🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.9

Radius: 9.7

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.66 AU - 0.8 AU

Year: 403 Days

Day: 9.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,064,291 km

• M1: 120,725 km (0.099 R)
• M2: 440,715 km (0.118 R)
• M3: 840,142 km (0.12 R)
• M4: 1,242,261 km (0.101 R)
• M5: 1,602,792 km (0.104 R)
• M6: 2,093,473 km (0.038 R)
• M7: 2,727,319 km (0.099 R)
• M8: 3,220,842 km (0.113 R)
• M9: 3,705,090 km (0.095 R)
• M10: 4,102,572 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.5

Radius: 12.4

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.82 AU - 1.2 AU

Year: 655 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,064,291 km

• M1: 154,535 km (0.107 R)
• M2: 550,520 km (0.058 R)
• M3: 1,161,179 km (0.054 R)
• M4: 1,605,484 km (0.064 R)
• M5: 2,144,934 km (0.051 R)
• M6: 2,792,244 km (0.088 R)
• M7: 3,311,050 km (0.108 R)
• M8: 3,835,390 km (0.113 R)
• M9: 4,593,253 km (0.11 R)
• M10: 5,247,744 km (0.08 R)
• M11: 6,324,998 km (0.085 R)
• M12: 7,338,374 km (0.073 R)
• M13: 8,332,751 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.9

Radius: 13.8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.07 AU - 3.15 AU

Year: 2723 Days

Day: 9.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,064,291 km

• M1: 171,589 km (0.101 R)
• M2: 603,627 km (0.037 R)
• M3: 1,161,328 km (0.083 R)
• M4: 1,939,536 km (0.098 R)
• M5: 2,601,806 km (0.1 R)
• M6: 3,045,663 km (0.052 R)
• M7: 3,511,660 km (0.076 R)
• M8: 3,993,814 km (0.085 R)
• M9: 5,378,193 km (0.046 R)
• M10: 6,650,224 km (0.067 R)
• M11: 7,860,620 km (0.07 R)
• M12: 8,373,741 km (0.093 R)
• M13: 9,129,509 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.9

Radius: 10.7

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.98 AU - 5.48 AU

Year: 7723 Days

Day: 10 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,064,291 km

• M1: 133,292 km (0.105 R)
• M2: 514,317 km (0.072 R)
• M3: 1,069,774 km (0.086 R)
• M4: 1,626,578 km (0.037 R)
• M5: 2,164,831 km (0.094 R)
• M6: 2,728,216 km (0.1 R)
• M7: 3,890,891 km (0.101 R)
• M8: 5,076,604 km (0.069 R)
• M9: 7,338,972 km (0.115 R)
• M10: 7,699,054 km (0.112 R)
• M11: 8,338,735 km (0.093 R)
• M12: 9,385,022 km (0.093 R)
• M13: 10,882,647 km (0.116 R)
• M14: 11,785,919 km (0.066 R)
• M15: 16,084,314 km (0.091 R)
• M16: 16,448,286 km (0.052 R)
• M17: 19,151,669 km (0.087 R)
• M18: 19,492,004 km (0.096 R)
• M19: 19,836,528 km (0.079 R)
• M20: 21,693,636 km (0.088 R)
• M21: 22,362,787 km (0.1 R)
• M22: 23,199,189 km (0.118 R)
• M23: 28,484,332 km (0.064 R)
• M24: 29,829,965 km (0.083 R)
• M25: 30,657,391 km (0.061 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.6

Radius: 6.4

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.57 AU - 9.97 AU

Year: 15356 Days

Day: 20 Hours

Environment

Temp: -234 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,064,291 km

• M1: 79,586 km (0.119 R)
• M2: 574,007 km (0.114 R)
• M3: 838,346 km (0.112 R)
• M4: 2,437,249 km (0.115 R)
• M5: 4,034,954 km (0.097 R)
• M6: 4,366,911 km (0.064 R)
• M7: 4,848,766 km (0.089 R)
• M8: 5,224,257 km (0.04 R)
• M9: 5,767,297 km (0.113 R)
• M10: 7,007,912 km (0.065 R)
• M11: 7,488,121 km (0.11 R)
• M12: 7,850,896 km (0.113 R)
• M13: 9,843,390 km (0.083 R)
• M14: 10,059,559 km (0.077 R)
• M15: 10,501,471 km (0.067 R)
• M16: 10,898,504 km (0.098 R)
• M17: 11,129,932 km (0.086 R)
• M18: 12,399,120 km (0.118 R)
• M19: 13,231,632 km (0.101 R)
• M20: 14,865,391 km (0.118 R)
• M21: 19,785,066 km (0.105 R)
• M22: 23,033,135 km (0.083 R)
• M23: 23,510,652 km (0.095 R)
• M24: 23,994,750 km (0.055 R)
• M25: 26,619,894 km (0.081 R)
• M26: 29,542,288 km (0.111 R)
• M27: 31,371,272 km (0.051 R)
• M28: 33,032,407 km (0.116 R)
• M29: 34,130,754 km (0.087 R)
• M30: 41,236,803 km (0.11 R)
• M31: 41,658,220 km (0.032 R)
• M32: 46,941,418 km (0.053 R)
• M33: 48,018,074 km (0.112 R)
• M34: 50,701,262 km (0.09 R)
• M35: 55,165,412 km (0.088 R)
• M36: 55,848,176 km (0.076 R)
• M37: 56,709,710 km (0.055 R)
• M38: 57,580,071 km (0.088 R)
• M39: 58,636,082 km (0.104 R)
• M40: 60,064,293 km (0.089 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 18,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit