🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.46 AU - 0.68 AU

Year: 165 Days

Day: 39.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,637,110 km

• M1: 148,850 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.85 AU - 0.93 AU

Year: 321 Days

Day: 45.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 39,637,110 km

• M1: 25,581 km (0.116 R)
• M2: 287,677 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.85 AU - 2.26 AU

Year: 1124 Days

Day: 42.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.79 AU - 3.69 AU

Year: 2233 Days

Day: 23.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878

Radius: 11.9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.57 AU - 5.17 AU

Year: 3498 Days

Day: 12.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,637,110 km

• M1: 152,739 km (0.062 R)
• M2: 936,034 km (0.104 R)
• M3: 1,867,879 km (0.039 R)
• M4: 2,505,615 km (0.12 R)
• M5: 3,025,916 km (0.092 R)
• M6: 3,457,805 km (0.092 R)
• M7: 3,888,198 km (0.095 R)
• M8: 6,184,526 km (0.063 R)
• M9: 7,304,116 km (0.028 R)
• M10: 9,346,426 km (0.075 R)
• M11: 9,740,467 km (0.053 R)
• M12: 10,562,358 km (0.075 R)
• M13: 10,946,974 km (0.099 R)
• M14: 12,064,769 km (0.115 R)
• M15: 16,267,721 km (0.102 R)
• M16: 17,071,660 km (0.058 R)
• M17: 18,511,241 km (0.052 R)
• M18: 20,886,855 km (0.056 R)
• M19: 22,673,352 km (0.076 R)
• M20: 23,603,851 km (0.109 R)
• M21: 24,262,830 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.9

Radius: 10.2

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5 AU - 7.8 AU

Year: 6199 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,637,110 km

• M1: 127,158 km (0.069 R)
• M2: 474,824 km (0.078 R)
• M3: 1,016,069 km (0.117 R)
• M4: 1,588,729 km (0.114 R)
• M5: 3,246,124 km (0.078 R)
• M6: 3,584,066 km (0.114 R)
• M7: 4,943,162 km (0.101 R)
• M8: 5,967,758 km (0.042 R)
• M9: 7,128,189 km (0.047 R)
• M10: 8,686,251 km (0.063 R)
• M11: 9,208,347 km (0.105 R)
• M12: 10,030,687 km (0.034 R)
• M13: 12,737,062 km (0.118 R)
• M14: 14,831,582 km (0.093 R)
• M15: 15,389,133 km (0.056 R)
• M16: 17,281,396 km (0.042 R)
• M17: 21,131,746 km (0.107 R)
• M18: 24,051,149 km (0.09 R)
• M19: 25,607,266 km (0.059 R)
• M20: 25,961,962 km (0.116 R)
• M21: 26,319,950 km (0.107 R)
• M22: 29,691,737 km (0.073 R)
• M23: 30,181,819 km (0.101 R)
• M24: 31,990,607 km (0.071 R)
• M25: 33,236,009 km (0.045 R)
• M26: 33,977,117 km (0.11 R)
• M27: 34,298,154 km (0.092 R)
• M28: 36,044,709 km (0.08 R)
• M29: 38,425,859 km (0.098 R)
• M30: 39,359,948 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 10.4

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.31 AU - 7.59 AU

Year: 6272 Days

Day: 5.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,637,110 km

• M1: 129,402 km (0.089 R)
• M2: 643,420 km (0.109 R)
• M3: 1,199,625 km (0.107 R)
• M4: 1,684,622 km (0.076 R)
• M5: 2,684,833 km (0.106 R)
• M6: 3,304,467 km (0.079 R)
• M7: 6,330,832 km (0.096 R)
• M8: 7,170,675 km (0.049 R)
• M9: 9,505,748 km (0.066 R)
• M10: 13,003,496 km (0.108 R)
• M11: 14,010,589 km (0.038 R)
• M12: 17,543,641 km (0.076 R)
• M13: 21,784,292 km (0.076 R)
• M14: 26,223,460 km (0.11 R)
• M15: 35,863,995 km (0.09 R)
• M16: 36,188,174 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.2

Radius: 9.1

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.05 AU - 7.19 AU

Year: 6522 Days

Day: 15 Hours

Environment

Temp: -166 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,637,110 km

• M1: 113,395 km (0.091 R)
• M2: 432,188 km (0.08 R)
• M3: 876,195 km (0.071 R)
• M4: 1,159,982 km (0.1 R)
• M5: 1,996,384 km (0.028 R)
• M6: 2,327,892 km (0.04 R)
• M7: 2,903,096 km (0.099 R)
• M8: 3,742,340 km (0.076 R)
• M9: 4,208,188 km (0.118 R)
• M10: 4,554,657 km (0.09 R)
• M11: 5,581,497 km (0.095 R)
• M12: 7,416,165 km (0.066 R)
• M13: 9,328,774 km (0.115 R)
• M14: 11,549,255 km (0.097 R)
• M15: 15,430,871 km (0.078 R)
• M16: 16,310,357 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.5

Radius: 3.4

Gravity: 43.73 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.52 AU - 13.8 AU

Year: 19331 Days

Day: 23 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,637,110 km

• M1: 42,486 km (0.115 R)
• M2: 460,761 km (0.1 R)
• M3: 925,263 km (0.105 R)
• M4: 1,320,949 km (0.106 R)
• M5: 9,111,109 km (0.097 R)
• M6: 10,386,431 km (0.108 R)
• M7: 10,561,161 km (0.109 R)
• M8: 12,879,479 km (0.09 R)
• M9: 14,551,834 km (0.114 R)
• M10: 15,140,053 km (0.107 R)
• M11: 19,442,487 km (0.038 R)
• M12: 20,245,678 km (0.115 R)
• M13: 22,109,518 km (0.107 R)
• M14: 27,042,657 km (0.055 R)
• M15: 34,564,438 km (0.053 R)
• M16: 38,174,534 km (0.025 R)
• M17: 61,350,087 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.2

Radius: 4.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 11.41 AU - 18.73 AU

Year: 22400 Days

Day: 15.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,637,110 km

• M1: 116,537 km (0.112 R)
• M2: 303,534 km (0.109 R)
• M3: 642,972 km (0.12 R)
• M4: 797,506 km (0.052 R)
• M5: 1,251,386 km (0.059 R)
• M6: 3,014,098 km (0.069 R)
• M7: 3,273,800 km (0.115 R)
• M8: 4,383,218 km (0.058 R)
• M9: 5,127,617 km (0.103 R)
• M10: 6,155,354 km (0.119 R)
• M11: 6,645,437 km (0.086 R)
• M12: 8,652,142 km (0.115 R)
• M13: 10,680,690 km (0.061 R)
• M14: 15,456,751 km (0.11 R)
• M15: 17,709,695 km (0.041 R)
• M16: 18,340,699 km (0.09 R)
• M17: 26,664,923 km (0.118 R)
• M18: 38,694,836 km (0.066 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 16,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit