🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.7

Radius: 14.5

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.08 AU - 1.16 AU

Year: 804 Days

Day: 6.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,815,288 km

• M1: 180,265 km (0.041 R)
• M2: 654,640 km (0.058 R)
• M3: 1,161,927 km (0.118 R)
• M4: 1,880,146 km (0.039 R)
• M5: 2,421,541 km (0.1 R)
• M6: 3,220,094 km (0.039 R)
• M7: 4,004,735 km (0.112 R)
• M8: 5,036,811 km (0.095 R)
• M9: 5,530,633 km (0.034 R)
• M10: 6,117,356 km (0.085 R)
• M11: 6,659,200 km (0.053 R)
• M12: 7,912,231 km (0.103 R)
• M13: 8,506,135 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.5

Radius: 9.8

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.81 AU - 2.87 AU

Year: 3246 Days

Day: 5.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 145.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,815,288 km

• M1: 122,072 km (0.076 R)
• M2: 526,884 km (0.069 R)
• M3: 890,407 km (0.087 R)
• M4: 1,197,681 km (0.109 R)
• M5: 1,521,410 km (0.086 R)
• M6: 2,955,605 km (0.112 R)
• M7: 3,419,807 km (0.096 R)
• M8: 3,804,723 km (0.096 R)
• M9: 5,425,616 km (0.11 R)
• M10: 6,300,165 km (0.084 R)
• M11: 6,755,690 km (0.056 R)
• M12: 7,071,641 km (0.054 R)
• M13: 7,496,948 km (0.074 R)
• M14: 7,939,309 km (0.102 R)
• M15: 9,488,843 km (0.11 R)
• M16: 10,670,367 km (0.039 R)
• M17: 11,230,761 km (0.088 R)
• M18: 12,084,815 km (0.083 R)
• M19: 12,741,550 km (0.116 R)
• M20: 13,078,743 km (0.104 R)
• M21: 14,696,495 km (0.026 R)
• M22: 15,282,320 km (0.109 R)
• M23: 15,663,047 km (0.098 R)
• M24: 16,106,006 km (0.119 R)
• M25: 16,557,343 km (0.058 R)
• M26: 18,447,362 km (0.087 R)
• M27: 21,006,982 km (0.093 R)
• M28: 21,956,180 km (0.079 R)
• M29: 22,441,326 km (0.075 R)
• M30: 24,527,917 km (0.052 R)
• M31: 25,352,351 km (0.061 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.1

Radius: 5.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.06 AU - 8.34 AU

Year: 14492 Days

Day: 22.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,815,288 km

• M1: 72,106 km (0.117 R)
• M2: 1,062,145 km (0.074 R)
• M3: 1,324,988 km (0.036 R)
• M4: 2,436,800 km (0.097 R)
• M5: 3,693,721 km (0.082 R)
• M6: 5,030,079 km (0.117 R)
• M7: 9,675,093 km (0.042 R)
• M8: 13,377,790 km (0.091 R)
• M9: 24,082,265 km (0.033 R)
• M10: 26,440,825 km (0.079 R)
• M11: 31,408,821 km (0.05 R)
• M12: 32,949,679 km (0.061 R)
• M13: 34,111,306 km (0.101 R)
• M14: 35,518,873 km (0.091 R)
• M15: 37,645,107 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.4

Radius: 3.7

Gravity: 69.72 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.19 AU - 9.97 AU

Year: 17046 Days

Day: 18.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,815,288 km

• M1: 58,044 km (0.04 R)
• M2: 174,730 km (0.051 R)
• M3: 388,954 km (0.093 R)
• M4: 545,284 km (0.066 R)
• M5: 1,168,808 km (0.117 R)
• M6: 1,419,085 km (0.102 R)
• M7: 2,107,385 km (0.05 R)
• M8: 2,364,843 km (0.07 R)
• M9: 3,100,117 km (0.062 R)
• M10: 3,944,746 km (0.117 R)
• M11: 4,202,354 km (0.108 R)
• M12: 5,463,464 km (0.093 R)
• M13: 7,190,422 km (0.08 R)
• M14: 7,922,254 km (0.104 R)
• M15: 8,280,242 km (0.085 R)
• M16: 11,157,159 km (0.109 R)
• M17: 11,476,999 km (0.066 R)
• M18: 13,168,801 km (0.11 R)
• M19: 15,806,212 km (0.05 R)
• M20: 17,205,700 km (0.09 R)
• M21: 20,628,499 km (0.1 R)
• M22: 21,110,055 km (0.04 R)
• M23: 23,318,568 km (0.061 R)
• M24: 27,603,500 km (0.119 R)
• M25: 30,858,899 km (0.117 R)
• M26: 33,428,991 km (0.109 R)
• M27: 35,037,616 km (0.074 R)
• M28: 36,138,058 km (0.059 R)
• M29: 38,408,057 km (0.032 R)
• M30: 41,834,745 km (0.095 R)
• M31: 46,603,327 km (0.075 R)
• M32: 51,369,066 km (0.066 R)
• M33: 51,544,994 km (0.085 R)
• M34: 60,472,246 km (0.103 R)
• M35: 61,655,715 km (0.108 R)
• M36: 62,653,683 km (0.097 R)
• M37: 63,055,802 km (0.066 R)
• M38: 64,068,878 km (0.09 R)
• M39: 73,232,496 km (0.025 R)
• M40: 73,902,545 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.1

Radius: 5.8

Gravity: 20.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.52 AU - 10.76 AU

Year: 20301 Days

Day: 17 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,815,288 km

• M1: 75,397 km (0.12 R)
• M2: 550,221 km (0.079 R)
• M3: 958,025 km (0.041 R)
• M4: 1,200,673 km (0.069 R)
• M5: 1,436,588 km (0.078 R)
• M6: 2,022,414 km (0.119 R)
• M7: 2,470,758 km (0.095 R)
• M8: 3,896,725 km (0.096 R)
• M9: 4,086,864 km (0.111 R)
• M10: 4,624,519 km (0.076 R)
• M11: 5,361,288 km (0.087 R)
• M12: 6,520,672 km (0.065 R)
• M13: 7,445,037 km (0.068 R)
• M14: 10,738,734 km (0.108 R)
• M15: 11,758,093 km (0.109 R)
• M16: 12,022,582 km (0.099 R)
• M17: 13,050,320 km (0.119 R)
• M18: 17,150,947 km (0.056 R)
• M19: 19,170,219 km (0.104 R)
• M20: 29,681,863 km (0.056 R)
• M21: 37,053,897 km (0.102 R)
• M22: 38,778,162 km (0.105 R)
• M23: 42,385,864 km (0.095 R)
• M24: 43,008,041 km (0.112 R)
• M25: 66,077,828 km (0.054 R)
• M26: 66,704,494 km (0.092 R)
• M27: 66,914,230 km (0.119 R)
• M28: 68,394,800 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 14,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit