🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.6

Radius: 15

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.54 AU - 0.6 AU

Year: 287 Days

Day: 14.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 58,932,558 km

• M1: 186,549 km (0.059 R)
• M2: 920,027 km (0.06 R)
• M3: 1,903,334 km (0.082 R)
• M4: 3,142,602 km (0.109 R)
• M5: 3,903,008 km (0.097 R)
• M6: 4,467,292 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 10.8

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.58 AU - 0.6 AU

Year: 302 Days

Day: 12.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,932,558 km

• M1: 138,079 km (0.094 R)
• M2: 508,034 km (0.11 R)
• M3: 1,017,116 km (0.115 R)
• M4: 1,360,742 km (0.098 R)
• M5: 1,906,176 km (0.042 R)
• M6: 2,396,558 km (0.063 R)
• M7: 2,959,794 km (0.059 R)
• M8: 3,316,884 km (0.068 R)
• M9: 3,726,633 km (0.108 R)
• M10: 4,081,180 km (0.081 R)
• M11: 4,471,630 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.8

Radius: 8.4

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.98 AU - 1.44 AU

Year: 888 Days

Day: 10.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,932,558 km

• M1: 104,569 km (0.114 R)
• M2: 380,876 km (0.101 R)
• M3: 694,583 km (0.038 R)
• M4: 1,248,095 km (0.11 R)
• M5: 1,679,087 km (0.116 R)
• M6: 1,949,859 km (0.083 R)
• M7: 2,260,873 km (0.086 R)
• M8: 2,604,948 km (0.059 R)
• M9: 3,486,827 km (0.077 R)
• M10: 3,868,451 km (0.106 R)
• M11: 4,918,030 km (0.077 R)
• M12: 5,319,999 km (0.117 R)
• M13: 5,702,372 km (0.071 R)
• M14: 6,410,418 km (0.083 R)
• M15: 6,704,827 km (0.046 R)
• M16: 9,224,803 km (0.088 R)
• M17: 9,748,096 km (0.081 R)
• M18: 10,229,652 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.5

Radius: 10.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.28 AU - 1.86 AU

Year: 1312 Days

Day: 12.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,932,558 km

• M1: 128,355 km (0.11 R)
• M2: 570,267 km (0.116 R)
• M3: 912,547 km (0.061 R)
• M4: 1,468,901 km (0.108 R)
• M5: 1,937,442 km (0.084 R)
• M6: 3,393,777 km (0.086 R)
• M7: 3,839,280 km (0.113 R)
• M8: 4,644,266 km (0.085 R)
• M9: 5,435,040 km (0.1 R)
• M10: 6,774,540 km (0.089 R)
• M11: 8,080,230 km (0.048 R)
• M12: 8,404,109 km (0.117 R)
• M13: 9,310,223 km (0.036 R)
• M14: 10,343,047 km (0.113 R)
• M15: 10,725,270 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.8

Radius: 13.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.78 AU - 2.7 AU

Year: 2236 Days

Day: 12.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,932,558 km

• M1: 166,652 km (0.118 R)
• M2: 894,595 km (0.05 R)
• M3: 1,426,117 km (0.105 R)
• M4: 1,892,114 km (0.12 R)
• M5: 2,352,427 km (0.103 R)
• M6: 3,156,964 km (0.119 R)
• M7: 3,779,141 km (0.084 R)
• M8: 4,334,897 km (0.112 R)
• M9: 5,250,287 km (0.12 R)
• M10: 8,837,943 km (0.113 R)
• M11: 10,540,367 km (0.118 R)
• M12: 11,540,279 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.3

Radius: 10.7

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.65 AU - 2.93 AU

Year: 3108 Days

Day: 6.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,932,558 km

• M1: 133,142 km (0.057 R)
• M2: 631,453 km (0.089 R)
• M3: 1,076,955 km (0.1 R)
• M4: 1,626,278 km (0.085 R)
• M5: 2,430,517 km (0.081 R)
• M6: 3,018,735 km (0.102 R)
• M7: 3,385,101 km (0.096 R)
• M8: 5,392,854 km (0.076 R)
• M9: 6,817,923 km (0.025 R)
• M10: 7,852,841 km (0.111 R)
• M11: 8,768,530 km (0.12 R)
• M12: 9,139,084 km (0.065 R)
• M13: 11,367,942 km (0.051 R)
• M14: 11,809,106 km (0.063 R)
• M15: 12,170,086 km (0.106 R)
• M16: 12,678,719 km (0.053 R)
• M17: 13,688,953 km (0.085 R)
• M18: 15,437,154 km (0.115 R)
• M19: 17,678,878 km (0.117 R)
• M20: 18,211,746 km (0.101 R)
• M21: 19,559,473 km (0.05 R)
• M22: 20,257,796 km (0.113 R)
• M23: 21,771,427 km (0.116 R)
• M24: 22,383,731 km (0.032 R)
• M25: 22,798,416 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296

Radius: 8.7

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.91 AU - 3.39 AU

Year: 3728 Days

Day: 5.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,932,558 km

• M1: 112,198 km (0.09 R)
• M2: 828,922 km (0.064 R)
• M3: 2,497,536 km (0.095 R)
• M4: 4,708,593 km (0.062 R)
• M5: 7,161,699 km (0.095 R)
• M6: 9,136,241 km (0.086 R)
• M7: 11,051,842 km (0.075 R)
• M8: 11,569,750 km (0.116 R)
• M9: 16,261,588 km (0.04 R)
• M10: 16,879,577 km (0.111 R)
• M11: 18,327,086 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.9

Radius: 13.6

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.86 AU - 3.88 AU

Year: 5077 Days

Day: 11.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,932,558 km

• M1: 171,738 km (0.056 R)
• M2: 624,571 km (0.11 R)
• M3: 1,175,241 km (0.092 R)
• M4: 1,647,521 km (0.119 R)
• M5: 2,190,861 km (0.1 R)
• M6: 2,957,999 km (0.096 R)
• M7: 3,524,376 km (0.034 R)
• M8: 4,557,798 km (0.065 R)
• M9: 5,755,928 km (0.095 R)
• M10: 7,024,518 km (0.116 R)
• M11: 7,452,816 km (0.118 R)
• M12: 8,362,371 km (0.094 R)
• M13: 8,919,923 km (0.075 R)
• M14: 9,661,778 km (0.1 R)
• M15: 11,003,971 km (0.097 R)
• M16: 13,146,661 km (0.107 R)
• M17: 13,697,779 km (0.12 R)
• M18: 17,876,198 km (0.091 R)
• M19: 21,228,536 km (0.1 R)
• M20: 23,052,733 km (0.083 R)
• M21: 23,561,216 km (0.064 R)
• M22: 24,151,529 km (0.087 R)
• M23: 24,751,716 km (0.084 R)
• M24: 25,284,883 km (0.059 R)

Asteroid Belt

Center: 4.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.9

Radius: 3.1

Gravity: 32.56 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.63 AU - 6.15 AU

Year: 9532 Days

Day: 24.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,932,558 km

• M1: 47,423 km (0.093 R)
• M2: 403,465 km (0.083 R)
• M3: 1,417,739 km (0.1 R)
• M4: 2,092,725 km (0.059 R)
• M5: 2,464,326 km (0.117 R)
• M6: 2,838,769 km (0.098 R)
• M7: 2,998,839 km (0.088 R)
• M8: 3,447,483 km (0.117 R)
• M9: 4,163,907 km (0.026 R)
• M10: 4,318,292 km (0.067 R)
• M11: 4,476,417 km (0.079 R)
• M12: 5,355,903 km (0.106 R)
• M13: 5,948,610 km (0.041 R)
• M14: 7,448,927 km (0.039 R)
• M15: 7,562,023 km (0.113 R)
• M16: 10,494,739 km (0.082 R)
• M17: 11,219,541 km (0.052 R)
• M18: 11,977,105 km (0.078 R)
• M19: 13,762,406 km (0.109 R)
• M20: 15,046,404 km (0.095 R)
• M21: 16,471,773 km (0.099 R)
• M22: 16,922,960 km (0.086 R)
• M23: 17,581,490 km (0.099 R)
• M24: 17,849,719 km (0.039 R)
• M25: 18,120,491 km (0.112 R)
• M26: 22,050,577 km (0.031 R)
• M27: 26,512,483 km (0.046 R)
• M28: 26,864,935 km (0.067 R)
• M29: 28,123,652 km (0.072 R)
• M30: 34,172,043 km (0.1 R)
• M31: 35,222,220 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.9

Radius: 4.9

Gravity: 30.52 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.36 AU - 8.26 AU

Year: 13180 Days

Day: 20.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,932,558 km

• M1: 127,158 km (0.119 R)
• M2: 284,386 km (0.058 R)
• M3: 1,325,736 km (0.089 R)
• M4: 2,739,586 km (0.096 R)
• M5: 3,526,321 km (0.096 R)
• M6: 6,095,515 km (0.116 R)
• M7: 6,902,595 km (0.115 R)
• M8: 7,158,109 km (0.116 R)
• M9: 7,778,790 km (0.118 R)
• M10: 8,055,546 km (0.081 R)
• M11: 10,289,342 km (0.092 R)
• M12: 10,849,137 km (0.105 R)
• M13: 12,713,725 km (0.072 R)
• M14: 13,621,784 km (0.066 R)
• M15: 15,421,596 km (0.116 R)
• M16: 18,900,644 km (0.073 R)
• M17: 25,498,209 km (0.085 R)
• M18: 31,930,768 km (0.068 R)
• M19: 35,204,269 km (0.099 R)
• M20: 47,414,746 km (0.044 R)
• M21: 48,492,150 km (0.118 R)
• M22: 56,322,850 km (0.09 R)
• M23: 57,184,085 km (0.085 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: 479 - 13,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit