🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.3

Radius: 12.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.43 AU - 1.45 AU

Year: 1134 Days

Day: 12 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,003,221 km

• M1: 155,432 km (0.05 R)
• M2: 571,165 km (0.055 R)
• M3: 1,122,134 km (0.059 R)
• M4: 1,627,625 km (0.117 R)
• M5: 2,305,602 km (0.069 R)
• M6: 2,881,853 km (0.104 R)
• M7: 3,481,292 km (0.101 R)
• M8: 4,309,316 km (0.059 R)
• M9: 5,022,599 km (0.085 R)
• M10: 5,692,349 km (0.116 R)
• M11: 6,774,240 km (0.071 R)
• M12: 7,838,629 km (0.117 R)
• M13: 8,767,931 km (0.11 R)
• M14: 9,203,859 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.4

Radius: 12.1

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.54 AU - 2.28 AU

Year: 1732 Days

Day: 10 Hours

Environment

Temp: -192 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,003,221 km

• M1: 171,589 km (0.092 R)
• M2: 574,755 km (0.104 R)
• M3: 2,672,416 km (0.075 R)
• M4: 3,275,296 km (0.11 R)
• M5: 3,676,218 km (0.11 R)
• M6: 4,128,004 km (0.093 R)
• M7: 7,233,955 km (0.061 R)
• M8: 9,323,687 km (0.108 R)
• M9: 13,696,882 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.9

Radius: 12.8

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.8 AU - 2.06 AU

Year: 1759 Days

Day: 10.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,003,221 km

• M1: 159,172 km (0.087 R)
• M2: 883,525 km (0.076 R)
• M3: 1,396,646 km (0.102 R)
• M4: 1,825,543 km (0.097 R)
• M5: 2,279,872 km (0.07 R)
• M6: 2,680,644 km (0.057 R)
• M7: 3,113,281 km (0.062 R)
• M8: 3,878,325 km (0.108 R)
• M9: 4,455,473 km (0.113 R)
• M10: 4,936,281 km (0.066 R)
• M11: 6,913,217 km (0.108 R)
• M12: 7,387,442 km (0.114 R)
• M13: 9,472,687 km (0.056 R)
• M14: 10,164,876 km (0.093 R)
• M15: 11,689,428 km (0.065 R)
• M16: 12,283,631 km (0.053 R)
• M17: 13,361,334 km (0.057 R)
• M18: 14,956,346 km (0.098 R)
• M19: 16,233,463 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.7

Radius: 11.6

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.98 AU - 3.5 AU

Year: 3826 Days

Day: 9.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,003,221 km

• M1: 144,960 km (0.108 R)
• M2: 586,723 km (0.053 R)
• M3: 953,686 km (0.027 R)
• M4: 1,352,664 km (0.053 R)
• M5: 2,580,414 km (0.086 R)
• M6: 3,231,164 km (0.086 R)
• M7: 4,981,011 km (0.114 R)
• M8: 5,720,623 km (0.1 R)
• M9: 6,103,144 km (0.038 R)
• M10: 6,590,684 km (0.036 R)
• M11: 7,841,322 km (0.049 R)
• M12: 13,956,883 km (0.111 R)
• M13: 15,900,608 km (0.038 R)
• M14: 17,217,668 km (0.057 R)
• M15: 17,902,826 km (0.116 R)
• M16: 20,444,793 km (0.108 R)
• M17: 21,670,149 km (0.085 R)
• M18: 22,875,758 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.8

Radius: 13

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.82 AU - 3.8 AU

Year: 3950 Days

Day: 5.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,003,221 km

• M1: 162,164 km (0.118 R)
• M2: 588,368 km (0.115 R)
• M3: 1,141,432 km (0.08 R)
• M4: 1,635,254 km (0.119 R)
• M5: 2,301,114 km (0.119 R)
• M6: 3,160,105 km (0.098 R)
• M7: 4,113,493 km (0.068 R)
• M8: 5,198,676 km (0.113 R)
• M9: 6,032,235 km (0.095 R)
• M10: 6,526,058 km (0.09 R)
• M11: 8,241,646 km (0.117 R)
• M12: 8,998,761 km (0.053 R)
• M13: 10,079,755 km (0.114 R)
• M14: 11,073,534 km (0.11 R)
• M15: 11,682,846 km (0.057 R)
• M16: 13,744,604 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.8

Radius: 9.2

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.21 AU - 6.31 AU

Year: 7914 Days

Day: 5.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,003,221 km

• M1: 121,922 km (0.065 R)
• M2: 462,706 km (0.113 R)
• M3: 958,623 km (0.089 R)
• M4: 1,921,884 km (0.109 R)
• M5: 2,234,394 km (0.118 R)
• M6: 3,596,183 km (0.108 R)
• M7: 3,893,883 km (0.051 R)
• M8: 4,454,576 km (0.094 R)
• M9: 4,947,052 km (0.078 R)
• M10: 5,703,868 km (0.096 R)
• M11: 6,214,744 km (0.081 R)
• M12: 7,973,866 km (0.061 R)
• M13: 9,945,416 km (0.071 R)
• M14: 10,385,533 km (0.082 R)
• M15: 11,463,236 km (0.115 R)
• M16: 12,956,073 km (0.046 R)
• M17: 13,422,370 km (0.076 R)
• M18: 14,020,761 km (0.114 R)
• M19: 15,015,288 km (0.09 R)
• M20: 15,989,469 km (0.066 R)
• M21: 16,458,459 km (0.037 R)
• M22: 17,423,664 km (0.038 R)
• M23: 18,719,481 km (0.118 R)
• M24: 19,015,984 km (0.088 R)
• M25: 19,391,026 km (0.087 R)
• M26: 25,716,772 km (0.119 R)
• M27: 27,969,117 km (0.114 R)
• M28: 32,221,586 km (0.06 R)
• M29: 33,511,419 km (0.114 R)
• M30: 35,171,806 km (0.087 R)
• M31: 36,886,197 km (0.084 R)
• M32: 38,059,643 km (0.095 R)
• M33: 40,728,619 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 17,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit