🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.9

Radius: 10.3

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.61 AU - 0.75 AU

Year: 368 Days

Day: 11.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,295,477 km

• M1: 128,205 km (0.087 R)
• M2: 466,895 km (0.111 R)
• M3: 998,416 km (0.095 R)
• M4: 1,454,989 km (0.09 R)
• M5: 1,785,899 km (0.066 R)
• M6: 2,346,592 km (0.061 R)
• M7: 3,010,208 km (0.088 R)
• M8: 3,794,550 km (0.091 R)
• M9: 4,207,590 km (0.081 R)
• M10: 5,108,468 km (0.028 R)
• M11: 5,496,375 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.9

Radius: 14.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.61 AU - 2.15 AU

Year: 1691 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,295,477 km

• M1: 191,036 km (0.102 R)
• M2: 670,348 km (0.107 R)
• M3: 1,305,840 km (0.086 R)
• M4: 2,094,969 km (0.105 R)
• M5: 2,880,058 km (0.114 R)
• M6: 3,532,604 km (0.103 R)
• M7: 5,274,073 km (0.077 R)
• M8: 5,824,743 km (0.108 R)
• M9: 6,413,710 km (0.108 R)
• M10: 6,922,791 km (0.046 R)
• M11: 8,781,694 km (0.096 R)
• M12: 9,265,494 km (0.067 R)
• M13: 10,760,724 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.4

Radius: 10

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.24 AU - 2.98 AU

Year: 2766 Days

Day: 6.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,295,477 km

• M1: 124,914 km (0.104 R)
• M2: 536,458 km (0.058 R)
• M3: 893,698 km (0.082 R)
• M4: 1,423,723 km (0.083 R)
• M5: 1,779,317 km (0.086 R)
• M6: 2,447,571 km (0.094 R)
• M7: 2,997,493 km (0.042 R)
• M8: 3,666,494 km (0.099 R)
• M9: 4,215,219 km (0.043 R)
• M10: 4,959,319 km (0.07 R)
• M11: 7,372,781 km (0.1 R)
• M12: 8,624,168 km (0.105 R)
• M13: 9,263,998 km (0.102 R)
• M14: 10,088,731 km (0.105 R)
• M15: 14,762,019 km (0.069 R)
• M16: 17,011,671 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.7

Radius: 11.4

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.56 AU - 3.84 AU

Year: 4669 Days

Day: 6.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,295,477 km

• M1: 142,118 km (0.069 R)
• M2: 500,854 km (0.056 R)
• M3: 993,031 km (0.108 R)
• M4: 1,954,646 km (0.119 R)
• M5: 3,248,667 km (0.091 R)
• M6: 4,492,873 km (0.11 R)
• M7: 5,378,642 km (0.111 R)
• M8: 8,558,943 km (0.099 R)
• M9: 12,217,359 km (0.082 R)
• M10: 16,976,965 km (0.115 R)
• M11: 19,172,762 km (0.107 R)
• M12: 23,833,933 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.5

Radius: 13.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.8 AU - 3.8 AU

Year: 4859 Days

Day: 10.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,295,477 km

• M1: 171,589 km (0.11 R)
• M2: 656,884 km (0.109 R)
• M3: 1,135,298 km (0.119 R)
• M4: 1,855,462 km (0.101 R)
• M5: 2,294,383 km (0.109 R)
• M6: 2,930,473 km (0.078 R)
• M7: 3,424,146 km (0.088 R)
• M8: 4,408,051 km (0.1 R)
• M9: 5,497,273 km (0.105 R)
• M10: 7,660,009 km (0.11 R)
• M11: 9,302,594 km (0.12 R)
• M12: 9,812,424 km (0.109 R)
• M13: 11,169,276 km (0.036 R)
• M14: 16,094,487 km (0.071 R)
• M15: 19,059,367 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.5

Radius: 6.6

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.95 AU - 11.27 AU

Year: 21088 Days

Day: 22.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,295,477 km

• M1: 82,428 km (0.116 R)
• M2: 1,061,696 km (0.077 R)
• M3: 1,382,434 km (0.093 R)
• M4: 1,591,871 km (0.082 R)
• M5: 2,014,335 km (0.062 R)
• M6: 2,901,301 km (0.078 R)
• M7: 4,074,597 km (0.038 R)
• M8: 4,563,483 km (0.068 R)
• M9: 5,004,797 km (0.053 R)
• M10: 6,299,267 km (0.115 R)
• M11: 7,612,437 km (0.072 R)
• M12: 8,233,119 km (0.072 R)
• M13: 9,752,584 km (0.077 R)
• M14: 11,008,459 km (0.118 R)
• M15: 11,750,913 km (0.099 R)
• M16: 13,390,356 km (0.074 R)
• M17: 13,950,301 km (0.039 R)
• M18: 18,520,067 km (0.083 R)
• M19: 21,707,549 km (0.114 R)
• M20: 22,872,766 km (0.114 R)
• M21: 30,464,260 km (0.094 R)
• M22: 35,084,590 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 16,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit