🌌 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: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.1

Radius: 10.3

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.52 AU - 0.64 AU

Year: 305 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 126.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,069,111 km

• M1: 128,205 km (0.082 R)
• M2: 456,722 km (0.089 R)
• M3: 837,449 km (0.073 R)
• M4: 1,763,908 km (0.115 R)
• M5: 2,181,586 km (0.081 R)
• M6: 2,592,830 km (0.057 R)
• M7: 3,005,870 km (0.1 R)
• M8: 3,517,644 km (0.09 R)
• M9: 3,870,695 km (0.079 R)
• M10: 4,297,947 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.8

Radius: 14.8

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.61 AU - 0.71 AU

Year: 370 Days

Day: 12.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 51,069,111 km

• M1: 184,005 km (0.039 R)
• M2: 699,669 km (0.111 R)
• M3: 1,641,238 km (0.093 R)
• M4: 2,826,951 km (0.053 R)
• M5: 3,654,078 km (0.092 R)
• M6: 4,457,867 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.6

Radius: 11.8

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.83 AU - 1.19 AU

Year: 701 Days

Day: 13.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,069,111 km

• M1: 150,495 km (0.105 R)
• M2: 545,434 km (0.114 R)
• M3: 926,759 km (0.084 R)
• M4: 1,912,459 km (0.056 R)
• M5: 2,439,193 km (0.071 R)
• M6: 3,542,478 km (0.076 R)
• M7: 4,027,623 km (0.089 R)
• M8: 5,260,460 km (0.031 R)
• M9: 6,136,953 km (0.111 R)
• M10: 7,063,114 km (0.065 R)
• M11: 7,548,110 km (0.033 R)
• M12: 7,956,961 km (0.096 R)
• M13: 8,636,883 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.6

Radius: 9.6

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.21 AU - 2.85 AU

Year: 2778 Days

Day: 6.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,069,111 km

• M1: 119,379 km (0.053 R)
• M2: 422,016 km (0.092 R)
• M3: 741,108 km (0.108 R)
• M4: 1,353,262 km (0.051 R)
• M5: 2,148,525 km (0.115 R)
• M6: 2,449,516 km (0.119 R)
• M7: 2,895,317 km (0.095 R)
• M8: 3,451,372 km (0.045 R)
• M9: 3,765,378 km (0.082 R)
• M10: 5,168,158 km (0.091 R)
• M11: 6,269,497 km (0.102 R)
• M12: 7,264,173 km (0.118 R)
• M13: 8,430,588 km (0.034 R)
• M14: 9,188,002 km (0.085 R)
• M15: 9,794,921 km (0.12 R)
• M16: 11,300,773 km (0.108 R)
• M17: 12,086,610 km (0.094 R)
• M18: 12,447,440 km (0.102 R)
• M19: 13,190,643 km (0.048 R)
• M20: 14,210,601 km (0.061 R)
• M21: 14,511,592 km (0.118 R)
• M22: 16,080,275 km (0.094 R)
• M23: 16,627,504 km (0.116 R)
• M24: 17,187,000 km (0.067 R)
• M25: 21,135,038 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.9

Radius: 13.3

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.47 AU - 2.75 AU

Year: 2911 Days

Day: 7.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,069,111 km

• M1: 165,455 km (0.034 R)
• M2: 652,247 km (0.108 R)
• M3: 1,086,978 km (0.059 R)
• M4: 1,704,069 km (0.088 R)
• M5: 2,174,106 km (0.083 R)
• M6: 2,660,149 km (0.117 R)
• M7: 3,186,734 km (0.108 R)
• M8: 4,371,699 km (0.093 R)
• M9: 5,427,860 km (0.087 R)
• M10: 7,595,981 km (0.118 R)
• M11: 8,256,606 km (0.092 R)
• M12: 8,987,840 km (0.092 R)
• M13: 9,658,487 km (0.108 R)
• M14: 10,470,654 km (0.105 R)
• M15: 10,949,667 km (0.036 R)
• M16: 12,515,956 km (0.102 R)
• M17: 14,953,504 km (0.119 R)
• M18: 15,419,950 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.6

Radius: 5

Gravity: 21.26 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.17 AU - 7.61 AU

Year: 12484 Days

Day: 20.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,069,111 km

• M1: 65,973 km (0.053 R)
• M2: 248,482 km (0.076 R)
• M3: 508,034 km (0.094 R)
• M4: 699,071 km (0.064 R)
• M5: 1,945,670 km (0.076 R)
• M6: 2,363,497 km (0.12 R)
• M7: 4,348,212 km (0.111 R)
• M8: 4,803,737 km (0.114 R)
• M9: 5,845,387 km (0.107 R)
• M10: 6,670,270 km (0.075 R)
• M11: 7,275,692 km (0.098 R)
• M12: 8,781,993 km (0.108 R)
• M13: 10,169,514 km (0.114 R)
• M14: 10,591,230 km (0.102 R)
• M15: 11,869,095 km (0.032 R)
• M16: 12,277,497 km (0.103 R)
• M17: 13,122,426 km (0.116 R)
• M18: 14,461,477 km (0.112 R)
• M19: 16,818,391 km (0.118 R)
• M20: 18,395,302 km (0.097 R)
• M21: 20,068,255 km (0.112 R)
• M22: 28,392,030 km (0.081 R)
• M23: 32,392,427 km (0.051 R)
• M24: 33,650,395 km (0.108 R)
• M25: 36,752,606 km (0.11 R)
• M26: 39,651,215 km (0.052 R)
• M27: 43,244,107 km (0.077 R)
• M28: 45,330,997 km (0.117 R)
• M29: 45,898,721 km (0.117 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: 438 - 12,906 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit