🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.4

Radius: 14

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.52 AU - 0.8 AU

Year: 370 Days

Day: 7.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,162,706 km

• M1: 174,132 km (0.107 R)
• M2: 618,288 km (0.026 R)
• M3: 1,119,291 km (0.082 R)
• M4: 1,569,730 km (0.1 R)
• M5: 2,201,333 km (0.079 R)
• M6: 2,713,705 km (0.11 R)
• M7: 3,210,819 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.2

Radius: 9.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.68 AU - 0.9 AU

Year: 485 Days

Day: 9 Hours

Environment

Temp: -165 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 55,162,706 km

• M1: 121,324 km (0.105 R)
• M2: 493,523 km (0.082 R)
• M3: 882,927 km (0.056 R)
• M4: 1,931,608 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.5

Radius: 10

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.81 AU - 3.39 AU

Year: 3768 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,162,706 km

• M1: 124,316 km (0.115 R)
• M2: 453,730 km (0.083 R)
• M3: 1,167,013 km (0.12 R)
• M4: 1,558,211 km (0.073 R)
• M5: 2,485,569 km (0.111 R)
• M6: 2,964,132 km (0.12 R)
• M7: 3,582,719 km (0.034 R)
• M8: 4,778,455 km (0.112 R)
• M9: 5,739,472 km (0.092 R)
• M10: 8,429,092 km (0.057 R)
• M11: 9,166,909 km (0.08 R)
• M12: 9,867,176 km (0.047 R)
• M13: 11,243,178 km (0.08 R)
• M14: 12,137,025 km (0.057 R)
• M15: 12,554,553 km (0.096 R)
• M16: 14,734,642 km (0.032 R)
• M17: 15,914,371 km (0.108 R)
• M18: 24,493,659 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.4

Radius: 13.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.58 AU - 3.88 AU

Year: 4007 Days

Day: 9.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,162,706 km

• M1: 175,329 km (0.115 R)
• M2: 749,785 km (0.104 R)
• M3: 1,215,782 km (0.108 R)
• M4: 2,017,626 km (0.096 R)
• M5: 3,766,874 km (0.107 R)
• M6: 4,999,710 km (0.117 R)
• M7: 6,899,753 km (0.107 R)
• M8: 10,077,062 km (0.102 R)
• M9: 11,723,387 km (0.076 R)
• M10: 14,974,747 km (0.093 R)
• M11: 15,543,518 km (0.098 R)
• M12: 16,505,432 km (0.093 R)
• M13: 22,052,372 km (0.12 R)
• M14: 22,586,735 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.9

Radius: 7

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.05 AU - 8.83 AU

Year: 14008 Days

Day: 21.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 151 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,162,706 km

• M1: 87,216 km (0.087 R)
• M2: 1,175,989 km (0.069 R)
• M3: 4,679,272 km (0.101 R)
• M4: 5,005,694 km (0.114 R)
• M5: 6,008,150 km (0.061 R)
• M6: 6,394,262 km (0.083 R)
• M7: 6,722,330 km (0.109 R)
• M8: 7,372,632 km (0.116 R)
• M9: 7,611,988 km (0.118 R)
• M10: 8,490,577 km (0.053 R)
• M11: 9,204,159 km (0.055 R)
• M12: 15,552,943 km (0.115 R)
• M13: 17,450,292 km (0.089 R)
• M14: 19,725,078 km (0.088 R)
• M15: 26,031,675 km (0.114 R)
• M16: 29,287,074 km (0.111 R)
• M17: 30,498,069 km (0.113 R)
• M18: 30,805,942 km (0.043 R)
• M19: 33,999,706 km (0.062 R)
• M20: 34,999,170 km (0.118 R)
• M21: 36,824,264 km (0.074 R)
• M22: 41,537,046 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.6

Radius: 3.5

Gravity: 42.74 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.24 AU - 7.72 AU

Year: 14121 Days

Day: 21.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,162,706 km

• M1: 43,533 km (0.093 R)
• M2: 153,787 km (0.09 R)
• M3: 539,600 km (0.112 R)
• M4: 854,054 km (0.027 R)
• M5: 1,253,481 km (0.116 R)
• M6: 1,622,838 km (0.086 R)
• M7: 2,190,861 km (0.081 R)
• M8: 2,551,392 km (0.094 R)
• M9: 3,115,974 km (0.105 R)
• M10: 3,678,013 km (0.088 R)
• M11: 4,738,812 km (0.086 R)
• M12: 5,478,872 km (0.097 R)
• M13: 5,693,396 km (0.073 R)
• M14: 6,488,658 km (0.093 R)
• M15: 6,648,129 km (0.082 R)
• M16: 7,058,177 km (0.1 R)
• M17: 8,917,080 km (0.074 R)
• M18: 9,775,323 km (0.077 R)
• M19: 12,927,350 km (0.1 R)
• M20: 13,053,312 km (0.107 R)
• M21: 15,391,227 km (0.061 R)
• M22: 19,357,366 km (0.057 R)
• M23: 20,191,075 km (0.096 R)
• M24: 22,198,529 km (0.05 R)
• M25: 23,483,425 km (0.097 R)
• M26: 26,301,250 km (0.114 R)
• M27: 26,503,357 km (0.066 R)
• M28: 29,444,750 km (0.088 R)
• M29: 29,772,220 km (0.115 R)
• M30: 32,248,364 km (0.105 R)
• M31: 37,350,250 km (0.093 R)
• M32: 38,900,832 km (0.092 R)
• M33: 39,032,029 km (0.07 R)
• M34: 40,763,625 km (0.033 R)
• M35: 47,750,444 km (0.066 R)
• M36: 47,900,789 km (0.082 R)
• M37: 48,657,156 km (0.112 R)
• M38: 51,921,232 km (0.074 R)
• M39: 53,525,669 km (0.081 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: 502 - 16,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit