🌌 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: 332

Radius: 10

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.59 AU - 0.97 AU

Year: 484 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,671,528 km

• M1: 124,465 km (0.104 R)
• M2: 814,112 km (0.114 R)
• M3: 1,126,173 km (0.067 R)
• M4: 1,513,930 km (0.109 R)
• M5: 1,855,462 km (0.049 R)
• M6: 2,173,956 km (0.081 R)
• M7: 3,336,332 km (0.108 R)
• M8: 3,922,606 km (0.088 R)
• M9: 4,253,815 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.9

Radius: 10.1

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.45 AU - 1.51 AU

Year: 1266 Days

Day: 8.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,671,528 km

• M1: 125,662 km (0.111 R)
• M2: 840,590 km (0.076 R)
• M3: 1,169,257 km (0.117 R)
• M4: 1,809,237 km (0.087 R)
• M5: 2,175,901 km (0.084 R)
• M6: 3,247,022 km (0.046 R)
• M7: 3,709,878 km (0.11 R)
• M8: 4,141,168 km (0.089 R)
• M9: 4,801,344 km (0.083 R)
• M10: 5,530,184 km (0.034 R)
• M11: 6,094,767 km (0.12 R)
• M12: 6,451,558 km (0.115 R)
• M13: 7,494,554 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.8

Radius: 10.5

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.4 AU - 3.74 AU

Year: 3781 Days

Day: 5.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,671,528 km

• M1: 131,197 km (0.076 R)
• M2: 469,139 km (0.058 R)
• M3: 1,003,802 km (0.118 R)
• M4: 1,648,419 km (0.077 R)
• M5: 2,172,759 km (0.032 R)
• M6: 2,644,741 km (0.05 R)
• M7: 3,404,848 km (0.105 R)
• M8: 3,795,747 km (0.098 R)
• M9: 6,569,890 km (0.111 R)
• M10: 6,961,537 km (0.092 R)
• M11: 8,128,251 km (0.089 R)
• M12: 10,156,199 km (0.102 R)
• M13: 10,517,478 km (0.07 R)
• M14: 10,970,909 km (0.082 R)
• M15: 11,351,486 km (0.106 R)
• M16: 11,740,740 km (0.026 R)
• M17: 12,139,119 km (0.045 R)
• M18: 12,592,251 km (0.086 R)
• M19: 13,340,689 km (0.052 R)
• M20: 14,468,208 km (0.105 R)
• M21: 16,195,316 km (0.089 R)
• M22: 16,523,534 km (0.107 R)
• M23: 17,080,337 km (0.114 R)
• M24: 19,189,517 km (0.059 R)
• M25: 21,401,172 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.4

Radius: 14.8

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.75 AU - 4.11 AU

Year: 5476 Days

Day: 14.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,671,528 km

• M1: 184,454 km (0.113 R)
• M2: 654,939 km (0.071 R)
• M3: 1,251,685 km (0.11 R)
• M4: 1,726,958 km (0.099 R)
• M5: 2,458,192 km (0.095 R)
• M6: 3,368,794 km (0.102 R)
• M7: 7,124,000 km (0.084 R)
• M8: 7,973,567 km (0.105 R)
• M9: 8,931,292 km (0.101 R)
• M10: 9,699,028 km (0.087 R)
• M11: 10,980,185 km (0.034 R)
• M12: 12,632,044 km (0.068 R)
• M13: 13,766,295 km (0.05 R)
• M14: 16,361,968 km (0.053 R)
• M15: 21,588,768 km (0.055 R)
• M16: 24,008,214 km (0.119 R)
• M17: 24,496,651 km (0.11 R)
• M18: 29,288,271 km (0.092 R)
• M19: 29,939,919 km (0.076 R)
• M20: 31,952,759 km (0.076 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 17,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit