🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 14.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.66 AU - 0.84 AU

Year: 433 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,204,549 km

• M1: 178,321 km (0.111 R)
• M2: 626,965 km (0.064 R)
• M3: 1,092,663 km (0.113 R)
• M4: 1,631,664 km (0.118 R)
• M5: 2,735,846 km (0.118 R)
• M6: 3,692,524 km (0.087 R)
• M7: 4,263,689 km (0.105 R)
• M8: 5,084,682 km (0.088 R)
• M9: 5,636,848 km (0.04 R)
• M10: 6,191,856 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.7

Radius: 8.8

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.84 AU - 1.3 AU

Year: 738 Days

Day: 9.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,204,549 km

• M1: 109,506 km (0.102 R)
• M2: 451,786 km (0.105 R)
• M3: 963,410 km (0.071 R)
• M4: 2,130,573 km (0.102 R)
• M5: 2,573,981 km (0.079 R)
• M6: 2,895,168 km (0.099 R)
• M7: 4,023,136 km (0.081 R)
• M8: 4,393,689 km (0.064 R)
• M9: 4,820,642 km (0.119 R)
• M10: 6,229,555 km (0.061 R)
• M11: 7,521,781 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.5

Radius: 13.5

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.2 AU - 1.84 AU

Year: 1250 Days

Day: 12.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,204,549 km

• M1: 167,849 km (0.115 R)
• M2: 708,346 km (0.107 R)
• M3: 1,433,148 km (0.095 R)
• M4: 2,395,361 km (0.064 R)
• M5: 2,939,598 km (0.115 R)
• M6: 4,332,654 km (0.047 R)
• M7: 6,062,005 km (0.117 R)
• M8: 7,506,073 km (0.067 R)
• M9: 8,766,884 km (0.1 R)
• M10: 9,226,897 km (0.034 R)
• M11: 9,824,691 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.8

Radius: 13.7

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.79 AU - 2.97 AU

Year: 3259 Days

Day: 9 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,204,549 km

• M1: 172,636 km (0.107 R)
• M2: 1,421,030 km (0.075 R)
• M3: 2,094,370 km (0.111 R)
• M4: 2,674,511 km (0.115 R)
• M5: 3,475,159 km (0.116 R)
• M6: 4,032,710 km (0.107 R)
• M7: 6,446,023 km (0.051 R)
• M8: 7,515,199 km (0.043 R)
• M9: 8,122,117 km (0.12 R)
• M10: 11,852,789 km (0.107 R)
• M11: 12,279,592 km (0.061 R)
• M12: 13,791,577 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.5

Radius: 6.1

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.49 AU - 8.45 AU

Year: 13615 Days

Day: 16.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,204,549 km

• M1: 75,846 km (0.119 R)
• M2: 327,021 km (0.093 R)
• M3: 697,874 km (0.061 R)
• M4: 953,986 km (0.077 R)
• M5: 1,259,464 km (0.062 R)
• M6: 1,584,391 km (0.085 R)
• M7: 1,831,078 km (0.073 R)
• M8: 3,372,684 km (0.104 R)
• M9: 3,677,564 km (0.091 R)
• M10: 4,112,595 km (0.103 R)
• M11: 4,551,066 km (0.104 R)
• M12: 4,892,000 km (0.057 R)
• M13: 5,283,198 km (0.071 R)
• M14: 5,520,909 km (0.071 R)
• M15: 5,765,652 km (0.1 R)
• M16: 6,202,328 km (0.064 R)
• M17: 7,949,182 km (0.096 R)
• M18: 8,398,125 km (0.048 R)
• M19: 8,722,304 km (0.104 R)
• M20: 9,694,840 km (0.077 R)
• M21: 10,470,205 km (0.091 R)
• M22: 13,478,918 km (0.086 R)
• M23: 17,314,009 km (0.082 R)
• M24: 20,460,202 km (0.044 R)
• M25: 30,380,036 km (0.052 R)
• M26: 38,732,086 km (0.116 R)
• M27: 39,501,019 km (0.107 R)
• M28: 42,950,446 km (0.082 R)
• M29: 43,498,274 km (0.066 R)
• M30: 43,912,361 km (0.038 R)
• M31: 47,173,893 km (0.115 R)
• M32: 49,987,231 km (0.107 R)
• M33: 51,051,321 km (0.112 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: 501 - 15,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit