🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.8

Radius: 13.3

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.71 AU - 5.63 AU

Year: 3885 Days

Day: 8.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,967,932 km

• M1: 165,455 km (0.081 R)
• M2: 666,159 km (0.107 R)
• M3: 1,149,959 km (0.088 R)
• M4: 1,636,750 km (0.117 R)
• M5: 2,122,345 km (0.052 R)
• M6: 2,545,557 km (0.067 R)
• M7: 3,168,782 km (0.11 R)
• M8: 3,767,922 km (0.071 R)
• M9: 4,464,748 km (0.104 R)
• M10: 5,862,741 km (0.057 R)
• M11: 9,583,838 km (0.116 R)
• M12: 11,098,367 km (0.082 R)
• M13: 12,208,682 km (0.033 R)
• M14: 13,489,539 km (0.113 R)
• M15: 14,086,883 km (0.073 R)
• M16: 14,858,210 km (0.098 R)
• M17: 15,711,816 km (0.09 R)
• M18: 16,373,188 km (0.097 R)
• M19: 20,091,144 km (0.054 R)
• M20: 24,411,231 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.8

Radius: 14.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.26 AU - 11.78 AU

Year: 11309 Days

Day: 6.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,967,932 km

• M1: 182,809 km (0.104 R)
• M2: 783,743 km (0.055 R)
• M3: 1,525,001 km (0.075 R)
• M4: 2,710,863 km (0.095 R)
• M5: 3,584,365 km (0.102 R)
• M6: 4,099,131 km (0.111 R)
• M7: 5,949,507 km (0.041 R)
• M8: 6,488,957 km (0.079 R)
• M9: 7,325,808 km (0.098 R)
• M10: 7,982,094 km (0.109 R)
• M11: 9,939,881 km (0.111 R)
• M12: 10,745,465 km (0.117 R)
• M13: 11,457,252 km (0.114 R)
• M14: 12,778,800 km (0.084 R)
• M15: 14,894,114 km (0.114 R)
• M16: 16,006,673 km (0.1 R)
• M17: 18,210,399 km (0.101 R)
• M18: 19,743,777 km (0.058 R)
• M19: 21,779,804 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837

Radius: 7.2

Gravity: 16.15 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 11.08 AU - 12.78 AU

Year: 15865 Days

Day: 22.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,967,932 km

• M1: 89,609 km (0.107 R)
• M2: 646,412 km (0.073 R)
• M3: 872,006 km (0.12 R)
• M4: 1,271,283 km (0.09 R)
• M5: 1,617,751 km (0.058 R)
• M6: 2,007,005 km (0.077 R)
• M7: 2,777,733 km (0.104 R)
• M8: 4,093,297 km (0.097 R)
• M9: 4,612,102 km (0.092 R)
• M10: 5,029,331 km (0.089 R)
• M11: 5,358,596 km (0.097 R)
• M12: 8,179,862 km (0.1 R)
• M13: 9,162,122 km (0.109 R)
• M14: 9,821,699 km (0.09 R)
• M15: 13,049,871 km (0.047 R)
• M16: 13,324,084 km (0.072 R)
• M17: 19,473,604 km (0.111 R)
• M18: 20,377,923 km (0.106 R)
• M19: 22,661,833 km (0.065 R)
• M20: 25,005,733 km (0.115 R)
• M21: 29,931,093 km (0.118 R)
• M22: 30,649,163 km (0.1 R)
• M23: 31,256,231 km (0.082 R)
• M24: 35,599,207 km (0.104 R)
• M25: 37,914,384 km (0.065 R)
• M26: 43,144,774 km (0.104 R)
• M27: 43,907,125 km (0.077 R)
• M28: 52,722,927 km (0.093 R)
• M29: 54,652,740 km (0.105 R)
• M30: 57,726,826 km (0.104 R)
• M31: 59,400,079 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 3.3

Gravity: 61.08 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.24 AU - 13.78 AU

Year: 16024 Days

Day: 23.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,967,932 km

• M1: 42,187 km (0.101 R)
• M2: 159,023 km (0.067 R)
• M3: 264,639 km (0.118 R)
• M4: 465,848 km (0.1 R)
• M5: 780,901 km (0.094 R)
• M6: 1,031,777 km (0.109 R)
• M7: 1,529,040 km (0.114 R)
• M8: 1,760,019 km (0.099 R)
• M9: 1,902,287 km (0.089 R)
• M10: 2,110,228 km (0.029 R)
• M11: 2,594,177 km (0.034 R)
• M12: 3,577,334 km (0.052 R)
• M13: 3,690,579 km (0.118 R)
• M14: 4,198,315 km (0.11 R)
• M15: 5,960,428 km (0.105 R)
• M16: 7,180,099 km (0.036 R)
• M17: 8,063,774 km (0.08 R)
• M18: 8,913,789 km (0.116 R)
• M19: 9,440,673 km (0.1 R)
• M20: 9,877,050 km (0.097 R)
• M21: 10,441,034 km (0.08 R)
• M22: 11,326,952 km (0.111 R)
• M23: 11,944,642 km (0.077 R)
• M24: 15,298,776 km (0.093 R)
• M25: 18,211,596 km (0.038 R)
• M26: 18,546,994 km (0.101 R)
• M27: 21,659,977 km (0.038 R)
• M28: 22,226,354 km (0.071 R)
• M29: 26,363,782 km (0.093 R)
• M30: 31,104,988 km (0.104 R)
• M31: 39,793,034 km (0.068 R)
• M32: 41,358,276 km (0.074 R)
• M33: 53,308,603 km (0.114 R)
• M34: 55,559,004 km (0.087 R)
• M35: 60,992,398 km (0.051 R)
• M36: 63,644,918 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.3

Radius: 3.2

Gravity: 54.62 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 11.79 AU - 14.43 AU

Year: 18276 Days

Day: 22.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,967,932 km

• M1: 48,619 km (0.065 R)
• M2: 243,845 km (0.114 R)
• M3: 536,009 km (0.108 R)
• M4: 686,505 km (0.088 R)
• M5: 1,048,382 km (0.052 R)
• M6: 1,371,812 km (0.105 R)
• M7: 1,572,872 km (0.12 R)
• M8: 2,033,633 km (0.048 R)
• M9: 2,212,403 km (0.112 R)
• M10: 3,034,144 km (0.1 R)
• M11: 3,136,469 km (0.057 R)
• M12: 3,402,454 km (0.1 R)
• M13: 4,323,229 km (0.089 R)
• M14: 4,788,927 km (0.115 R)
• M15: 5,473,188 km (0.077 R)
• M16: 5,625,179 km (0.103 R)
• M17: 5,897,896 km (0.087 R)
• M18: 8,355,789 km (0.119 R)
• M19: 8,557,297 km (0.102 R)
• M20: 9,022,696 km (0.116 R)
• M21: 15,381,055 km (0.054 R)
• M22: 18,166,567 km (0.08 R)
• M23: 18,590,079 km (0.063 R)
• M24: 26,941,380 km (0.074 R)
• M25: 28,275,045 km (0.118 R)
• M26: 30,003,349 km (0.119 R)
• M27: 32,663,498 km (0.118 R)
• M28: 42,313,459 km (0.078 R)
• M29: 46,117,433 km (0.027 R)
• M30: 48,830,391 km (0.111 R)
• M31: 53,010,305 km (0.053 R)
• M32: 54,396,628 km (0.114 R)
• M33: 58,884,265 km (0.105 R)
• M34: 59,068,719 km (0.036 R)
• M35: 65,177,100 km (0.057 R)
• M36: 66,767,325 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 20,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit