🌌 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: 82.6

Radius: 9.8

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.46 AU - 0.76 AU

Year: 323 Days

Day: 7.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,817,756 km

• M1: 121,922 km (0.088 R)
• M2: 465,249 km (0.11 R)
• M3: 890,706 km (0.118 R)
• M4: 1,370,167 km (0.089 R)
• M5: 1,697,337 km (0.107 R)
• M6: 2,083,300 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.3

Radius: 8

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.79 AU - 0.91 AU

Year: 532 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,817,756 km

• M1: 99,483 km (0.089 R)
• M2: 417,528 km (0.103 R)
• M3: 804,089 km (0.12 R)
• M4: 1,121,535 km (0.115 R)
• M5: 1,474,137 km (0.119 R)
• M6: 1,843,195 km (0.12 R)
• M7: 2,245,464 km (0.098 R)
• M8: 2,653,567 km (0.097 R)
• M9: 3,053,293 km (0.061 R)
• M10: 4,028,222 km (0.111 R)
• M11: 4,846,672 km (0.101 R)
• M12: 5,213,336 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.7

Radius: 11.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.9 AU - 1.12 AU

Year: 688 Days

Day: 9 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,817,756 km

• M1: 147,952 km (0.095 R)
• M2: 722,259 km (0.111 R)
• M3: 1,160,281 km (0.095 R)
• M4: 1,538,764 km (0.061 R)
• M5: 2,308,594 km (0.102 R)
• M6: 3,614,584 km (0.118 R)
• M7: 4,172,883 km (0.117 R)
• M8: 5,117,893 km (0.094 R)
• M9: 6,218,783 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.8

Radius: 9.6

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.1 AU - 2.2 AU

Year: 2138 Days

Day: 5 Hours

Environment

Temp: -193 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,817,756 km

• M1: 119,678 km (0.091 R)
• M2: 448,794 km (0.051 R)
• M3: 949,647 km (0.082 R)
• M4: 2,284,958 km (0.067 R)
• M5: 2,776,686 km (0.081 R)
• M6: 3,659,014 km (0.055 R)
• M7: 4,639,180 km (0.104 R)
• M8: 4,974,728 km (0.083 R)
• M9: 5,465,109 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.7

Radius: 3.7

Gravity: 43.15 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.49 AU - 8.31 AU

Year: 13653 Days

Day: 20.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 164.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,817,756 km

• M1: 46,226 km (0.101 R)
• M2: 378,632 km (0.07 R)
• M3: 558,150 km (0.09 R)
• M4: 711,039 km (0.085 R)
• M5: 965,355 km (0.073 R)
• M6: 1,187,508 km (0.098 R)
• M7: 2,062,207 km (0.051 R)
• M8: 2,349,883 km (0.044 R)
• M9: 3,247,620 km (0.097 R)
• M10: 4,383,367 km (0.063 R)
• M11: 5,365,776 km (0.071 R)
• M12: 6,250,648 km (0.066 R)
• M13: 6,566,150 km (0.109 R)
• M14: 6,768,556 km (0.09 R)
• M15: 8,210,978 km (0.109 R)
• M16: 8,351,451 km (0.115 R)
• M17: 8,493,569 km (0.032 R)
• M18: 9,329,522 km (0.108 R)
• M19: 10,381,494 km (0.038 R)
• M20: 11,106,296 km (0.061 R)
• M21: 14,008,045 km (0.096 R)
• M22: 15,241,330 km (0.069 R)
• M23: 16,619,725 km (0.052 R)
• M24: 16,920,118 km (0.049 R)
• M25: 17,609,315 km (0.109 R)
• M26: 18,316,913 km (0.094 R)
• M27: 20,812,804 km (0.043 R)
• M28: 25,065,273 km (0.081 R)
• M29: 26,875,706 km (0.098 R)
• M30: 27,498,033 km (0.083 R)
• M31: 29,204,347 km (0.062 R)
• M32: 29,531,966 km (0.096 R)
• M33: 30,083,533 km (0.077 R)
• M34: 33,418,070 km (0.098 R)
• M35: 33,656,828 km (0.031 R)
• M36: 38,540,750 km (0.087 R)
• M37: 40,809,850 km (0.117 R)
• M38: 44,594,078 km (0.111 R)
• M39: 47,242,708 km (0.08 R)
• M40: 48,758,584 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.4

Radius: 4.5

Gravity: 23.03 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.04 AU - 11.3 AU

Year: 20395 Days

Day: 22.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,817,756 km

• M1: 56,249 km (0.113 R)
• M2: 1,077,105 km (0.037 R)
• M3: 1,331,271 km (0.119 R)
• M4: 1,813,276 km (0.09 R)
• M5: 1,978,581 km (0.106 R)
• M6: 3,139,012 km (0.1 R)
• M7: 3,833,146 km (0.041 R)
• M8: 6,272,040 km (0.068 R)
• M9: 6,781,571 km (0.031 R)
• M10: 7,456,556 km (0.037 R)
• M11: 10,087,085 km (0.026 R)
• M12: 10,432,357 km (0.114 R)
• M13: 16,283,728 km (0.117 R)
• M14: 18,070,226 km (0.115 R)
• M15: 18,837,364 km (0.116 R)
• M16: 24,824,719 km (0.112 R)
• M17: 25,665,459 km (0.048 R)
• M18: 26,633,657 km (0.119 R)
• M19: 27,292,636 km (0.112 R)
• M20: 28,642,906 km (0.114 R)
• M21: 29,102,770 km (0.104 R)
• M22: 33,085,963 km (0.089 R)
• M23: 36,334,780 km (0.12 R)
• M24: 39,222,916 km (0.117 R)
• M25: 43,006,097 km (0.038 R)
• M26: 53,512,505 km (0.029 R)
• M27: 55,622,433 km (0.038 R)
• M28: 56,878,457 km (0.098 R)
• M29: 57,604,605 km (0.089 R)
• M30: 57,969,923 km (0.088 R)
• M31: 59,633,302 km (0.073 R)
• M32: 63,248,933 km (0.118 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: 338 - 14,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit