🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.1

Radius: 8.6

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.89 AU - 1.29 AU

Year: 735 Days

Day: 13.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 92,680,092 km

• M1: 107,411 km (0.069 R)
• M2: 417,976 km (0.082 R)
• M3: 807,978 km (0.064 R)
• M4: 1,620,295 km (0.067 R)
• M5: 2,473,002 km (0.111 R)
• M6: 2,743,326 km (0.107 R)
• M7: 3,331,993 km (0.046 R)
• M8: 3,988,429 km (0.055 R)
• M9: 4,886,614 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.7

Radius: 10.1

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.04 AU - 3.38 AU

Year: 2881 Days

Day: 9.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,680,092 km

• M1: 127,457 km (0.1 R)
• M2: 682,465 km (0.068 R)
• M3: 1,048,980 km (0.088 R)
• M4: 1,774,829 km (0.115 R)
• M5: 2,189,365 km (0.106 R)
• M6: 2,901,152 km (0.104 R)
• M7: 3,741,293 km (0.095 R)
• M8: 4,156,577 km (0.097 R)
• M9: 4,493,471 km (0.058 R)
• M10: 5,540,507 km (0.053 R)
• M11: 7,239,639 km (0.074 R)
• M12: 7,950,528 km (0.096 R)
• M13: 10,711,357 km (0.076 R)
• M14: 11,186,330 km (0.12 R)
• M15: 11,967,381 km (0.085 R)
• M16: 13,409,654 km (0.096 R)
• M17: 14,243,512 km (0.03 R)
• M18: 16,427,193 km (0.114 R)
• M19: 19,343,005 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 9.3

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.26 AU - 3.38 AU

Year: 3906 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,680,092 km

• M1: 164,707 km (0.06 R)
• M2: 522,097 km (0.114 R)
• M3: 1,215,483 km (0.104 R)
• M4: 1,689,259 km (0.089 R)
• M5: 2,010,745 km (0.083 R)
• M6: 2,498,584 km (0.076 R)
• M7: 2,813,936 km (0.096 R)
• M8: 3,174,916 km (0.114 R)
• M9: 3,628,197 km (0.091 R)
• M10: 4,447,844 km (0.088 R)
• M11: 4,939,572 km (0.042 R)
• M12: 5,773,431 km (0.106 R)
• M13: 7,146,739 km (0.113 R)
• M14: 8,801,142 km (0.113 R)
• M15: 9,183,664 km (0.062 R)
• M16: 9,497,819 km (0.119 R)
• M17: 10,064,646 km (0.117 R)
• M18: 10,568,192 km (0.058 R)
• M19: 10,869,781 km (0.026 R)
• M20: 11,444,985 km (0.064 R)
• M21: 11,854,883 km (0.055 R)
• M22: 13,094,750 km (0.094 R)
• M23: 16,168,388 km (0.034 R)
• M24: 16,976,666 km (0.114 R)
• M25: 17,751,134 km (0.061 R)
• M26: 18,736,236 km (0.109 R)
• M27: 20,149,936 km (0.119 R)
• M28: 20,882,816 km (0.116 R)
• M29: 21,841,140 km (0.106 R)
• M30: 22,260,762 km (0.049 R)
• M31: 25,426,851 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.2

Radius: 3.6

Gravity: 47.7 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.78 AU - 8.96 AU

Year: 14255 Days

Day: 18.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,680,092 km

• M1: 51,312 km (0.068 R)
• M2: 170,691 km (0.063 R)
• M3: 712,535 km (0.066 R)
• M4: 1,063,342 km (0.088 R)
• M5: 3,939,361 km (0.085 R)
• M6: 4,706,050 km (0.115 R)
• M7: 5,281,104 km (0.105 R)
• M8: 6,569,142 km (0.067 R)
• M9: 6,733,251 km (0.103 R)
• M10: 7,505,924 km (0.061 R)
• M11: 8,052,704 km (0.113 R)
• M12: 8,674,582 km (0.114 R)
• M13: 9,692,895 km (0.097 R)
• M14: 11,662,052 km (0.056 R)
• M15: 13,286,684 km (0.049 R)
• M16: 15,849,894 km (0.078 R)
• M17: 21,654,890 km (0.117 R)
• M18: 57,103,302 km (0.109 R)
• M19: 57,276,238 km (0.101 R)
• M20: 58,146,000 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.8

Radius: 7.2

Gravity: 17.26 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.7 AU - 12.28 AU

Year: 23524 Days

Day: 23.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,680,092 km

• M1: 89,759 km (0.113 R)
• M2: 520,750 km (0.092 R)
• M3: 808,277 km (0.111 R)
• M4: 1,571,226 km (0.092 R)
• M5: 2,036,177 km (0.091 R)
• M6: 2,515,189 km (0.116 R)
• M7: 3,067,056 km (0.1 R)
• M8: 3,447,333 km (0.043 R)
• M9: 5,581,945 km (0.078 R)
• M10: 5,882,936 km (0.11 R)
• M11: 8,470,680 km (0.064 R)
• M12: 8,753,869 km (0.039 R)
• M13: 10,587,490 km (0.099 R)
• M14: 15,578,524 km (0.09 R)
• M15: 18,531,436 km (0.111 R)
• M16: 19,009,102 km (0.102 R)
• M17: 19,989,267 km (0.103 R)
• M18: 20,491,767 km (0.062 R)
• M19: 21,943,614 km (0.033 R)
• M20: 24,475,558 km (0.093 R)
• M21: 25,050,612 km (0.102 R)
• M22: 25,634,792 km (0.032 R)
• M23: 29,074,645 km (0.117 R)
• M24: 37,004,380 km (0.113 R)
• M25: 42,195,725 km (0.112 R)
• M26: 47,673,849 km (0.072 R)
• M27: 50,954,531 km (0.043 R)
• M28: 55,361,235 km (0.103 R)
• M29: 68,265,248 km (0.059 R)
• M30: 75,288,420 km (0.11 R)
• M31: 86,968,573 km (0.084 R)
• M32: 88,845,427 km (0.067 R)
• M33: 89,930,012 km (0.08 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: 460 - 14,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit