🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.9

Radius: 8.5

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.57 AU - 0.93 AU

Year: 441 Days

Day: 11 Hours

Environment

Temp: -171 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,558,223 km

• M1: 105,766 km (0.085 R)
• M2: 395,238 km (0.039 R)
• M3: 692,189 km (0.114 R)
• M4: 1,013,376 km (0.062 R)
• M5: 1,292,675 km (0.099 R)
• M6: 1,919,490 km (0.041 R)
• M7: 2,196,246 km (0.108 R)
• M8: 2,735,397 km (0.061 R)
• M9: 3,042,372 km (0.067 R)
• M10: 3,609,647 km (0.11 R)
• M11: 4,090,604 km (0.12 R)
• M12: 5,018,261 km (0.119 R)
• M13: 6,208,611 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.2

Radius: 14.5

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.13 AU - 1.73 AU

Year: 1160 Days

Day: 9.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,558,223 km

• M1: 180,415 km (0.092 R)
• M2: 685,757 km (0.064 R)
• M3: 1,189,752 km (0.074 R)
• M4: 2,568,895 km (0.085 R)
• M5: 3,823,422 km (0.042 R)
• M6: 5,111,610 km (0.057 R)
• M7: 6,323,652 km (0.112 R)
• M8: 7,771,909 km (0.081 R)
• M9: 8,644,962 km (0.094 R)
• M10: 10,170,710 km (0.094 R)
• M11: 10,848,688 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.4

Radius: 10.7

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.45 AU - 1.45 AU

Year: 1184 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,558,223 km

• M1: 133,740 km (0.035 R)
• M2: 541,843 km (0.089 R)
• M3: 918,082 km (0.042 R)
• M4: 1,499,719 km (0.063 R)
• M5: 1,890,917 km (0.098 R)
• M6: 2,315,027 km (0.055 R)
• M7: 2,658,354 km (0.037 R)
• M8: 3,449,129 km (0.116 R)
• M9: 4,053,205 km (0.092 R)
• M10: 4,823,035 km (0.044 R)
• M11: 5,863,339 km (0.051 R)
• M12: 7,615,878 km (0.115 R)
• M13: 8,327,216 km (0.101 R)
• M14: 10,728,561 km (0.106 R)
• M15: 11,238,540 km (0.117 R)
• M16: 12,343,470 km (0.077 R)

Asteroid Belt

Center: 1.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.7

Radius: 10.3

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.67 AU - 2.25 AU

Year: 1861 Days

Day: 14.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,558,223 km

• M1: 130,300 km (0.079 R)
• M2: 459,565 km (0.102 R)
• M3: 1,159,533 km (0.045 R)
• M4: 1,482,216 km (0.103 R)
• M5: 2,988,816 km (0.052 R)
• M6: 4,846,073 km (0.113 R)
• M7: 6,193,651 km (0.036 R)
• M8: 6,899,903 km (0.067 R)
• M9: 8,164,753 km (0.066 R)
• M10: 10,594,820 km (0.099 R)
• M11: 11,261,129 km (0.063 R)
• M12: 11,915,770 km (0.094 R)
• M13: 13,815,064 km (0.096 R)
• M14: 15,529,605 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.6

Radius: 10.4

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.85 AU - 2.27 AU

Year: 2005 Days

Day: 11.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,558,223 km

• M1: 129,402 km (0.034 R)
• M2: 668,104 km (0.113 R)
• M3: 1,437,187 km (0.1 R)
• M4: 1,959,433 km (0.082 R)
• M5: 2,764,569 km (0.082 R)
• M6: 3,595,734 km (0.03 R)
• M7: 4,177,521 km (0.062 R)
• M8: 4,543,437 km (0.104 R)
• M9: 5,650,012 km (0.035 R)
• M10: 6,411,017 km (0.103 R)
• M11: 7,067,901 km (0.085 R)
• M12: 8,324,822 km (0.089 R)
• M13: 8,808,023 km (0.044 R)
• M14: 11,198,897 km (0.069 R)
• M15: 12,029,763 km (0.065 R)
• M16: 12,356,934 km (0.094 R)
• M17: 13,505,247 km (0.12 R)
• M18: 13,858,747 km (0.053 R)
• M19: 14,769,648 km (0.1 R)
• M20: 15,097,716 km (0.077 R)
• M21: 16,761,245 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.7

Radius: 14.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.86 AU - 4.36 AU

Year: 4652 Days

Day: 9.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 152.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,558,223 km

• M1: 179,069 km (0.108 R)
• M2: 691,292 km (0.108 R)
• M3: 1,298,510 km (0.107 R)
• M4: 2,127,880 km (0.054 R)
• M5: 3,408,438 km (0.073 R)
• M6: 3,935,172 km (0.073 R)
• M7: 7,099,616 km (0.057 R)
• M8: 7,822,024 km (0.116 R)
• M9: 8,293,556 km (0.089 R)
• M10: 8,784,088 km (0.084 R)
• M11: 9,948,707 km (0.078 R)
• M12: 10,899,102 km (0.108 R)
• M13: 13,643,625 km (0.107 R)
• M14: 14,707,565 km (0.063 R)
• M15: 15,541,274 km (0.065 R)
• M16: 18,295,670 km (0.075 R)
• M17: 18,870,425 km (0.101 R)
• M18: 19,721,936 km (0.092 R)
• M19: 23,089,384 km (0.112 R)
• M20: 24,445,489 km (0.06 R)
• M21: 26,014,023 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.8

Radius: 8.4

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.13 AU - 5.55 AU

Year: 7222 Days

Day: 13.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,558,223 km

• M1: 106,065 km (0.103 R)
• M2: 510,727 km (0.061 R)
• M3: 774,319 km (0.036 R)
• M4: 1,418,936 km (0.065 R)
• M5: 1,872,068 km (0.12 R)
• M6: 2,566,800 km (0.053 R)
• M7: 3,422,949 km (0.026 R)
• M8: 3,804,573 km (0.108 R)
• M9: 4,513,069 km (0.086 R)
• M10: 5,306,685 km (0.086 R)
• M11: 6,576,921 km (0.085 R)
• M12: 9,846,681 km (0.11 R)
• M13: 11,278,632 km (0.109 R)
• M14: 12,071,501 km (0.111 R)
• M15: 12,343,769 km (0.084 R)
• M16: 14,673,158 km (0.037 R)
• M17: 15,489,214 km (0.054 R)
• M18: 16,668,793 km (0.085 R)
• M19: 18,333,369 km (0.104 R)
• M20: 18,985,167 km (0.093 R)
• M21: 19,428,275 km (0.097 R)
• M22: 20,799,041 km (0.12 R)
• M23: 22,725,413 km (0.079 R)
• M24: 23,308,844 km (0.08 R)
• M25: 24,855,387 km (0.115 R)
• M26: 26,469,099 km (0.052 R)
• M27: 29,311,908 km (0.118 R)
• M28: 37,411,884 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.8

Radius: 8

Gravity: 14.51 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.68 AU - 8.5 AU

Year: 12804 Days

Day: 23.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,558,223 km

• M1: 99,483 km (0.096 R)
• M2: 661,522 km (0.084 R)
• M3: 1,110,914 km (0.081 R)
• M4: 1,515,127 km (0.072 R)
• M5: 1,889,122 km (0.119 R)
• M6: 2,489,907 km (0.095 R)
• M7: 2,893,821 km (0.101 R)
• M8: 3,499,693 km (0.062 R)
• M9: 3,948,785 km (0.102 R)
• M10: 4,996,419 km (0.087 R)
• M11: 5,383,728 km (0.088 R)
• M12: 5,905,675 km (0.107 R)
• M13: 6,751,053 km (0.098 R)
• M14: 8,000,943 km (0.056 R)
• M15: 8,983,352 km (0.108 R)
• M16: 11,788,611 km (0.11 R)
• M17: 12,223,044 km (0.039 R)
• M18: 13,658,136 km (0.118 R)
• M19: 15,421,446 km (0.063 R)
• M20: 19,053,533 km (0.105 R)
• M21: 19,308,448 km (0.067 R)
• M22: 19,999,590 km (0.116 R)
• M23: 25,409,198 km (0.075 R)
• M24: 26,554,819 km (0.056 R)
• M25: 28,171,822 km (0.066 R)
• M26: 28,614,034 km (0.108 R)
• M27: 32,803,223 km (0.098 R)
• M28: 37,917,974 km (0.106 R)
• M29: 39,688,315 km (0.109 R)
• M30: 43,687,216 km (0.115 R)
• M31: 48,261,171 km (0.091 R)
• M32: 52,641,845 km (0.119 R)
• M33: 54,329,309 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 11,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit