🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.64 AU - 0.82 AU

Year: 222 Days

Day: 37.9 Hours

Environment

Temp: 145 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,636,878 km

• M1: 50,414 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.66 AU - 2.52 AU

Year: 1077 Days

Day: 29.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.74 AU - 3.34 AU

Year: 1889 Days

Day: 15.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.59 AU - 3.73 AU

Year: 2496 Days

Day: 29.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.2

Radius: 11.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.16 AU - 8.44 AU

Year: 6321 Days

Day: 8.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,636,878 km

• M1: 157,078 km (0.085 R)
• M2: 697,575 km (0.115 R)
• M3: 1,543,551 km (0.091 R)
• M4: 2,165,878 km (0.095 R)
• M5: 2,609,136 km (0.112 R)
• M6: 3,206,182 km (0.088 R)
• M7: 3,639,866 km (0.059 R)
• M8: 4,157,624 km (0.09 R)
• M9: 4,650,699 km (0.116 R)
• M10: 5,559,356 km (0.061 R)
• M11: 8,402,314 km (0.07 R)
• M12: 9,116,045 km (0.038 R)
• M13: 9,627,221 km (0.065 R)
• M14: 10,199,284 km (0.101 R)
• M15: 17,891,905 km (0.118 R)
• M16: 18,632,116 km (0.115 R)
• M17: 19,136,859 km (0.102 R)
• M18: 22,077,504 km (0.11 R)
• M19: 22,571,626 km (0.119 R)
• M20: 23,001,121 km (0.097 R)
• M21: 23,435,853 km (0.036 R)
• M22: 26,318,604 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.5

Radius: 14.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.35 AU - 7.61 AU

Year: 6573 Days

Day: 6.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,636,878 km

• M1: 182,809 km (0.062 R)
• M2: 693,985 km (0.059 R)
• M3: 1,414,747 km (0.055 R)
• M4: 2,305,752 km (0.109 R)
• M5: 2,827,699 km (0.118 R)
• M6: 3,294,594 km (0.1 R)
• M7: 4,204,299 km (0.12 R)
• M8: 5,119,838 km (0.117 R)
• M9: 6,194,249 km (0.105 R)
• M10: 7,347,799 km (0.112 R)
• M11: 8,788,576 km (0.084 R)
• M12: 9,795,369 km (0.068 R)
• M13: 11,051,393 km (0.107 R)
• M14: 12,178,015 km (0.061 R)
• M15: 13,730,242 km (0.105 R)
• M16: 14,554,227 km (0.12 R)
• M17: 15,032,043 km (0.067 R)
• M18: 15,520,330 km (0.117 R)
• M19: 16,019,239 km (0.039 R)
• M20: 18,863,544 km (0.108 R)
• M21: 22,448,656 km (0.052 R)
• M22: 23,592,781 km (0.07 R)
• M23: 24,253,106 km (0.085 R)
• M24: 25,304,929 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.2

Radius: 13.5

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.09 AU - 8.29 AU

Year: 7601 Days

Day: 12.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,636,878 km

• M1: 169,195 km (0.104 R)
• M2: 870,360 km (0.088 R)
• M3: 1,330,523 km (0.115 R)
• M4: 1,808,788 km (0.111 R)
• M5: 2,367,685 km (0.082 R)
• M6: 4,382,619 km (0.102 R)
• M7: 5,187,007 km (0.066 R)
• M8: 5,657,193 km (0.085 R)
• M9: 6,155,952 km (0.065 R)
• M10: 9,106,471 km (0.051 R)
• M11: 9,840,698 km (0.09 R)
• M12: 13,644,373 km (0.091 R)
• M13: 14,791,938 km (0.09 R)
• M14: 15,549,352 km (0.065 R)
• M15: 18,405,325 km (0.055 R)
• M16: 26,673,300 km (0.11 R)
• M17: 31,044,700 km (0.094 R)
• M18: 33,239,450 km (0.045 R)
• M19: 39,475,138 km (0.09 R)
• M20: 39,956,843 km (0.058 R)
• M21: 40,809,551 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.8

Radius: 9.2

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 10.51 AU - 13.33 AU

Year: 14669 Days

Day: 5.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,636,878 km

• M1: 123,867 km (0.109 R)
• M2: 419,024 km (0.078 R)
• M3: 976,126 km (0.102 R)
• M4: 1,343,090 km (0.113 R)
• M5: 2,012,989 km (0.115 R)
• M6: 2,639,206 km (0.118 R)
• M7: 4,154,034 km (0.096 R)
• M8: 5,203,164 km (0.099 R)
• M9: 5,751,739 km (0.103 R)
• M10: 6,793,838 km (0.109 R)
• M11: 7,494,853 km (0.086 R)
• M12: 7,816,339 km (0.095 R)
• M13: 8,195,121 km (0.08 R)
• M14: 10,388,226 km (0.068 R)
• M15: 11,080,714 km (0.113 R)
• M16: 11,803,571 km (0.093 R)
• M17: 14,091,671 km (0.114 R)
• M18: 14,868,084 km (0.1 R)
• M19: 15,897,018 km (0.029 R)
• M20: 18,260,664 km (0.092 R)
• M21: 19,354,225 km (0.106 R)
• M22: 20,136,472 km (0.117 R)
• M23: 32,189,273 km (0.088 R)
• M24: 32,918,263 km (0.065 R)
• M25: 35,171,207 km (0.056 R)
• M26: 36,204,779 km (0.086 R)
• M27: 43,274,625 km (0.116 R)
• M28: 47,209,797 km (0.093 R)
• M29: 50,394,436 km (0.055 R)
• M30: 57,011,150 km (0.086 R)
• M31: 58,077,933 km (0.099 R)
• M32: 60,803,157 km (0.098 R)
• M33: 61,358,165 km (0.062 R)
• M34: 62,103,462 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.4

Radius: 14.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 11.77 AU - 13.63 AU

Year: 16132 Days

Day: 14.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,636,878 km

• M1: 179,218 km (0.102 R)
• M2: 767,587 km (0.079 R)
• M3: 1,767,499 km (0.048 R)
• M4: 2,966,526 km (0.088 R)
• M5: 3,660,510 km (0.112 R)
• M6: 4,366,612 km (0.105 R)
• M7: 5,484,856 km (0.114 R)
• M8: 5,974,789 km (0.042 R)
• M9: 6,453,203 km (0.065 R)
• M10: 9,667,164 km (0.119 R)
• M11: 10,670,966 km (0.056 R)
• M12: 14,881,847 km (0.116 R)
• M13: 19,392,522 km (0.099 R)
• M14: 22,382,983 km (0.105 R)
• M15: 23,641,400 km (0.092 R)
• M16: 28,474,459 km (0.093 R)
• M17: 29,149,893 km (0.106 R)
• M18: 32,934,570 km (0.056 R)
• M19: 33,554,204 km (0.092 R)
• M20: 34,307,878 km (0.035 R)
• M21: 36,241,730 km (0.108 R)
• M22: 37,436,269 km (0.085 R)
• M23: 39,069,728 km (0.072 R)
• M24: 40,184,830 km (0.05 R)
• M25: 41,464,491 km (0.078 R)
• M26: 42,187,198 km (0.109 R)
• M27: 43,065,337 km (0.079 R)
• M28: 50,044,976 km (0.04 R)
• M29: 53,887,696 km (0.102 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 18,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit