🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.8

Radius: 11.8

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.38 AU - 0.64 AU

Year: 247 Days

Day: 14.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,176,515 km

• M1: 146,756 km (0.037 R)
• M2: 535,860 km (0.074 R)
• M3: 912,697 km (0.093 R)
• M4: 1,465,610 km (0.059 R)
• M5: 1,887,925 km (0.053 R)
• M6: 2,745,869 km (0.098 R)
• M7: 3,186,435 km (0.036 R)
• M8: 3,561,477 km (0.095 R)
• M9: 3,930,385 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.1

Radius: 9.5

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.62 AU - 0.88 AU

Year: 441 Days

Day: 11 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,176,515 km

• M1: 118,182 km (0.066 R)
• M2: 502,499 km (0.082 R)
• M3: 863,479 km (0.117 R)
• M4: 1,174,044 km (0.114 R)
• M5: 1,567,337 km (0.073 R)
• M6: 1,983,668 km (0.114 R)
• M7: 2,491,403 km (0.107 R)
• M8: 2,904,143 km (0.108 R)
• M9: 3,260,186 km (0.085 R)
• M10: 4,086,715 km (0.072 R)
• M11: 4,941,367 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.1

Radius: 12.1

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.29 AU - 1.35 AU

Year: 1029 Days

Day: 10.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 39,176,515 km

• M1: 150,495 km (0.107 R)
• M2: 1,069,625 km (0.103 R)
• M3: 2,267,605 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.4

Radius: 4.4

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.27 AU - 11.31 AU

Year: 19205 Days

Day: 16.2 Hours

Environment

Temp: -242 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,176,515 km

• M1: 56,997 km (0.056 R)
• M2: 791,074 km (0.101 R)
• M3: 1,132,306 km (0.116 R)
• M4: 1,675,197 km (0.084 R)
• M5: 1,849,778 km (0.079 R)
• M6: 2,447,571 km (0.07 R)
• M7: 3,297,137 km (0.094 R)
• M8: 6,045,400 km (0.115 R)
• M9: 7,338,075 km (0.096 R)
• M10: 8,420,864 km (0.042 R)
• M11: 8,761,050 km (0.063 R)
• M12: 9,333,561 km (0.109 R)
• M13: 9,790,433 km (0.099 R)
• M14: 10,166,671 km (0.097 R)
• M15: 11,098,816 km (0.119 R)
• M16: 12,739,605 km (0.115 R)
• M17: 13,358,791 km (0.034 R)
• M18: 14,717,738 km (0.077 R)
• M19: 16,758,103 km (0.119 R)
• M20: 17,364,124 km (0.096 R)
• M21: 17,638,187 km (0.108 R)
• M22: 18,335,912 km (0.057 R)
• M23: 18,477,581 km (0.09 R)
• M24: 21,862,831 km (0.111 R)
• M25: 28,574,540 km (0.09 R)
• M26: 31,118,302 km (0.099 R)
• M27: 34,559,203 km (0.068 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 11,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit