🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.8

Radius: 12.9

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.98 AU - 1.54 AU

Year: 994 Days

Day: 11 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,114,299 km

• M1: 160,369 km (0.106 R)
• M2: 750,832 km (0.034 R)
• M3: 1,324,540 km (0.096 R)
• M4: 1,778,719 km (0.115 R)
• M5: 2,206,269 km (0.038 R)
• M6: 2,641,749 km (0.065 R)
• M7: 3,204,237 km (0.103 R)
• M8: 3,751,615 km (0.072 R)
• M9: 6,365,838 km (0.076 R)
• M10: 6,826,450 km (0.069 R)
• M11: 7,260,134 km (0.117 R)
• M12: 8,050,161 km (0.094 R)
• M13: 8,617,286 km (0.08 R)
• M14: 9,473,884 km (0.111 R)
• M15: 10,480,677 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.2

Radius: 10.8

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.12 AU - 1.52 AU

Year: 1066 Days

Day: 13.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,114,299 km

• M1: 134,339 km (0.105 R)
• M2: 622,178 km (0.074 R)
• M3: 1,650,513 km (0.111 R)
• M4: 2,140,746 km (0.071 R)
• M5: 2,484,970 km (0.098 R)
• M6: 2,840,714 km (0.088 R)
• M7: 4,036,899 km (0.098 R)
• M8: 4,408,799 km (0.12 R)
• M9: 5,124,924 km (0.064 R)
• M10: 6,242,570 km (0.054 R)
• M11: 6,953,758 km (0.088 R)
• M12: 8,347,561 km (0.039 R)
• M13: 9,858,948 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.5

Radius: 8.8

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.11 AU - 1.73 AU

Year: 1189 Days

Day: 10.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,114,299 km

• M1: 109,655 km (0.116 R)
• M2: 480,957 km (0.12 R)
• M3: 896,540 km (0.107 R)
• M4: 1,198,728 km (0.112 R)
• M5: 1,640,041 km (0.098 R)
• M6: 1,914,703 km (0.085 R)
• M7: 2,220,182 km (0.102 R)
• M8: 2,645,190 km (0.049 R)
• M9: 3,295,491 km (0.087 R)
• M10: 3,611,891 km (0.108 R)
• M11: 3,998,302 km (0.086 R)
• M12: 4,306,025 km (0.075 R)
• M13: 4,873,450 km (0.085 R)
• M14: 5,225,304 km (0.073 R)
• M15: 5,914,352 km (0.102 R)
• M16: 6,292,386 km (0.082 R)
• M17: 7,447,431 km (0.083 R)
• M18: 7,968,331 km (0.1 R)
• M19: 8,264,983 km (0.08 R)
• M20: 8,823,432 km (0.116 R)
• M21: 9,229,141 km (0.084 R)
• M22: 10,140,492 km (0.065 R)
• M23: 10,650,321 km (0.103 R)
• M24: 11,345,503 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 8.4

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.46 AU - 3.12 AU

Year: 3276 Days

Day: 13.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,114,299 km

• M1: 105,167 km (0.063 R)
• M2: 517,459 km (0.087 R)
• M3: 996,471 km (0.085 R)
• M4: 1,542,354 km (0.114 R)
• M5: 1,906,625 km (0.104 R)
• M6: 2,617,963 km (0.064 R)
• M7: 2,885,893 km (0.053 R)
• M8: 5,621,589 km (0.085 R)
• M9: 7,415,566 km (0.092 R)
• M10: 8,394,535 km (0.114 R)
• M11: 11,177,205 km (0.116 R)
• M12: 13,053,013 km (0.104 R)
• M13: 15,463,782 km (0.12 R)
• M14: 15,949,826 km (0.095 R)

Asteroid Belt

Center: 3.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.1

Radius: 8.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.27 AU - 3.35 AU

Year: 4233 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 52.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,114,299 km

• M1: 108,159 km (0.12 R)
• M2: 567,574 km (0.076 R)
• M3: 975,827 km (0.112 R)
• M4: 2,130,423 km (0.067 R)
• M5: 2,469,113 km (0.101 R)
• M6: 2,765,765 km (0.08 R)
• M7: 3,102,959 km (0.095 R)
• M8: 3,595,286 km (0.1 R)
• M9: 3,998,003 km (0.096 R)
• M10: 4,303,931 km (0.057 R)
• M11: 4,625,417 km (0.05 R)
• M12: 5,173,244 km (0.028 R)
• M13: 5,637,147 km (0.103 R)
• M14: 6,128,576 km (0.072 R)
• M15: 6,564,355 km (0.095 R)
• M16: 6,875,668 km (0.071 R)
• M17: 7,197,004 km (0.081 R)
• M18: 7,996,455 km (0.109 R)
• M19: 9,025,539 km (0.066 R)
• M20: 10,673,210 km (0.065 R)
• M21: 12,772,217 km (0.07 R)
• M22: 16,081,622 km (0.104 R)
• M23: 18,431,355 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192

Radius: 9.9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.4 AU - 5.74 AU

Year: 8025 Days

Day: 8 Hours

Environment

Temp: -228 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,114,299 km

• M1: 140,323 km (0.082 R)
• M2: 1,434,344 km (0.095 R)
• M3: 1,848,880 km (0.057 R)
• M4: 5,357,249 km (0.12 R)
• M5: 6,930,121 km (0.096 R)
• M6: 7,460,296 km (0.088 R)
• M7: 9,856,106 km (0.099 R)
• M8: 15,045,357 km (0.071 R)
• M9: 17,274,515 km (0.114 R)
• M10: 17,879,788 km (0.111 R)
• M11: 21,812,866 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.2

Radius: 3.6

Gravity: 39.52 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.63 AU - 11.01 AU

Year: 20000 Days

Day: 23.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,114,299 km

• M1: 49,218 km (0.12 R)
• M2: 820,544 km (0.092 R)
• M3: 1,388,268 km (0.081 R)
• M4: 2,435,902 km (0.056 R)
• M5: 3,373,432 km (0.084 R)
• M6: 6,806,554 km (0.092 R)
• M7: 7,256,095 km (0.098 R)
• M8: 11,465,031 km (0.079 R)
• M9: 13,029,077 km (0.11 R)
• M10: 19,262,222 km (0.113 R)
• M11: 19,617,517 km (0.115 R)
• M12: 21,459,964 km (0.076 R)
• M13: 29,747,537 km (0.093 R)
• M14: 35,647,228 km (0.03 R)
• M15: 35,780,520 km (0.044 R)
• M16: 44,558,923 km (0.107 R)
• M17: 46,758,011 km (0.098 R)
• M18: 46,917,782 km (0.093 R)
• M19: 49,690,279 km (0.093 R)
• M20: 58,104,112 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.8

Radius: 7.2

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.22 AU - 10.06 AU

Year: 21039 Days

Day: 19.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,114,299 km

• M1: 89,759 km (0.078 R)
• M2: 336,146 km (0.032 R)
• M3: 975,528 km (0.083 R)
• M4: 1,473,988 km (0.041 R)
• M5: 1,789,041 km (0.043 R)
• M6: 4,687,350 km (0.118 R)
• M7: 8,748,334 km (0.092 R)
• M8: 11,165,087 km (0.102 R)
• M9: 11,597,874 km (0.116 R)
• M10: 12,154,677 km (0.059 R)
• M11: 13,502,704 km (0.063 R)
• M12: 14,370,521 km (0.082 R)
• M13: 18,513,933 km (0.098 R)
• M14: 20,054,941 km (0.109 R)
• M15: 22,014,823 km (0.064 R)
• M16: 22,954,297 km (0.095 R)
• M17: 34,317,153 km (0.071 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: 330 - 10,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit