🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199

Radius: 9.6

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.71 AU - 0.99 AU

Year: 541 Days

Day: 8.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,822,180 km

• M1: 123,119 km (0.091 R)
• M2: 473,328 km (0.03 R)
• M3: 854,952 km (0.12 R)
• M4: 1,203,964 km (0.058 R)
• M5: 1,790,387 km (0.04 R)
• M6: 2,442,933 km (0.064 R)
• M7: 3,374,778 km (0.092 R)
• M8: 3,791,558 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.1

Radius: 8.2

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.08 AU - 1.6 AU

Year: 1071 Days

Day: 10.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,822,180 km

• M1: 102,026 km (0.078 R)
• M2: 550,819 km (0.117 R)
• M3: 831,016 km (0.117 R)
• M4: 2,176,499 km (0.119 R)
• M5: 2,916,410 km (0.076 R)
• M6: 3,274,997 km (0.065 R)
• M7: 3,603,364 km (0.096 R)
• M8: 4,145,656 km (0.1 R)
• M9: 4,652,643 km (0.054 R)
• M10: 6,826,151 km (0.114 R)
• M11: 8,551,313 km (0.113 R)
• M12: 9,316,507 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.5

Radius: 14.9

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.9 AU - 2.02 AU

Year: 1894 Days

Day: 11.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,822,180 km

• M1: 185,352 km (0.073 R)
• M2: 871,856 km (0.065 R)
• M3: 2,476,294 km (0.103 R)
• M4: 2,994,501 km (0.089 R)
• M5: 4,448,741 km (0.059 R)
• M6: 5,469,897 km (0.097 R)
• M7: 8,124,810 km (0.069 R)
• M8: 10,163,081 km (0.07 R)
• M9: 11,546,712 km (0.068 R)
• M10: 12,970,285 km (0.119 R)
• M11: 13,853,062 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.3

Radius: 9.6

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.85 AU - 3.37 AU

Year: 3786 Days

Day: 13.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,822,180 km

• M1: 120,576 km (0.113 R)
• M2: 421,567 km (0.117 R)
• M3: 857,046 km (0.084 R)
• M4: 1,231,340 km (0.069 R)
• M5: 1,981,424 km (0.108 R)
• M6: 2,886,341 km (0.111 R)
• M7: 3,211,567 km (0.069 R)
• M8: 4,178,568 km (0.098 R)
• M9: 4,966,051 km (0.118 R)
• M10: 5,382,083 km (0.116 R)
• M11: 6,020,716 km (0.112 R)
• M12: 6,524,562 km (0.097 R)
• M13: 6,833,930 km (0.102 R)
• M14: 7,415,716 km (0.077 R)
• M15: 8,458,114 km (0.113 R)
• M16: 9,516,669 km (0.065 R)
• M17: 10,037,120 km (0.059 R)
• M18: 11,047,803 km (0.113 R)
• M19: 11,355,077 km (0.076 R)
• M20: 11,803,870 km (0.118 R)
• M21: 12,357,981 km (0.034 R)
• M22: 13,768,689 km (0.104 R)
• M23: 16,619,725 km (0.059 R)
• M24: 17,433,986 km (0.081 R)
• M25: 18,152,804 km (0.098 R)
• M26: 19,649,680 km (0.053 R)
• M27: 20,036,391 km (0.092 R)
• M28: 22,675,148 km (0.081 R)
• M29: 23,387,383 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.8

Radius: 14.3

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.66 AU - 4.54 AU

Year: 5730 Days

Day: 7.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,822,180 km

• M1: 177,872 km (0.078 R)
• M2: 708,196 km (0.091 R)
• M3: 1,633,310 km (0.119 R)
• M4: 2,507,709 km (0.066 R)
• M5: 3,043,419 km (0.096 R)
• M6: 4,093,596 km (0.083 R)
• M7: 4,591,308 km (0.117 R)
• M8: 8,113,889 km (0.052 R)
• M9: 9,581,594 km (0.082 R)
• M10: 11,821,074 km (0.057 R)
• M11: 16,890,348 km (0.099 R)
• M12: 24,383,406 km (0.088 R)
• M13: 25,472,777 km (0.069 R)
• M14: 27,832,534 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.5

Radius: 3.8

Gravity: 39.23 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.21 AU - 8.65 AU

Year: 16895 Days

Day: 19.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 63,822,180 km

• M1: 47,423 km (0.118 R)
• M2: 245,789 km (0.054 R)
• M3: 534,812 km (0.086 R)
• M4: 754,422 km (0.115 R)
• M5: 951,143 km (0.099 R)
• M6: 1,104,780 km (0.093 R)
• M7: 1,570,778 km (0.094 R)
• M8: 1,803,851 km (0.04 R)
• M9: 2,196,396 km (0.051 R)
• M10: 2,488,112 km (0.076 R)
• M11: 4,037,647 km (0.037 R)
• M12: 5,517,020 km (0.111 R)
• M13: 6,459,486 km (0.116 R)
• M14: 6,753,446 km (0.116 R)
• M15: 7,782,380 km (0.035 R)
• M16: 8,260,645 km (0.072 R)
• M17: 8,911,396 km (0.087 R)
• M18: 13,753,879 km (0.098 R)
• M19: 14,030,335 km (0.11 R)
• M20: 14,310,383 km (0.038 R)
• M21: 15,468,270 km (0.084 R)
• M22: 16,146,397 km (0.1 R)
• M23: 17,805,139 km (0.101 R)
• M24: 22,969,556 km (0.073 R)
• M25: 23,752,103 km (0.077 R)
• M26: 25,995,323 km (0.115 R)
• M27: 27,060,011 km (0.092 R)
• M28: 28,375,724 km (0.107 R)
• M29: 28,936,267 km (0.119 R)
• M30: 31,610,329 km (0.066 R)
• M31: 33,440,210 km (0.077 R)
• M32: 36,118,910 km (0.032 R)
• M33: 36,381,305 km (0.047 R)
• M34: 38,389,506 km (0.081 R)
• M35: 42,918,133 km (0.092 R)
• M36: 45,615,532 km (0.116 R)
• M37: 47,005,596 km (0.093 R)
• M38: 49,870,096 km (0.113 R)
• M39: 50,686,003 km (0.093 R)
• M40: 57,535,790 km (0.042 R)
• M41: 58,073,145 km (0.077 R)
• M42: 60,624,687 km (0.117 R)
• M43: 62,681,059 km (0.075 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 11,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit