🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609

Radius: 8.4

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.47 AU - 0.75 AU

Year: 318 Days

Day: 8.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 74,754,509 km

• M1: 107,112 km (0.086 R)
• M2: 380,876 km (0.056 R)
• M3: 1,032,525 km (0.051 R)
• M4: 1,475,783 km (0.038 R)
• M5: 2,191,758 km (0.107 R)
• M6: 3,039,380 km (0.056 R)
• M7: 3,881,766 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.8

Radius: 8.1

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.24 AU - 2.58 AU

Year: 2495 Days

Day: 8.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,754,509 km

• M1: 100,829 km (0.04 R)
• M2: 539,600 km (0.07 R)
• M3: 1,312,273 km (0.119 R)
• M4: 1,761,365 km (0.085 R)
• M5: 2,579,666 km (0.1 R)
• M6: 3,322,270 km (0.088 R)
• M7: 4,017,152 km (0.099 R)
• M8: 5,976,734 km (0.104 R)
• M9: 6,434,055 km (0.081 R)
• M10: 7,237,994 km (0.109 R)
• M11: 8,634,191 km (0.091 R)
• M12: 9,611,214 km (0.116 R)
• M13: 10,201,528 km (0.118 R)
• M14: 13,340,989 km (0.107 R)
• M15: 15,276,935 km (0.061 R)
• M16: 17,937,233 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.2

Radius: 10.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.29 AU - 4.67 AU

Year: 5295 Days

Day: 6.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,754,509 km

• M1: 131,945 km (0.106 R)
• M2: 571,613 km (0.086 R)
• M3: 951,891 km (0.118 R)
• M4: 2,107,535 km (0.098 R)
• M5: 2,713,406 km (0.084 R)
• M6: 3,530,061 km (0.041 R)
• M7: 3,942,353 km (0.084 R)
• M8: 5,376,547 km (0.11 R)
• M9: 6,509,003 km (0.054 R)
• M10: 6,878,061 km (0.095 R)
• M11: 9,126,218 km (0.059 R)
• M12: 14,858,210 km (0.113 R)
• M13: 24,339,574 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.2

Radius: 4.7

Gravity: 43.88 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.7 AU - 7.8 AU

Year: 11695 Days

Day: 18.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,754,509 km

• M1: 58,493 km (0.084 R)
• M2: 205,248 km (0.095 R)
• M3: 448,644 km (0.075 R)
• M4: 738,116 km (0.12 R)
• M5: 925,263 km (0.103 R)
• M6: 1,923,529 km (0.097 R)
• M7: 6,135,906 km (0.109 R)
• M8: 6,413,410 km (0.103 R)
• M9: 6,616,564 km (0.053 R)
• M10: 6,824,056 km (0.066 R)
• M11: 8,304,477 km (0.079 R)
• M12: 8,842,132 km (0.102 R)
• M13: 11,521,430 km (0.094 R)
• M14: 11,761,534 km (0.119 R)
• M15: 12,628,155 km (0.096 R)
• M16: 12,883,369 km (0.079 R)
• M17: 13,736,525 km (0.079 R)
• M18: 14,557,070 km (0.053 R)
• M19: 18,738,629 km (0.075 R)
• M20: 24,239,044 km (0.07 R)
• M21: 26,046,934 km (0.097 R)
• M22: 26,773,531 km (0.119 R)
• M23: 29,145,256 km (0.085 R)
• M24: 33,809,717 km (0.113 R)
• M25: 35,174,499 km (0.107 R)
• M26: 37,224,438 km (0.111 R)
• M27: 40,723,383 km (0.117 R)
• M28: 46,524,489 km (0.109 R)
• M29: 46,980,613 km (0.064 R)
• M30: 47,747,302 km (0.064 R)
• M31: 49,779,589 km (0.099 R)
• M32: 50,097,335 km (0.114 R)
• M33: 52,523,364 km (0.074 R)
• M34: 58,663,010 km (0.09 R)
• M35: 59,195,279 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.6

Radius: 6.4

Gravity: 21.99 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.69 AU - 8.47 AU

Year: 15316 Days

Day: 24.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,754,509 km

• M1: 81,531 km (0.093 R)
• M2: 528,080 km (0.031 R)
• M3: 1,079,648 km (0.107 R)
• M4: 1,347,428 km (0.086 R)
• M5: 2,037,523 km (0.05 R)
• M6: 2,299,618 km (0.101 R)
• M7: 2,770,702 km (0.059 R)
• M8: 3,784,228 km (0.116 R)
• M9: 4,277,602 km (0.097 R)
• M10: 5,060,746 km (0.109 R)
• M11: 6,179,589 km (0.118 R)
• M12: 6,907,532 km (0.1 R)
• M13: 8,843,478 km (0.075 R)
• M14: 11,611,488 km (0.1 R)
• M15: 12,058,187 km (0.096 R)
• M16: 12,985,993 km (0.079 R)
• M17: 14,320,256 km (0.093 R)
• M18: 15,057,923 km (0.111 R)
• M19: 16,850,405 km (0.06 R)
• M20: 17,505,793 km (0.086 R)
• M21: 20,206,932 km (0.1 R)
• M22: 22,381,936 km (0.103 R)
• M23: 24,812,901 km (0.104 R)
• M24: 29,129,548 km (0.096 R)
• M25: 29,953,832 km (0.117 R)
• M26: 32,144,842 km (0.04 R)
• M27: 34,310,122 km (0.04 R)
• M28: 34,965,062 km (0.092 R)
• M29: 35,229,251 km (0.063 R)
• M30: 43,945,272 km (0.101 R)
• M31: 45,341,918 km (0.106 R)
• M32: 48,223,322 km (0.118 R)
• M33: 49,376,124 km (0.108 R)
• M34: 50,210,581 km (0.109 R)
• M35: 57,045,857 km (0.117 R)
• M36: 60,209,852 km (0.112 R)
• M37: 60,971,006 km (0.045 R)
• M38: 64,475,635 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.1

Radius: 5.5

Gravity: 16.83 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 8.72 AU - 12.22 AU

Year: 22592 Days

Day: 17.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,754,509 km

• M1: 68,815 km (0.103 R)
• M2: 273,315 km (0.114 R)
• M3: 518,656 km (0.101 R)
• M4: 930,499 km (0.098 R)
• M5: 1,604,736 km (0.079 R)
• M6: 2,703,832 km (0.057 R)
• M7: 3,353,685 km (0.084 R)
• M8: 3,730,073 km (0.079 R)
• M9: 3,975,563 km (0.086 R)
• M10: 5,215,879 km (0.114 R)
• M11: 5,445,213 km (0.091 R)
• M12: 5,761,313 km (0.078 R)
• M13: 6,430,464 km (0.045 R)
• M14: 6,738,935 km (0.1 R)
• M15: 9,017,460 km (0.095 R)
• M16: 9,687,061 km (0.104 R)
• M17: 13,538,906 km (0.081 R)
• M18: 13,899,737 km (0.062 R)
• M19: 14,415,550 km (0.089 R)
• M20: 17,868,119 km (0.118 R)
• M21: 18,041,054 km (0.114 R)
• M22: 22,834,320 km (0.1 R)
• M23: 24,817,389 km (0.081 R)
• M24: 26,574,117 km (0.086 R)
• M25: 27,944,882 km (0.109 R)
• M26: 29,003,287 km (0.107 R)
• M27: 38,164,511 km (0.074 R)
• M28: 42,465,001 km (0.061 R)
• M29: 46,259,551 km (0.102 R)
• M30: 46,749,185 km (0.092 R)
• M31: 51,138,536 km (0.079 R)
• M32: 53,432,919 km (0.096 R)
• M33: 53,971,920 km (0.114 R)
• M34: 60,725,964 km (0.076 R)
• M35: 62,896,779 km (0.106 R)
• M36: 64,914,705 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 10,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit