🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.7

Radius: 9.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.78 AU - 1.92 AU

Year: 1625 Days

Day: 9.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,948,487 km

• M1: 114,442 km (0.077 R)
• M2: 660,026 km (0.076 R)
• M3: 1,032,076 km (0.1 R)
• M4: 1,407,716 km (0.074 R)
• M5: 1,997,730 km (0.065 R)
• M6: 2,392,070 km (0.096 R)
• M7: 2,892,325 km (0.092 R)
• M8: 3,308,357 km (0.108 R)
• M9: 4,067,417 km (0.101 R)
• M10: 4,497,660 km (0.117 R)
• M11: 4,918,479 km (0.098 R)
• M12: 5,302,945 km (0.115 R)
• M13: 6,387,829 km (0.049 R)
• M14: 6,674,758 km (0.109 R)
• M15: 7,146,589 km (0.028 R)
• M16: 9,879,892 km (0.029 R)
• M17: 11,832,144 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.1

Radius: 9.3

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.68 AU - 2.32 AU

Year: 1826 Days

Day: 10.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,948,487 km

• M1: 115,639 km (0.044 R)
• M2: 859,440 km (0.097 R)
• M3: 2,345,994 km (0.114 R)
• M4: 3,001,831 km (0.104 R)
• M5: 3,586,908 km (0.078 R)
• M6: 4,379,627 km (0.075 R)
• M7: 5,851,970 km (0.058 R)
• M8: 6,484,170 km (0.106 R)
• M9: 6,921,744 km (0.03 R)
• M10: 8,205,294 km (0.116 R)
• M11: 9,608,073 km (0.034 R)
• M12: 10,627,882 km (0.104 R)

Asteroid Belt

Center: 2.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.3

Radius: 11.4

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.43 AU - 4.25 AU

Year: 4859 Days

Day: 12 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,948,487 km

• M1: 142,417 km (0.08 R)
• M2: 644,767 km (0.105 R)
• M3: 1,249,441 km (0.12 R)
• M4: 1,635,105 km (0.105 R)
• M5: 2,168,720 km (0.081 R)
• M6: 3,707,933 km (0.103 R)
• M7: 5,554,868 km (0.119 R)
• M8: 7,585,210 km (0.079 R)
• M9: 8,857,840 km (0.065 R)
• M10: 13,192,887 km (0.095 R)
• M11: 13,867,723 km (0.119 R)
• M12: 14,565,597 km (0.079 R)
• M13: 20,566,715 km (0.105 R)
• M14: 22,071,819 km (0.063 R)
• M15: 23,300,018 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.2

Radius: 11.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.6 AU - 4.82 AU

Year: 5577 Days

Day: 10.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,948,487 km

• M1: 141,968 km (0.113 R)
• M2: 519,105 km (0.099 R)
• M3: 1,033,422 km (0.044 R)
• M4: 1,627,026 km (0.102 R)
• M5: 2,023,461 km (0.089 R)
• M6: 2,393,117 km (0.115 R)
• M7: 2,842,060 km (0.075 R)
• M8: 3,827,312 km (0.107 R)
• M9: 4,217,164 km (0.112 R)
• M10: 4,729,985 km (0.081 R)
• M11: 5,362,934 km (0.089 R)
• M12: 5,741,417 km (0.054 R)
• M13: 6,196,045 km (0.067 R)
• M14: 6,613,423 km (0.065 R)
• M15: 7,405,693 km (0.034 R)
• M16: 10,453,151 km (0.114 R)
• M17: 11,617,023 km (0.101 R)
• M18: 12,439,661 km (0.099 R)
• M19: 13,203,059 km (0.069 R)
• M20: 14,099,001 km (0.107 R)
• M21: 15,901,206 km (0.046 R)
• M22: 20,542,181 km (0.116 R)
• M23: 22,086,630 km (0.093 R)
• M24: 25,179,715 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 8.5

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.17 AU - 5.29 AU

Year: 5617 Days

Day: 10.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,948,487 km

• M1: 105,766 km (0.098 R)
• M2: 442,511 km (0.088 R)
• M3: 772,823 km (0.078 R)
• M4: 1,044,941 km (0.095 R)
• M5: 1,477,728 km (0.116 R)
• M6: 1,764,357 km (0.088 R)
• M7: 2,248,755 km (0.073 R)
• M8: 2,649,528 km (0.098 R)
• M9: 3,201,394 km (0.074 R)
• M10: 3,710,177 km (0.115 R)
• M11: 6,850,236 km (0.117 R)
• M12: 8,044,476 km (0.042 R)
• M13: 8,691,187 km (0.104 R)
• M14: 9,547,635 km (0.092 R)
• M15: 10,553,531 km (0.063 R)
• M16: 12,088,705 km (0.092 R)
• M17: 13,542,497 km (0.062 R)
• M18: 14,574,124 km (0.095 R)
• M19: 17,052,960 km (0.109 R)
• M20: 18,323,495 km (0.028 R)
• M21: 19,157,803 km (0.095 R)
• M22: 20,235,954 km (0.108 R)
• M23: 21,735,823 km (0.115 R)
• M24: 22,512,834 km (0.106 R)
• M25: 23,227,912 km (0.115 R)
• M26: 26,678,237 km (0.089 R)
• M27: 26,943,474 km (0.118 R)
• M28: 29,787,180 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.1

Radius: 6.7

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.14 AU - 8.88 AU

Year: 16029 Days

Day: 24.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,948,487 km

• M1: 83,625 km (0.092 R)
• M2: 481,406 km (0.12 R)
• M3: 814,261 km (0.099 R)
• M4: 1,128,566 km (0.109 R)
• M5: 1,949,709 km (0.118 R)
• M6: 3,777,795 km (0.099 R)
• M7: 5,232,784 km (0.119 R)
• M8: 6,163,582 km (0.096 R)
• M9: 6,606,392 km (0.057 R)
• M10: 7,555,291 km (0.099 R)
• M11: 8,445,398 km (0.097 R)
• M12: 10,376,408 km (0.12 R)
• M13: 10,887,135 km (0.085 R)
• M14: 12,020,339 km (0.067 R)
• M15: 12,583,724 km (0.094 R)
• M16: 14,589,233 km (0.119 R)
• M17: 15,014,390 km (0.109 R)
• M18: 19,475,698 km (0.106 R)
• M19: 23,760,929 km (0.103 R)
• M20: 39,750,099 km (0.085 R)
• M21: 40,025,210 km (0.108 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: 193 - 13,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit