🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.7

Radius: 15

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.63 AU - 0.73 AU

Year: 368 Days

Day: 7.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 56,952,529 km

• M1: 186,848 km (0.069 R)
• M2: 706,700 km (0.105 R)
• M3: 1,379,442 km (0.111 R)
• M4: 2,013,737 km (0.087 R)
• M5: 2,673,912 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.6

Radius: 13.1

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.96 AU - 2.56 AU

Year: 2229 Days

Day: 5.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,952,529 km

• M1: 162,912 km (0.105 R)
• M2: 610,359 km (0.062 R)
• M3: 1,333,515 km (0.106 R)
• M4: 1,839,455 km (0.115 R)
• M5: 2,760,081 km (0.115 R)
• M6: 3,216,504 km (0.074 R)
• M7: 3,741,892 km (0.084 R)
• M8: 4,283,735 km (0.087 R)
• M9: 4,745,843 km (0.073 R)
• M10: 6,283,859 km (0.094 R)
• M11: 7,225,428 km (0.055 R)
• M12: 7,883,509 km (0.079 R)
• M13: 9,388,613 km (0.086 R)
• M14: 10,320,159 km (0.079 R)
• M15: 10,961,784 km (0.117 R)
• M16: 12,918,375 km (0.114 R)
• M17: 14,299,911 km (0.106 R)
• M18: 14,907,727 km (0.06 R)
• M19: 16,630,047 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.5

Radius: 12.1

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.67 AU - 4.01 AU

Year: 4004 Days

Day: 14.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,952,529 km

• M1: 169,644 km (0.059 R)
• M2: 735,124 km (0.094 R)
• M3: 1,495,530 km (0.089 R)
• M4: 2,039,617 km (0.111 R)
• M5: 2,452,507 km (0.116 R)
• M6: 2,975,502 km (0.095 R)
• M7: 3,511,062 km (0.097 R)
• M8: 4,482,850 km (0.111 R)
• M9: 5,882,039 km (0.048 R)
• M10: 7,451,919 km (0.038 R)
• M11: 8,116,283 km (0.081 R)
• M12: 10,054,622 km (0.099 R)
• M13: 10,434,003 km (0.118 R)
• M14: 11,446,930 km (0.089 R)
• M15: 13,062,886 km (0.08 R)
• M16: 13,822,245 km (0.034 R)
• M17: 16,625,859 km (0.093 R)
• M18: 24,907,447 km (0.11 R)
• M19: 25,525,585 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841.7

Radius: 6.2

Gravity: 21.9 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.52 AU - 8.12 AU

Year: 11684 Days

Day: 19.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,952,529 km

• M1: 77,940 km (0.069 R)
• M2: 272,867 km (0.084 R)
• M3: 545,883 km (0.106 R)
• M4: 1,099,993 km (0.087 R)
• M5: 1,449,903 km (0.083 R)
• M6: 1,690,755 km (0.076 R)
• M7: 2,215,395 km (0.07 R)
• M8: 2,934,661 km (0.105 R)
• M9: 5,156,938 km (0.114 R)
• M10: 5,722,119 km (0.086 R)
• M11: 7,229,317 km (0.115 R)
• M12: 7,621,712 km (0.082 R)
• M13: 10,118,950 km (0.12 R)
• M14: 10,610,079 km (0.079 R)
• M15: 10,946,226 km (0.069 R)
• M16: 11,231,659 km (0.083 R)
• M17: 11,698,853 km (0.116 R)
• M18: 12,362,170 km (0.107 R)
• M19: 19,837,276 km (0.119 R)
• M20: 23,031,041 km (0.111 R)
• M21: 27,275,581 km (0.107 R)
• M22: 32,363,255 km (0.103 R)
• M23: 34,392,999 km (0.117 R)
• M24: 38,968,450 km (0.036 R)
• M25: 41,539,290 km (0.072 R)
• M26: 46,716,423 km (0.051 R)
• M27: 47,770,639 km (0.073 R)
• M28: 52,307,494 km (0.09 R)
• M29: 54,597,089 km (0.105 R)
• M30: 55,096,148 km (0.045 R)
• M31: 56,442,229 km (0.11 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: 327 - 11,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit