🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.8

Radius: 12.3

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.99 AU - 3.31 AU

Year: 2785 Days

Day: 12.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,175,058 km

• M1: 153,039 km (0.114 R)
• M2: 544,237 km (0.081 R)
• M3: 962,812 km (0.087 R)
• M4: 1,366,876 km (0.071 R)
• M5: 2,214,497 km (0.077 R)
• M6: 2,801,669 km (0.099 R)
• M7: 3,232,660 km (0.12 R)
• M8: 3,991,870 km (0.104 R)
• M9: 4,647,557 km (0.11 R)
• M10: 5,070,021 km (0.111 R)
• M11: 5,493,982 km (0.097 R)
• M12: 6,576,322 km (0.116 R)
• M13: 10,045,796 km (0.112 R)
• M14: 10,490,401 km (0.119 R)
• M15: 11,142,648 km (0.036 R)
• M16: 11,538,933 km (0.118 R)
• M17: 12,317,739 km (0.095 R)
• M18: 13,395,592 km (0.027 R)
• M19: 14,117,701 km (0.088 R)
• M20: 14,723,422 km (0.091 R)
• M21: 17,007,034 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.1

Radius: 12.6

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.1 AU - 3.4 AU

Year: 3783 Days

Day: 9.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,175,058 km

• M1: 156,629 km (0.114 R)
• M2: 571,763 km (0.042 R)
• M3: 1,217,727 km (0.115 R)
• M4: 2,198,341 km (0.111 R)
• M5: 2,899,805 km (0.118 R)
• M6: 4,712,183 km (0.058 R)
• M7: 6,886,140 km (0.082 R)
• M8: 8,906,608 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.6

Radius: 14.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.88 AU - 4.8 AU

Year: 5838 Days

Day: 9.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,175,058 km

• M1: 183,257 km (0.1 R)
• M2: 711,188 km (0.098 R)
• M3: 1,616,704 km (0.08 R)
• M4: 2,163,784 km (0.052 R)
• M5: 2,700,092 km (0.09 R)
• M6: 3,663,203 km (0.1 R)
• M7: 4,157,624 km (0.119 R)
• M8: 6,003,662 km (0.066 R)
• M9: 7,608,996 km (0.036 R)
• M10: 8,530,370 km (0.108 R)
• M11: 14,713,699 km (0.041 R)
• M12: 15,861,862 km (0.117 R)
• M13: 17,127,759 km (0.074 R)
• M14: 18,090,123 km (0.106 R)
• M15: 21,399,377 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 10.7

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.34 AU - 6.26 AU

Year: 7878 Days

Day: 10.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,175,058 km

• M1: 133,142 km (0.082 R)
• M2: 496,067 km (0.11 R)
• M3: 837,898 km (0.079 R)
• M4: 1,864,139 km (0.119 R)
• M5: 2,327,892 km (0.084 R)
• M6: 3,910,339 km (0.031 R)
• M7: 4,676,579 km (0.118 R)
• M8: 6,542,513 km (0.1 R)
• M9: 6,991,307 km (0.114 R)
• M10: 7,950,678 km (0.104 R)
• M11: 9,086,724 km (0.083 R)
• M12: 10,782,566 km (0.1 R)
• M13: 13,920,231 km (0.06 R)
• M14: 16,778,000 km (0.118 R)
• M15: 18,417,592 km (0.118 R)
• M16: 19,619,462 km (0.106 R)
• M17: 21,930,001 km (0.036 R)
• M18: 23,799,824 km (0.117 R)
• M19: 24,863,316 km (0.073 R)
• M20: 27,275,881 km (0.12 R)
• M21: 28,048,703 km (0.102 R)
• M22: 36,947,682 km (0.105 R)
• M23: 38,734,479 km (0.114 R)
• M24: 40,578,123 km (0.089 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 17,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit