🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233

Radius: 14

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.87 AU - 1.07 AU

Year: 607 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 31,481,151 km

• M1: 174,132 km (0.071 R)
• M2: 737,069 km (0.037 R)
• M3: 1,319,304 km (0.117 R)
• M4: 1,766,003 km (0.079 R)
• M5: 2,223,473 km (0.051 R)
• M6: 2,939,000 km (0.101 R)
• M7: 4,553,161 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.3

Radius: 12.6

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.96 AU - 1.56 AU

Year: 899 Days

Day: 8.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,481,151 km

• M1: 156,629 km (0.102 R)
• M2: 802,443 km (0.058 R)
• M3: 1,199,925 km (0.051 R)
• M4: 1,870,273 km (0.037 R)
• M5: 2,314,429 km (0.039 R)
• M6: 2,879,909 km (0.089 R)
• M7: 3,391,833 km (0.094 R)
• M8: 5,600,645 km (0.084 R)
• M9: 6,077,713 km (0.117 R)
• M10: 7,674,221 km (0.109 R)
• M11: 8,185,547 km (0.12 R)
• M12: 8,828,967 km (0.055 R)
• M13: 10,277,972 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.3

Radius: 9.2

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.59 AU - 2.27 AU

Year: 1705 Days

Day: 5.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,481,151 km

• M1: 114,442 km (0.074 R)
• M2: 620,382 km (0.091 R)
• M3: 1,037,312 km (0.089 R)
• M4: 1,376,600 km (0.071 R)
• M5: 1,811,181 km (0.069 R)
• M6: 2,465,373 km (0.043 R)
• M7: 2,988,816 km (0.111 R)
• M8: 3,466,033 km (0.049 R)
• M9: 3,794,101 km (0.085 R)
• M10: 5,076,903 km (0.069 R)
• M11: 5,410,057 km (0.101 R)
• M12: 6,046,896 km (0.092 R)
• M13: 7,273,448 km (0.099 R)
• M14: 7,901,311 km (0.098 R)
• M15: 10,141,688 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.4

Radius: 9.9

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.77 AU - 2.91 AU

Year: 3043 Days

Day: 11.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,481,151 km

• M1: 123,119 km (0.103 R)
• M2: 448,644 km (0.074 R)
• M3: 790,026 km (0.066 R)
• M4: 1,198,877 km (0.095 R)
• M5: 1,653,356 km (0.097 R)
• M6: 2,336,868 km (0.105 R)
• M7: 3,235,503 km (0.047 R)
• M8: 3,581,672 km (0.081 R)
• M9: 4,103,918 km (0.085 R)
• M10: 4,748,236 km (0.082 R)
• M11: 5,701,474 km (0.069 R)
• M12: 6,808,349 km (0.093 R)
• M13: 8,950,441 km (0.04 R)
• M14: 9,953,195 km (0.108 R)
• M15: 11,158,056 km (0.05 R)
• M16: 11,639,762 km (0.074 R)
• M17: 13,459,919 km (0.095 R)
• M18: 14,360,947 km (0.037 R)
• M19: 14,878,705 km (0.114 R)
• M20: 15,462,436 km (0.101 R)
• M21: 15,841,816 km (0.104 R)
• M22: 16,960,210 km (0.076 R)
• M23: 17,363,825 km (0.051 R)
• M24: 18,857,859 km (0.068 R)
• M25: 20,500,743 km (0.082 R)
• M26: 21,024,934 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.4

Radius: 12.6

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.84 AU - 3.65 AU

Year: 3708 Days

Day: 8 Hours

Environment

Temp: -198 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,481,151 km

• M1: 156,629 km (0.084 R)
• M2: 616,194 km (0.049 R)
• M3: 1,168,958 km (0.09 R)
• M4: 3,340,371 km (0.099 R)
• M5: 3,784,377 km (0.112 R)
• M6: 5,949,956 km (0.111 R)
• M7: 6,843,953 km (0.094 R)
• M8: 8,364,017 km (0.034 R)
• M9: 10,192,701 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728

Radius: 8.2

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.47 AU - 4.61 AU

Year: 5163 Days

Day: 8.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 31,481,151 km

• M1: 102,475 km (0.089 R)
• M2: 409,449 km (0.108 R)
• M3: 679,324 km (0.113 R)
• M4: 1,159,383 km (0.06 R)
• M5: 2,021,217 km (0.097 R)
• M6: 2,344,797 km (0.103 R)
• M7: 3,318,380 km (0.051 R)
• M8: 3,637,771 km (0.044 R)
• M9: 4,616,740 km (0.102 R)
• M10: 5,466,306 km (0.113 R)
• M11: 6,098,656 km (0.098 R)
• M12: 6,448,865 km (0.06 R)
• M13: 7,016,290 km (0.086 R)
• M14: 8,719,461 km (0.067 R)
• M15: 10,143,783 km (0.109 R)
• M16: 11,571,844 km (0.072 R)
• M17: 11,912,030 km (0.109 R)
• M18: 13,660,380 km (0.061 R)
• M19: 14,483,467 km (0.094 R)
• M20: 16,228,377 km (0.048 R)
• M21: 16,593,545 km (0.12 R)
• M22: 17,914,794 km (0.097 R)
• M23: 20,340,673 km (0.113 R)
• M24: 22,000,312 km (0.057 R)
• M25: 22,673,801 km (0.1 R)
• M26: 26,415,394 km (0.061 R)
• M27: 28,475,955 km (0.077 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 14,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit