🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.9

Radius: 10

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.61 AU - 0.95 AU

Year: 467 Days

Day: 8 Hours

Environment

Temp: -164 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 61,148,964 km

• M1: 124,316 km (0.09 R)
• M2: 438,471 km (0.1 R)
• M3: 856,298 km (0.077 R)
• M4: 1,364,033 km (0.083 R)
• M5: 3,456,758 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.8

Radius: 12.4

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.12 AU - 1.22 AU

Year: 858 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,148,964 km

• M1: 154,385 km (0.105 R)
• M2: 549,473 km (0.085 R)
• M3: 1,009,187 km (0.038 R)
• M4: 1,492,239 km (0.075 R)
• M5: 1,904,979 km (0.111 R)
• M6: 2,307,547 km (0.107 R)
• M7: 2,981,336 km (0.088 R)
• M8: 3,400,659 km (0.089 R)
• M9: 5,452,094 km (0.11 R)
• M10: 5,937,091 km (0.081 R)
• M11: 6,495,091 km (0.119 R)
• M12: 7,205,830 km (0.098 R)
• M13: 9,001,753 km (0.112 R)
• M14: 9,768,591 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.4

Radius: 14.9

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.02 AU - 3.02 AU

Year: 2713 Days

Day: 9 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,148,964 km

• M1: 185,352 km (0.095 R)
• M2: 659,427 km (0.026 R)
• M3: 1,468,752 km (0.099 R)
• M4: 1,940,584 km (0.106 R)
• M5: 2,940,346 km (0.08 R)
• M6: 3,449,428 km (0.085 R)
• M7: 3,957,911 km (0.108 R)
• M8: 4,648,006 km (0.078 R)
• M9: 5,223,509 km (0.097 R)
• M10: 5,692,498 km (0.075 R)
• M11: 6,744,321 km (0.079 R)
• M12: 7,242,033 km (0.088 R)
• M13: 9,411,800 km (0.062 R)
• M14: 10,337,512 km (0.097 R)
• M15: 11,121,106 km (0.087 R)
• M16: 11,734,607 km (0.073 R)
• M17: 13,665,616 km (0.077 R)
• M18: 14,755,436 km (0.067 R)
• M19: 18,318,110 km (0.115 R)
• M20: 19,233,200 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.9

Radius: 6.4

Gravity: 23.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.15 AU - 6.31 AU

Year: 9303 Days

Day: 21.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 56.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,148,964 km

• M1: 79,586 km (0.073 R)
• M2: 371,452 km (0.111 R)
• M3: 783,145 km (0.111 R)
• M4: 1,016,069 km (0.112 R)
• M5: 2,224,520 km (0.058 R)
• M6: 2,657,606 km (0.095 R)
• M7: 2,984,029 km (0.1 R)
• M8: 3,361,315 km (0.1 R)
• M9: 4,240,052 km (0.114 R)
• M10: 5,098,295 km (0.065 R)
• M11: 5,330,023 km (0.107 R)
• M12: 5,603,188 km (0.08 R)
• M13: 6,104,042 km (0.059 R)
• M14: 7,112,631 km (0.118 R)
• M15: 12,745,140 km (0.075 R)
• M16: 14,185,917 km (0.072 R)
• M17: 16,153,129 km (0.101 R)
• M18: 16,366,456 km (0.118 R)
• M19: 16,653,983 km (0.048 R)
• M20: 18,295,221 km (0.072 R)
• M21: 27,834,329 km (0.066 R)
• M22: 39,969,559 km (0.085 R)
• M23: 47,542,503 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.1

Radius: 7.7

Gravity: 15.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.08 AU - 6.12 AU

Year: 10218 Days

Day: 15.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,148,964 km

• M1: 96,042 km (0.102 R)
• M2: 496,515 km (0.095 R)
• M3: 822,339 km (0.114 R)
• M4: 1,075,160 km (0.068 R)
• M5: 2,537,928 km (0.052 R)
• M6: 4,691,838 km (0.097 R)
• M7: 7,073,586 km (0.075 R)
• M8: 8,664,559 km (0.065 R)
• M9: 13,215,625 km (0.076 R)
• M10: 14,245,756 km (0.115 R)
• M11: 16,104,211 km (0.049 R)
• M12: 18,825,845 km (0.103 R)
• M13: 19,388,482 km (0.112 R)
• M14: 20,801,584 km (0.055 R)
• M15: 24,585,064 km (0.103 R)
• M16: 25,549,072 km (0.109 R)
• M17: 31,755,888 km (0.111 R)
• M18: 34,904,175 km (0.073 R)
• M19: 43,324,291 km (0.11 R)
• M20: 43,742,567 km (0.116 R)
• M21: 45,156,566 km (0.098 R)
• M22: 46,019,447 km (0.043 R)
• M23: 51,117,592 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.5

Radius: 7.7

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.11 AU - 8.01 AU

Year: 14099 Days

Day: 15.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,148,964 km

• M1: 95,892 km (0.113 R)
• M2: 2,329,987 km (0.111 R)
• M3: 2,624,695 km (0.054 R)
• M4: 2,897,112 km (0.08 R)
• M5: 3,213,362 km (0.068 R)
• M6: 7,819,331 km (0.082 R)
• M7: 9,031,672 km (0.112 R)
• M8: 10,533,036 km (0.085 R)
• M9: 14,858,659 km (0.104 R)
• M10: 19,719,393 km (0.054 R)
• M11: 20,591,399 km (0.083 R)
• M12: 20,947,442 km (0.072 R)
• M13: 25,647,059 km (0.113 R)
• M14: 26,896,650 km (0.062 R)
• M15: 29,629,504 km (0.101 R)
• M16: 31,826,199 km (0.099 R)
• M17: 35,258,124 km (0.102 R)
• M18: 36,153,168 km (0.082 R)
• M19: 36,671,375 km (0.082 R)
• M20: 38,389,656 km (0.088 R)
• M21: 38,793,720 km (0.117 R)
• M22: 40,438,249 km (0.075 R)
• M23: 46,103,670 km (0.058 R)
• M24: 57,032,393 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 19,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit