🌌 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: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.6

Radius: 14.7

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.57 AU - 0.59 AU

Year: 310 Days

Day: 10.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,571,865 km

• M1: 182,809 km (0.115 R)
• M2: 646,412 km (0.118 R)
• M3: 1,106,575 km (0.104 R)
• M4: 1,753,287 km (0.104 R)
• M5: 2,324,452 km (0.102 R)
• M6: 2,792,244 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.7

Radius: 10.3

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.68 AU - 2.74 AU

Year: 2309 Days

Day: 13.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,571,865 km

• M1: 128,205 km (0.066 R)
• M2: 454,927 km (0.087 R)
• M3: 853,905 km (0.085 R)
• M4: 1,259,016 km (0.112 R)
• M5: 1,631,365 km (0.082 R)
• M6: 1,975,589 km (0.115 R)
• M7: 2,686,927 km (0.118 R)
• M8: 3,411,280 km (0.076 R)
• M9: 4,091,502 km (0.096 R)
• M10: 5,582,843 km (0.082 R)
• M11: 6,103,444 km (0.097 R)
• M12: 6,426,126 km (0.062 R)
• M13: 8,007,675 km (0.104 R)
• M14: 9,633,355 km (0.093 R)
• M15: 10,916,755 km (0.067 R)
• M16: 12,468,384 km (0.105 R)
• M17: 13,693,441 km (0.115 R)
• M18: 14,162,131 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.8

Radius: 8.7

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.17 AU - 2.49 AU

Year: 2500 Days

Day: 5.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,571,865 km

• M1: 110,403 km (0.067 R)
• M2: 643,570 km (0.115 R)
• M3: 1,062,594 km (0.058 R)
• M4: 1,983,817 km (0.097 R)
• M5: 2,695,305 km (0.099 R)
• M6: 5,044,440 km (0.116 R)
• M7: 5,833,569 km (0.046 R)
• M8: 6,438,393 km (0.115 R)
• M9: 6,946,278 km (0.09 R)
• M10: 9,757,970 km (0.082 R)
• M11: 11,704,687 km (0.115 R)
• M12: 13,766,146 km (0.11 R)
• M13: 16,058,583 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.1

Radius: 12.2

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.29 AU - 5.81 AU

Year: 7977 Days

Day: 6.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,571,865 km

• M1: 151,991 km (0.056 R)
• M2: 683,213 km (0.101 R)
• M3: 1,477,877 km (0.082 R)
• M4: 1,871,021 km (0.118 R)
• M5: 2,528,503 km (0.08 R)
• M6: 3,604,411 km (0.043 R)
• M7: 8,437,170 km (0.113 R)
• M8: 8,824,180 km (0.111 R)
• M9: 10,670,966 km (0.092 R)
• M10: 11,590,544 km (0.106 R)
• M11: 12,021,236 km (0.077 R)
• M12: 15,457,050 km (0.119 R)
• M13: 17,306,080 km (0.053 R)
• M14: 21,510,827 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.4

Radius: 5

Gravity: 17.02 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.91 AU - 6.25 AU

Year: 10538 Days

Day: 23.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,571,865 km

• M1: 62,233 km (0.085 R)
• M2: 292,763 km (0.11 R)
• M3: 453,730 km (0.116 R)
• M4: 1,262,008 km (0.111 R)
• M5: 1,709,604 km (0.066 R)
• M6: 2,084,796 km (0.071 R)
• M7: 2,364,245 km (0.066 R)
• M8: 2,768,608 km (0.087 R)
• M9: 3,195,111 km (0.037 R)
• M10: 3,471,419 km (0.089 R)
• M11: 3,763,434 km (0.091 R)
• M12: 4,178,269 km (0.103 R)
• M13: 4,480,606 km (0.075 R)
• M14: 4,709,640 km (0.115 R)
• M15: 5,737,826 km (0.073 R)
• M16: 7,330,445 km (0.047 R)
• M17: 7,648,790 km (0.12 R)
• M18: 7,852,243 km (0.106 R)
• M19: 11,999,844 km (0.064 R)
• M20: 12,667,050 km (0.108 R)
• M21: 14,258,023 km (0.063 R)
• M22: 14,442,627 km (0.11 R)
• M23: 15,261,227 km (0.103 R)
• M24: 15,584,059 km (0.068 R)
• M25: 15,911,529 km (0.045 R)
• M26: 16,110,195 km (0.054 R)
• M27: 17,128,507 km (0.118 R)
• M28: 18,698,537 km (0.107 R)
• M29: 18,919,792 km (0.099 R)
• M30: 21,957,676 km (0.089 R)
• M31: 24,067,006 km (0.078 R)
• M32: 25,036,400 km (0.085 R)
• M33: 25,666,806 km (0.091 R)
• M34: 26,865,384 km (0.097 R)
• M35: 28,004,422 km (0.113 R)
• M36: 31,510,099 km (0.062 R)
• M37: 34,076,001 km (0.09 R)
• M38: 35,748,506 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.8

Radius: 4.6

Gravity: 44.51 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.85 AU - 6.67 AU

Year: 11010 Days

Day: 15.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,571,865 km

• M1: 57,296 km (0.091 R)
• M2: 216,319 km (0.111 R)
• M3: 784,641 km (0.085 R)
• M4: 976,575 km (0.082 R)
• M5: 1,716,037 km (0.075 R)
• M6: 2,308,295 km (0.053 R)
• M7: 2,640,253 km (0.067 R)
• M8: 2,795,236 km (0.055 R)
• M9: 3,221,889 km (0.108 R)
• M10: 3,913,032 km (0.116 R)
• M11: 5,547,239 km (0.12 R)
• M12: 7,499,790 km (0.069 R)
• M13: 9,451,145 km (0.065 R)
• M14: 10,460,631 km (0.074 R)
• M15: 11,657,713 km (0.045 R)
• M16: 13,392,001 km (0.101 R)
• M17: 15,079,465 km (0.096 R)
• M18: 15,576,280 km (0.042 R)
• M19: 16,903,662 km (0.096 R)
• M20: 23,626,590 km (0.081 R)
• M21: 24,782,383 km (0.119 R)
• M22: 26,177,832 km (0.063 R)
• M23: 31,017,024 km (0.079 R)
• M24: 37,312,851 km (0.108 R)
• M25: 37,570,608 km (0.12 R)
• M26: 41,168,436 km (0.114 R)
• M27: 42,697,775 km (0.119 R)
• M28: 46,017,203 km (0.073 R)
• M29: 47,815,369 km (0.092 R)
• M30: 49,194,512 km (0.08 R)
• M31: 49,504,479 km (0.067 R)
• M32: 53,654,024 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.6

Radius: 6.8

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.47 AU - 7.57 AU

Year: 14496 Days

Day: 16 Hours

Environment

Temp: -238 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,571,865 km

• M1: 84,523 km (0.063 R)
• M2: 413,339 km (0.068 R)
• M3: 839,394 km (0.082 R)
• M4: 1,069,475 km (0.081 R)
• M5: 2,570,989 km (0.067 R)
• M6: 2,821,565 km (0.099 R)
• M7: 3,088,298 km (0.099 R)
• M8: 3,830,154 km (0.058 R)
• M9: 5,321,495 km (0.056 R)
• M10: 7,410,480 km (0.051 R)
• M11: 9,010,130 km (0.053 R)
• M12: 9,346,127 km (0.114 R)
• M13: 13,737,872 km (0.115 R)
• M14: 16,200,701 km (0.117 R)
• M15: 17,204,653 km (0.113 R)
• M16: 17,946,658 km (0.032 R)
• M17: 18,325,739 km (0.083 R)
• M18: 18,709,906 km (0.106 R)
• M19: 20,137,968 km (0.107 R)
• M20: 23,388,729 km (0.111 R)
• M21: 24,023,324 km (0.118 R)
• M22: 26,093,010 km (0.089 R)
• M23: 27,470,208 km (0.065 R)
• M24: 32,113,427 km (0.081 R)
• M25: 34,270,778 km (0.091 R)
• M26: 36,643,998 km (0.11 R)
• M27: 37,870,701 km (0.109 R)
• M28: 46,661,670 km (0.096 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 18,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit