🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.6

Radius: 13

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.29 AU - 1.31 AU

Year: 1005 Days

Day: 5.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 27,419,129 km

• M1: 162,762 km (0.032 R)
• M2: 732,282 km (0.052 R)
• M3: 1,539,063 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926

Radius: 9.8

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.58 AU - 2.26 AU

Year: 1804 Days

Day: 11.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,419,129 km

• M1: 121,922 km (0.104 R)
• M2: 531,671 km (0.071 R)
• M3: 1,118,543 km (0.119 R)
• M4: 1,543,401 km (0.065 R)
• M5: 1,855,163 km (0.058 R)
• M6: 2,363,796 km (0.099 R)
• M7: 2,856,721 km (0.092 R)
• M8: 3,992,169 km (0.113 R)
• M9: 4,693,633 km (0.096 R)
• M10: 5,243,555 km (0.079 R)
• M11: 5,593,614 km (0.086 R)
• M12: 6,367,185 km (0.055 R)
• M13: 6,685,080 km (0.082 R)
• M14: 7,852,542 km (0.053 R)
• M15: 8,405,904 km (0.085 R)
• M16: 9,018,208 km (0.103 R)
• M17: 10,116,107 km (0.069 R)
• M18: 10,883,694 km (0.077 R)
• M19: 14,032,879 km (0.066 R)
• M20: 14,482,121 km (0.107 R)

Asteroid Belt

Center: 3.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.8

Radius: 10

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.67 AU - 5.79 AU

Year: 8112 Days

Day: 7.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 27,419,129 km

• M1: 124,316 km (0.096 R)
• M2: 691,441 km (0.087 R)
• M3: 1,041,800 km (0.059 R)
• M4: 1,695,093 km (0.064 R)
• M5: 2,021,815 km (0.112 R)
• M6: 5,641,784 km (0.1 R)
• M7: 6,754,194 km (0.109 R)
• M8: 7,103,056 km (0.095 R)
• M9: 10,092,022 km (0.101 R)
• M10: 10,860,955 km (0.069 R)
• M11: 11,613,582 km (0.041 R)
• M12: 13,102,978 km (0.045 R)
• M13: 14,975,196 km (0.116 R)
• M14: 17,233,376 km (0.106 R)
• M15: 19,165,731 km (0.103 R)
• M16: 20,828,661 km (0.081 R)
• M17: 21,238,410 km (0.101 R)
• M18: 22,671,707 km (0.085 R)
• M19: 24,621,117 km (0.103 R)
• M20: 26,297,062 km (0.079 R)
• M21: 26,679,733 km (0.092 R)
• M22: 29,257,454 km (0.095 R)
• M23: 30,501,360 km (0.115 R)
• M24: 31,243,067 km (0.11 R)
• M25: 32,105,498 km (0.11 R)
• M26: 33,428,691 km (0.083 R)
• M27: 35,133,359 km (0.031 R)
• M28: 39,584,793 km (0.098 R)
• M29: 40,087,442 km (0.09 R)
• M30: 42,010,373 km (0.083 R)
• M31: 42,533,517 km (0.093 R)
• M32: 43,326,087 km (0.074 R)
• M33: 44,669,027 km (0.051 R)
• M34: 45,901,264 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.4

Radius: 7.5

Gravity: 11.88 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.02 AU - 6.8 AU

Year: 9745 Days

Day: 22.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 27,419,129 km

• M1: 93,798 km (0.09 R)
• M2: 334,800 km (0.036 R)
• M3: 1,001,109 km (0.095 R)
• M4: 1,254,378 km (0.11 R)
• M5: 1,537,118 km (0.099 R)
• M6: 2,179,791 km (0.087 R)
• M7: 2,494,096 km (0.076 R)
• M8: 2,902,498 km (0.1 R)
• M9: 3,260,785 km (0.113 R)
• M10: 4,202,952 km (0.047 R)
• M11: 7,980,149 km (0.055 R)
• M12: 8,415,778 km (0.057 R)
• M13: 8,775,561 km (0.081 R)
• M14: 10,523,612 km (0.079 R)
• M15: 11,100,910 km (0.097 R)
• M16: 13,870,116 km (0.078 R)
• M17: 16,785,180 km (0.104 R)
• M18: 20,084,711 km (0.041 R)
• M19: 20,646,601 km (0.115 R)
• M20: 26,952,899 km (0.117 R)
• M21: 27,342,152 km (0.111 R)
• M22: 27,834,030 km (0.104 R)
• M23: 28,633,182 km (0.054 R)
• M24: 30,172,843 km (0.07 R)
• M25: 33,081,774 km (0.101 R)
• M26: 33,865,368 km (0.115 R)
• M27: 37,605,913 km (0.057 R)
• M28: 41,613,041 km (0.116 R)
• M29: 45,071,295 km (0.091 R)
• M30: 45,757,650 km (0.094 R)
• M31: 46,730,186 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.4

Radius: 5.2

Gravity: 33.04 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.95 AU - 6.07 AU

Year: 9993 Days

Day: 22.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 27,419,129 km

• M1: 66,870 km (0.104 R)
• M2: 385,065 km (0.047 R)
• M3: 1,026,690 km (0.12 R)
• M4: 1,300,604 km (0.098 R)
• M5: 1,577,360 km (0.12 R)
• M6: 2,211,505 km (0.118 R)
• M7: 3,774,504 km (0.04 R)
• M8: 3,965,840 km (0.085 R)
• M9: 5,882,787 km (0.107 R)
• M10: 6,215,642 km (0.116 R)
• M11: 7,040,824 km (0.104 R)
• M12: 7,331,343 km (0.092 R)
• M13: 9,544,494 km (0.059 R)
• M14: 9,900,537 km (0.11 R)
• M15: 11,642,155 km (0.056 R)
• M16: 12,285,276 km (0.115 R)
• M17: 14,028,540 km (0.091 R)
• M18: 14,622,294 km (0.106 R)
• M19: 16,869,105 km (0.053 R)
• M20: 17,691,594 km (0.094 R)
• M21: 18,306,441 km (0.093 R)
• M22: 19,578,771 km (0.053 R)
• M23: 21,595,949 km (0.115 R)
• M24: 22,121,037 km (0.036 R)
• M25: 24,026,166 km (0.056 R)
• M26: 24,213,163 km (0.106 R)
• M27: 27,644,041 km (0.055 R)
• M28: 28,159,256 km (0.089 R)
• M29: 29,208,685 km (0.099 R)
• M30: 39,203,468 km (0.095 R)
• M31: 40,378,859 km (0.12 R)
• M32: 43,906,227 km (0.066 R)
• M33: 47,192,892 km (0.098 R)
• M34: 47,780,812 km (0.096 R)
• M35: 49,725,135 km (0.04 R)
• M36: 52,346,389 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.9

Radius: 5.9

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.86 AU - 11.9 AU

Year: 21063 Days

Day: 21 Hours

Environment

Temp: -239 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,419,129 km

• M1: 82,728 km (0.054 R)
• M2: 548,426 km (0.092 R)
• M3: 789,727 km (0.078 R)
• M4: 1,038,359 km (0.087 R)
• M5: 1,526,945 km (0.102 R)
• M6: 4,824,382 km (0.044 R)
• M7: 6,559,119 km (0.119 R)
• M8: 7,828,457 km (0.116 R)
• M9: 9,372,755 km (0.119 R)
• M10: 11,982,939 km (0.115 R)
• M11: 16,223,440 km (0.111 R)
• M12: 22,569,532 km (0.05 R)
• M13: 26,286,590 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 16,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit