🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.2

Radius: 14.5

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.79 AU - 1.17 AU

Year: 670 Days

Day: 12.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 44,137,476 km

• M1: 180,415 km (0.119 R)
• M2: 791,223 km (0.114 R)
• M3: 1,655,450 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.8

Radius: 12

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.84 AU - 1.28 AU

Year: 753 Days

Day: 8.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,137,476 km

• M1: 149,299 km (0.103 R)
• M2: 782,846 km (0.109 R)
• M3: 1,265,149 km (0.062 R)
• M4: 1,699,881 km (0.077 R)
• M5: 2,215,844 km (0.081 R)
• M6: 4,656,234 km (0.119 R)
• M7: 5,479,471 km (0.116 R)
• M8: 7,220,192 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.7

Radius: 10.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.02 AU - 1.58 AU

Year: 1023 Days

Day: 5.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,137,476 km

• M1: 125,662 km (0.036 R)
• M2: 510,278 km (0.075 R)
• M3: 933,042 km (0.108 R)
• M4: 1,504,356 km (0.071 R)
• M5: 1,830,180 km (0.113 R)
• M6: 2,609,436 km (0.115 R)
• M7: 3,323,018 km (0.101 R)
• M8: 3,774,205 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.1

Radius: 8

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.46 AU - 1.62 AU

Year: 1319 Days

Day: 5.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,137,476 km

• M1: 99,483 km (0.085 R)
• M2: 372,050 km (0.093 R)
• M3: 701,464 km (0.115 R)
• M4: 1,003,353 km (0.105 R)
• M5: 1,294,171 km (0.092 R)
• M6: 1,879,248 km (0.046 R)
• M7: 2,346,891 km (0.12 R)
• M8: 2,671,818 km (0.068 R)
• M9: 3,096,676 km (0.098 R)
• M10: 3,565,815 km (0.103 R)
• M11: 4,507,982 km (0.112 R)
• M12: 5,659,886 km (0.076 R)
• M13: 5,912,108 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.1

Radius: 10.5

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.43 AU - 2.23 AU

Year: 1709 Days

Day: 5.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,137,476 km

• M1: 134,638 km (0.038 R)
• M2: 587,471 km (0.071 R)
• M3: 955,631 km (0.099 R)
• M4: 1,739,524 km (0.084 R)
• M5: 2,171,114 km (0.081 R)
• M6: 4,063,377 km (0.119 R)
• M7: 4,395,335 km (0.069 R)
• M8: 5,294,269 km (0.032 R)
• M9: 6,492,847 km (0.094 R)
• M10: 7,540,481 km (0.102 R)
• M11: 9,318,302 km (0.096 R)
• M12: 10,003,759 km (0.055 R)
• M13: 11,825,113 km (0.107 R)
• M14: 12,669,743 km (0.111 R)
• M15: 16,258,895 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916

Radius: 9.6

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.12 AU - 2.6 AU

Year: 2503 Days

Day: 14.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,137,476 km

• M1: 119,379 km (0.079 R)
• M2: 494,421 km (0.072 R)
• M3: 1,013,376 km (0.058 R)
• M4: 1,609,673 km (0.038 R)
• M5: 2,587,594 km (0.073 R)
• M6: 3,000,784 km (0.069 R)
• M7: 3,494,905 km (0.083 R)
• M8: 3,980,949 km (0.089 R)
• M9: 4,852,357 km (0.077 R)
• M10: 6,334,871 km (0.086 R)
• M11: 7,902,208 km (0.04 R)
• M12: 8,881,027 km (0.11 R)
• M13: 10,557,122 km (0.115 R)
• M14: 14,968,314 km (0.055 R)
• M15: 15,472,758 km (0.097 R)
• M16: 19,505,468 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.3

Radius: 13.1

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.01 AU - 5.81 AU

Year: 7510 Days

Day: 13.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,137,476 km

• M1: 162,912 km (0.09 R)
• M2: 624,870 km (0.09 R)
• M3: 1,563,747 km (0.073 R)
• M4: 2,180,539 km (0.096 R)
• M5: 2,852,532 km (0.088 R)
• M6: 4,196,819 km (0.09 R)
• M7: 4,728,489 km (0.071 R)
• M8: 5,179,677 km (0.108 R)
• M9: 6,859,062 km (0.034 R)
• M10: 8,698,518 km (0.111 R)
• M11: 9,997,775 km (0.073 R)
• M12: 10,491,897 km (0.066 R)
• M13: 12,520,295 km (0.113 R)
• M14: 13,567,330 km (0.053 R)
• M15: 16,304,223 km (0.106 R)
• M16: 21,272,817 km (0.106 R)
• M17: 21,761,853 km (0.09 R)
• M18: 23,274,138 km (0.11 R)
• M19: 25,856,197 km (0.093 R)
• M20: 28,722,791 km (0.086 R)
• M21: 30,747,449 km (0.084 R)
• M22: 33,850,109 km (0.101 R)
• M23: 35,877,609 km (0.12 R)
• M24: 42,831,366 km (0.037 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 10,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit