🌌 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: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.7

Radius: 13

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.49 AU - 0.65 AU

Year: 287 Days

Day: 14.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,229,420 km

• M1: 161,715 km (0.093 R)
• M2: 624,272 km (0.051 R)
• M3: 1,133,054 km (0.032 R)
• M4: 1,557,763 km (0.106 R)
• M5: 2,016,280 km (0.089 R)
• M6: 2,504,418 km (0.112 R)
• M7: 3,142,004 km (0.119 R)
• M8: 4,338,189 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.1

Radius: 14.8

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.26 AU - 1.48 AU

Year: 1069 Days

Day: 14.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,229,420 km

• M1: 184,155 km (0.066 R)
• M2: 647,310 km (0.118 R)
• M3: 1,227,002 km (0.086 R)
• M4: 1,784,852 km (0.103 R)
• M5: 2,257,133 km (0.067 R)
• M6: 3,084,858 km (0.116 R)
• M7: 4,073,849 km (0.052 R)
• M8: 4,870,159 km (0.037 R)
• M9: 5,533,924 km (0.052 R)
• M10: 6,257,529 km (0.113 R)
• M11: 7,294,542 km (0.084 R)
• M12: 8,584,524 km (0.034 R)
• M13: 9,076,252 km (0.096 R)
• M14: 9,990,146 km (0.102 R)
• M15: 10,469,757 km (0.112 R)
• M16: 11,065,605 km (0.03 R)

Asteroid Belt

Center: 2.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537

Radius: 11.1

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.65 AU - 4.25 AU

Year: 4273 Days

Day: 11.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,229,420 km

• M1: 138,378 km (0.102 R)
• M2: 1,042,398 km (0.084 R)
• M3: 1,411,456 km (0.071 R)
• M4: 2,533,739 km (0.064 R)
• M5: 2,895,766 km (0.081 R)
• M6: 4,517,257 km (0.112 R)
• M7: 5,130,309 km (0.078 R)
• M8: 5,798,114 km (0.068 R)
• M9: 6,403,088 km (0.111 R)
• M10: 8,329,909 km (0.105 R)
• M11: 10,407,673 km (0.081 R)
• M12: 12,017,347 km (0.107 R)
• M13: 12,810,066 km (0.118 R)
• M14: 14,242,316 km (0.111 R)
• M15: 14,760,224 km (0.107 R)
• M16: 18,075,462 km (0.042 R)
• M17: 18,744,314 km (0.078 R)
• M18: 20,260,638 km (0.099 R)
• M19: 20,849,904 km (0.107 R)
• M20: 23,250,651 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.8

Radius: 4.7

Gravity: 20.59 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.06 AU - 7.84 AU

Year: 13560 Days

Day: 19.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,229,420 km

• M1: 58,642 km (0.056 R)
• M2: 276,008 km (0.076 R)
• M3: 672,891 km (0.103 R)
• M4: 1,134,251 km (0.114 R)
• M5: 1,440,029 km (0.096 R)
• M6: 1,627,625 km (0.065 R)
• M7: 2,159,744 km (0.106 R)
• M8: 2,367,237 km (0.032 R)
• M9: 3,308,955 km (0.12 R)
• M10: 7,719,849 km (0.084 R)
• M11: 11,559,427 km (0.054 R)
• M12: 13,098,939 km (0.082 R)
• M13: 14,703,077 km (0.085 R)
• M14: 14,971,456 km (0.077 R)
• M15: 20,962,701 km (0.099 R)
• M16: 25,964,356 km (0.083 R)
• M17: 27,963,881 km (0.117 R)
• M18: 30,496,124 km (0.115 R)
• M19: 31,042,306 km (0.097 R)
• M20: 34,692,793 km (0.097 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 14,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit