: 14,635,908 km (0.098 R)
• M16: 17,054,756 km (0.113 R)
• M17: 17,536,311 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931

Radius: 11.4

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.83 AU - 7.43 AU

Year: 5779 Days

Day: 11.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,951,868 km

• M1: 141,819 km (0.099 R)
• M2: 779,405 km (0.115 R)
• M3: 1,193,193 km (0.041 R)
• M4: 2,030,941 km (0.115 R)
• M5: 2,403,439 km (0.069 R)
• M6: 3,690,579 km (0.083 R)
• M7: 5,574,316 km (0.096 R)
• M8: 6,415,355 km (0.032 R)
• M9: 7,451,021 km (0.083 R)
• M10: 7,910,885 km (0.071 R)
• M11: 13,612,060 km (0.103 R)
• M12: 14,184,272 km (0.058 R)
• M13: 15,012,446 km (0.105 R)
• M14: 16,061,127 km (0.077 R)
• M15: 20,598,430 km (0.034 R)
• M16: 21,049,168 km (0.089 R)
• M17: 23,159,246 km (0.117 R)
• M18: 26,362,735 km (0.03 R)
• M19: 26,983,566 km (0.117 R)
• M20: 27,432,809 km (0.114 R)
• M21: 28,346,553 km (0.104 R)
• M22: 30,622,086 km (0.086 R)
• M23: 36,619,614 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.7

Radius: 9.6

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6 AU - 9.48 AU

Year: 8200 Days

Day: 8.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 21,951,868 km

• M1: 120,277 km (0.08 R)
• M2: 419,323 km (0.067 R)
• M3: 718,519 km (0.08 R)
• M4: 1,181,674 km (0.104 R)
• M5: 1,671,607 km (0.067 R)
• M6: 2,311,138 km (0.102 R)
• M7: 3,150,980 km (0.113 R)
• M8: 3,704,642 km (0.1 R)
• M9: 4,378,580 km (0.062 R)
• M10: 4,912,944 km (0.029 R)
• M11: 5,899,542 km (0.105 R)
• M12: 7,211,515 km (0.056 R)
• M13: 8,261,243 km (0.071 R)
• M14: 8,845,722 km (0.075 R)
• M15: 14,687,669 km (0.114 R)
• M16: 18,698,687 km (0.119 R)
• M17: 19,627,540 km (0.089 R)
• M18: 20,023,376 km (0.092 R)
• M19: 25,293,260 km (0.062 R)
• M20: 27,895,515 km (0.107 R)
• M21: 33,176,619 km (0.068 R)
• M22: 34,307,429 km (0.068 R)
• M23: 35,463,522 km (0.032 R)
• M24: 37,609,952 km (0.086 R)
• M25: 40,989,517 km (0.109 R)
• M26: 47,488,647 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.9

Radius: 13.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 8.24 AU - 9.8 AU

Year: 10316 Days

Day: 7.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,951,868 km

• M1: 162,912 km (0.072 R)
• M2: 575,802 km (0.103 R)
• M3: 991,535 km (0.083 R)
• M4: 2,487,513 km (0.085 R)
• M5: 3,592,593 km (0.092 R)
• M6: 5,568,781 km (0.118 R)
• M7: 9,316,207 km (0.078 R)
• M8: 9,867,326 km (0.098 R)
• M9: 11,709,624 km (0.105 R)
• M10: 13,017,857 km (0.076 R)
• M11: 14,158,840 km (0.12 R)
• M12: 17,227,990 km (0.069 R)
• M13: 18,602,794 km (0.116 R)
• M14: 21,483,451 km (0.076 R)
• M15: 24,649,540 km (0.046 R)
• M16: 34,908,065 km (0.09 R)
• M17: 37,479,203 km (0.106 R)
• M18: 40,437,501 km (0.091 R)
• M19: 41,367,850 km (0.079 R)
• M20: 42,721,711 km (0.075 R)
• M21: 47,399,188 km (0.053 R)
• M22: 49,332,142 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.5

Radius: 8.6

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.48 AU - 11.94 AU

Year: 12423 Days

Day: 9.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 21,951,868 km

• M1: 106,962 km (0.103 R)
• M2: 376,837 km (0.064 R)
• M3: 974,630 km (0.059 R)
• M4: 1,360,443 km (0.075 R)
• M5: 2,000,572 km (0.092 R)
• M6: 2,371,575 km (0.097 R)
• M7: 2,808,102 km (0.101 R)
• M8: 3,099,518 km (0.116 R)
• M9: 3,457,356 km (0.095 R)
• M10: 4,529,973 km (0.039 R)
• M11: 5,646,123 km (0.072 R)
• M12: 6,641,697 km (0.108 R)
• M13: 7,871,242 km (0.065 R)
• M14: 8,976,770 km (0.064 R)
• M15: 9,474,482 km (0.113 R)
• M16: 10,674,107 km (0.098 R)
• M17: 13,026,534 km (0.082 R)
• M18: 13,314,061 km (0.118 R)
• M19: 14,753,641 km (0.068 R)
• M20: 15,639,709 km (0.104 R)
• M21: 16,966,643 km (0.118 R)
• M22: 18,728,905 km (0.087 R)
• M23: 21,316,649 km (0.075 R)
• M24: 22,778,969 km (0.075 R)
• M25: 23,365,243 km (0.114 R)
• M26: 27,849,738 km (0.074 R)
• M27: 29,793,613 km (0.089 R)
• M28: 30,595,906 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.8

Radius: 7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.43 AU - 17.31 AU

Year: 21835 Days

Day: 18 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,951,868 km

• M1: 87,066 km (0.095 R)
• M2: 865,723 km (0.089 R)
• M3: 1,404,126 km (0.069 R)
• M4: 1,899,295 km (0.111 R)
• M5: 5,272,876 km (0.068 R)
• M6: 13,279,205 km (0.059 R)
• M7: 20,290,408 km (0.073 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 19,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit