🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.3

Radius: 12

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.45 AU - 6.25 AU

Year: 5418 Days

Day: 11.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,566,444 km

• M1: 149,299 km (0.044 R)
• M2: 671,246 km (0.112 R)
• M3: 1,366,427 km (0.06 R)
• M4: 1,828,684 km (0.035 R)
• M5: 2,630,529 km (0.09 R)
• M6: 3,280,233 km (0.086 R)
• M7: 3,990,972 km (0.066 R)
• M8: 5,392,255 km (0.117 R)
• M9: 7,832,047 km (0.058 R)
• M10: 10,131,067 km (0.118 R)
• M11: 11,192,015 km (0.096 R)
• M12: 11,817,783 km (0.112 R)
• M13: 15,087,544 km (0.119 R)
• M14: 16,469,828 km (0.114 R)
• M15: 17,635,195 km (0.102 R)
• M16: 18,730,252 km (0.081 R)
• M17: 21,393,243 km (0.051 R)
• M18: 22,010,036 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.4

Radius: 14.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.23 AU - 8.83 AU

Year: 8713 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,566,444 km

• M1: 191,336 km (0.094 R)
• M2: 667,655 km (0.091 R)
• M3: 1,219,671 km (0.115 R)
• M4: 1,946,567 km (0.102 R)
• M5: 2,775,639 km (0.082 R)
• M6: 5,139,584 km (0.113 R)
• M7: 6,259,025 km (0.11 R)
• M8: 7,138,362 km (0.085 R)
• M9: 7,977,755 km (0.072 R)
• M10: 11,462,638 km (0.081 R)
• M11: 13,799,207 km (0.09 R)
• M12: 15,056,726 km (0.058 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.3

Radius: 7.4

Gravity: 12.24 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.18 AU - 16.26 AU

Year: 18404 Days

Day: 22.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,566,444 km

• M1: 92,003 km (0.102 R)
• M2: 637,736 km (0.089 R)
• M3: 1,405,322 km (0.093 R)
• M4: 1,832,724 km (0.061 R)
• M5: 2,775,340 km (0.105 R)
• M6: 3,048,505 km (0.095 R)
• M7: 4,196,968 km (0.109 R)
• M8: 4,625,865 km (0.061 R)
• M9: 5,267,491 km (0.099 R)
• M10: 6,213,548 km (0.071 R)
• M11: 7,130,433 km (0.085 R)
• M12: 7,789,860 km (0.101 R)
• M13: 8,592,453 km (0.107 R)
• M14: 9,728,050 km (0.03 R)
• M15: 10,244,163 km (0.081 R)
• M16: 12,293,803 km (0.097 R)
• M17: 12,626,509 km (0.069 R)
• M18: 13,519,908 km (0.114 R)
• M19: 14,602,398 km (0.115 R)
• M20: 14,900,546 km (0.09 R)
• M21: 17,685,311 km (0.061 R)
• M22: 19,512,948 km (0.083 R)
• M23: 20,612,043 km (0.098 R)
• M24: 22,043,097 km (0.069 R)
• M25: 23,743,725 km (0.078 R)
• M26: 27,744,122 km (0.084 R)
• M27: 35,282,508 km (0.036 R)
• M28: 39,158,589 km (0.052 R)
• M29: 42,547,430 km (0.09 R)
• M30: 50,408,947 km (0.118 R)
• M31: 54,233,417 km (0.1 R)
• M32: 54,769,426 km (0.082 R)
• M33: 58,433,826 km (0.097 R)
• M34: 61,286,956 km (0.096 R)
• M35: 65,840,117 km (0.061 R)

Asteroid Belt

Center: 15.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.7

Radius: 5.1

Gravity: 13.18 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 17.03 AU - 17.47 AU

Year: 27432 Days

Day: 25 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,566,444 km

• M1: 84,822 km (0.117 R)
• M2: 250,876 km (0.045 R)
• M3: 2,716,548 km (0.051 R)
• M4: 4,795,958 km (0.119 R)
• M5: 5,782,706 km (0.106 R)
• M6: 5,945,767 km (0.107 R)
• M7: 7,410,181 km (0.104 R)
• M8: 10,844,200 km (0.084 R)
• M9: 11,860,269 km (0.103 R)
• M10: 14,079,852 km (0.103 R)
• M11: 20,999,652 km (0.037 R)
• M12: 21,874,500 km (0.105 R)
• M13: 30,869,969 km (0.08 R)
• M14: 48,115,762 km (0.091 R)
• M15: 56,206,762 km (0.112 R)
• M16: 57,700,497 km (0.08 R)
• M17: 61,353,827 km (0.066 R)
• M18: 66,806,370 km (0.1 R)
• M19: 69,756,590 km (0.078 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 13,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit