🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.7

Radius: 9.6

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.55 AU - 0.61 AU

Year: 295 Days

Day: 6.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,592,048 km

• M1: 119,379 km (0.079 R)
• M2: 537,655 km (0.105 R)
• M3: 934,239 km (0.107 R)
• M4: 1,251,685 km (0.073 R)
• M5: 2,042,909 km (0.068 R)
• M6: 2,383,094 km (0.079 R)
• M7: 2,741,830 km (0.05 R)
• M8: 3,094,432 km (0.082 R)
• M9: 3,580,625 km (0.107 R)
• M10: 4,028,521 km (0.118 R)
• M11: 4,365,266 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.7

Radius: 11.3

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.63 AU - 0.81 AU

Year: 407 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,592,048 km

• M1: 140,622 km (0.099 R)
• M2: 567,425 km (0.06 R)
• M3: 924,964 km (0.113 R)
• M4: 1,286,392 km (0.082 R)
• M5: 1,698,534 km (0.109 R)
• M6: 2,114,416 km (0.065 R)
• M7: 2,511,449 km (0.057 R)
• M8: 3,479,646 km (0.117 R)
• M9: 3,942,652 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.3

Radius: 12.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.77 AU - 1.11 AU

Year: 608 Days

Day: 11.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 39,592,048 km

• M1: 153,338 km (0.062 R)
• M2: 563,685 km (0.11 R)
• M3: 1,024,147 km (0.096 R)
• M4: 2,258,629 km (0.08 R)
• M5: 4,769,479 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.2

Radius: 12.4

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.8 AU - 5.84 AU

Year: 7057 Days

Day: 8.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,592,048 km

• M1: 154,385 km (0.107 R)
• M2: 579,841 km (0.079 R)
• M3: 1,038,658 km (0.048 R)
• M4: 1,446,462 km (0.068 R)
• M5: 1,933,552 km (0.098 R)
• M6: 2,369,929 km (0.094 R)
• M7: 2,813,038 km (0.095 R)
• M8: 3,445,389 km (0.098 R)
• M9: 4,248,729 km (0.111 R)
• M10: 4,995,671 km (0.065 R)
• M11: 6,503,319 km (0.102 R)
• M12: 7,848,951 km (0.109 R)
• M13: 8,253,913 km (0.088 R)
• M14: 13,393,647 km (0.101 R)
• M15: 16,593,246 km (0.119 R)
• M16: 17,810,374 km (0.029 R)
• M17: 18,654,406 km (0.051 R)
• M18: 22,218,725 km (0.102 R)
• M19: 23,949,123 km (0.115 R)
• M20: 25,502,248 km (0.119 R)
• M21: 27,029,942 km (0.065 R)
• M22: 31,468,810 km (0.077 R)
• M23: 33,015,352 km (0.109 R)
• M24: 34,720,170 km (0.054 R)
• M25: 35,264,856 km (0.103 R)
• M26: 38,420,772 km (0.068 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 17,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit