🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.45 AU - 0.63 AU

Year: 174 Days

Day: 37.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.1

Radius: 14.2

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.09 AU - 3.09 AU

Year: 1833 Days

Day: 14.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,822,249 km

• M1: 180,864 km (0.112 R)
• M2: 628,610 km (0.079 R)
• M3: 1,209,648 km (0.071 R)
• M4: 1,682,378 km (0.102 R)
• M5: 2,138,950 km (0.11 R)
• M6: 2,803,913 km (0.112 R)
• M7: 3,342,764 km (0.084 R)
• M8: 4,004,735 km (0.084 R)
• M9: 4,692,287 km (0.059 R)
• M10: 5,457,630 km (0.037 R)
• M11: 7,541,229 km (0.055 R)
• M12: 8,441,359 km (0.085 R)
• M13: 10,773,291 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499

Radius: 14.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.99 AU - 3.97 AU

Year: 2855 Days

Day: 9.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,822,249 km

• M1: 181,612 km (0.11 R)
• M2: 679,025 km (0.115 R)
• M3: 1,252,433 km (0.111 R)
• M4: 1,756,578 km (0.105 R)
• M5: 2,384,590 km (0.044 R)
• M6: 3,792,306 km (0.11 R)
• M7: 5,551,727 km (0.052 R)
• M8: 6,751,352 km (0.076 R)
• M9: 7,294,841 km (0.075 R)
• M10: 8,340,530 km (0.065 R)
• M11: 8,832,707 km (0.105 R)
• M12: 9,911,757 km (0.061 R)
• M13: 11,077,124 km (0.056 R)
• M14: 13,190,343 km (0.101 R)
• M15: 14,599,406 km (0.041 R)
• M16: 15,462,586 km (0.032 R)
• M17: 16,512,164 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.9

Radius: 11.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.09 AU - 4.63 AU

Year: 4003 Days

Day: 8.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,822,249 km

• M1: 163,361 km (0.103 R)
• M2: 581,337 km (0.029 R)
• M3: 1,479,673 km (0.08 R)
• M4: 2,118,904 km (0.083 R)
• M5: 3,850,200 km (0.106 R)
• M6: 6,994,299 km (0.109 R)
• M7: 7,908,192 km (0.041 R)
• M8: 10,801,864 km (0.043 R)
• M9: 11,935,068 km (0.115 R)
• M10: 12,597,936 km (0.114 R)
• M11: 13,900,784 km (0.1 R)
• M12: 16,073,992 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.9

Radius: 10.5

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.2 AU - 7.24 AU

Year: 7660 Days

Day: 14 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,822,249 km

• M1: 130,599 km (0.078 R)
• M2: 784,491 km (0.119 R)
• M3: 1,708,258 km (0.088 R)
• M4: 2,770,104 km (0.096 R)
• M5: 4,856,545 km (0.105 R)
• M6: 6,035,676 km (0.046 R)
• M7: 7,020,030 km (0.09 R)
• M8: 8,864,571 km (0.091 R)
• M9: 11,366,895 km (0.081 R)
• M10: 13,543,245 km (0.094 R)
• M11: 15,473,805 km (0.09 R)
• M12: 22,845,839 km (0.087 R)
• M13: 26,916,995 km (0.086 R)
• M14: 29,364,865 km (0.112 R)
• M15: 30,543,248 km (0.075 R)
• M16: 32,266,316 km (0.074 R)
• M17: 34,591,067 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.3

Radius: 9.4

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.37 AU - 7.95 AU

Year: 8424 Days

Day: 12.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,822,249 km

• M1: 117,135 km (0.104 R)
• M2: 549,024 km (0.063 R)
• M3: 1,396,945 km (0.094 R)
• M4: 3,394,824 km (0.087 R)
• M5: 3,904,205 km (0.11 R)
• M6: 4,544,185 km (0.119 R)
• M7: 4,989,388 km (0.116 R)
• M8: 5,774,777 km (0.115 R)
• M9: 6,640,500 km (0.115 R)
• M10: 9,802,700 km (0.111 R)
• M11: 14,490,499 km (0.113 R)
• M12: 18,893,014 km (0.119 R)
• M13: 19,463,431 km (0.095 R)
• M14: 28,421,651 km (0.113 R)
• M15: 35,320,057 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.5

Radius: 3.6

Gravity: 60.61 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.98 AU - 12 AU

Year: 13884 Days

Day: 15.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,822,249 km

• M1: 44,879 km (0.113 R)
• M2: 907,311 km (0.075 R)
• M3: 1,192,893 km (0.059 R)
• M4: 1,328,279 km (0.116 R)
• M5: 1,535,323 km (0.085 R)
• M6: 2,307,547 km (0.038 R)
• M7: 2,584,752 km (0.041 R)
• M8: 3,054,041 km (0.075 R)
• M9: 3,803,227 km (0.076 R)
• M10: 4,536,705 km (0.096 R)
• M11: 5,844,938 km (0.094 R)
• M12: 6,816,577 km (0.109 R)
• M13: 7,340,618 km (0.084 R)
• M14: 7,890,988 km (0.085 R)
• M15: 8,517,804 km (0.094 R)
• M16: 10,256,729 km (0.075 R)
• M17: 12,093,342 km (0.057 R)
• M18: 15,795,441 km (0.101 R)
• M19: 18,393,806 km (0.054 R)
• M20: 19,663,743 km (0.107 R)
• M21: 23,140,098 km (0.027 R)
• M22: 24,417,364 km (0.098 R)
• M23: 28,530,109 km (0.069 R)
• M24: 33,697,668 km (0.089 R)
• M25: 38,498,563 km (0.08 R)
• M26: 40,148,329 km (0.106 R)
• M27: 45,834,693 km (0.091 R)
• M28: 55,247,840 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.9

Radius: 7.3

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 14.5 AU - 14.56 AU

Year: 24354 Days

Day: 16.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,822,249 km

• M1: 213,626 km (0.112 R)
• M2: 1,337,854 km (0.083 R)
• M3: 2,068,340 km (0.07 R)
• M4: 5,438,182 km (0.086 R)
• M5: 7,172,470 km (0.092 R)
• M6: 9,013,571 km (0.099 R)
• M7: 9,723,862 km (0.1 R)
• M8: 13,178,675 km (0.104 R)
• M9: 17,231,132 km (0.085 R)
• M10: 18,924,430 km (0.074 R)
• M11: 20,324,666 km (0.115 R)
• M12: 22,638,197 km (0.113 R)
• M13: 23,681,343 km (0.084 R)
• M14: 24,756,204 km (0.113 R)
• M15: 31,897,258 km (0.039 R)
• M16: 33,096,734 km (0.05 R)
• M17: 34,894,601 km (0.099 R)
• M18: 37,112,988 km (0.117 R)
• M19: 45,275,646 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 15,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit