🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.08 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.9

Radius: 9.6

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.09 AU - 2.21 AU

Year: 1451 Days

Day: 10.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,639,974 km

• M1: 119,379 km (0.116 R)
• M2: 741,257 km (0.079 R)
• M3: 1,510,639 km (0.065 R)
• M4: 1,860,998 km (0.074 R)
• M5: 2,554,683 km (0.079 R)
• M6: 4,094,494 km (0.092 R)
• M7: 5,394,798 km (0.117 R)
• M8: 6,080,106 km (0.085 R)
• M9: 6,925,783 km (0.093 R)
• M10: 7,847,755 km (0.067 R)
• M11: 8,788,426 km (0.082 R)
• M12: 9,802,251 km (0.093 R)
• M13: 10,168,317 km (0.095 R)
• M14: 11,069,794 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.5

Radius: 10.4

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.04 AU - 2.38 AU

Year: 1512 Days

Day: 6.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,639,974 km

• M1: 133,890 km (0.097 R)
• M2: 648,208 km (0.048 R)
• M3: 1,798,466 km (0.029 R)
• M4: 2,743,475 km (0.12 R)
• M5: 3,386,148 km (0.081 R)
• M6: 4,187,544 km (0.096 R)
• M7: 5,490,092 km (0.079 R)
• M8: 6,325,896 km (0.109 R)
• M9: 7,067,003 km (0.101 R)
• M10: 7,631,137 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.1

Radius: 9.8

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.09 AU - 3.01 AU

Year: 1874 Days

Day: 6.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,639,974 km

• M1: 121,922 km (0.072 R)
• M2: 464,651 km (0.089 R)
• M3: 930,499 km (0.094 R)
• M4: 1,762,712 km (0.088 R)
• M5: 2,165,429 km (0.084 R)
• M6: 2,491,702 km (0.089 R)
• M7: 3,304,318 km (0.09 R)
• M8: 3,723,790 km (0.037 R)
• M9: 4,320,087 km (0.027 R)
• M10: 5,967,160 km (0.098 R)
• M11: 6,496,138 km (0.056 R)
• M12: 6,956,451 km (0.12 R)
• M13: 8,526,031 km (0.116 R)
• M14: 8,843,029 km (0.087 R)
• M15: 10,879,655 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.4

Radius: 5.1

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.64 AU - 10.48 AU

Year: 13602 Days

Day: 21 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,639,974 km

• M1: 63,429 km (0.085 R)
• M2: 302,038 km (0.082 R)
• M3: 1,716,935 km (0.091 R)
• M4: 3,144,697 km (0.061 R)
• M5: 4,042,583 km (0.055 R)
• M6: 5,823,097 km (0.093 R)
• M7: 6,260,820 km (0.111 R)
• M8: 7,201,492 km (0.104 R)
• M9: 8,400,070 km (0.084 R)
• M10: 10,244,911 km (0.082 R)
• M11: 10,832,083 km (0.11 R)
• M12: 12,673,034 km (0.106 R)
• M13: 14,108,874 km (0.054 R)
• M14: 17,436,529 km (0.086 R)
• M15: 19,874,077 km (0.045 R)
• M16: 26,395,198 km (0.1 R)
• M17: 26,941,829 km (0.085 R)
• M18: 31,589,984 km (0.03 R)
• M19: 33,888,256 km (0.087 R)
• M20: 34,102,630 km (0.076 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: 423 - 14,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit