🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.2

Radius: 14.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.54 AU - 0.68 AU

Year: 335 Days

Day: 7.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,739,220 km

• M1: 181,612 km (0.109 R)
• M2: 638,334 km (0.085 R)
• M3: 1,172,399 km (0.103 R)
• M4: 1,686,267 km (0.044 R)
• M5: 2,395,511 km (0.103 R)
• M6: 2,894,719 km (0.119 R)
• M7: 3,497,598 km (0.053 R)
• M8: 4,405,208 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.1

Radius: 15

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.76 AU - 0.78 AU

Year: 475 Days

Day: 5.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,739,220 km

• M1: 186,698 km (0.103 R)
• M2: 672,293 km (0.054 R)
• M3: 1,319,304 km (0.066 R)
• M4: 1,822,551 km (0.104 R)
• M5: 2,583,555 km (0.117 R)
• M6: 3,118,068 km (0.072 R)
• M7: 3,584,814 km (0.091 R)
• M8: 4,832,161 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494

Radius: 9.5

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.9 AU - 1.44 AU

Year: 890 Days

Day: 10.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,739,220 km

• M1: 119,977 km (0.069 R)
• M2: 542,591 km (0.118 R)
• M3: 1,305,989 km (0.119 R)
• M4: 2,210,458 km (0.117 R)
• M5: 2,681,691 km (0.057 R)
• M6: 3,597,230 km (0.063 R)
• M7: 4,475,819 km (0.063 R)
• M8: 4,827,224 km (0.104 R)
• M9: 6,317,668 km (0.067 R)
• M10: 6,739,234 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.9

Radius: 14.9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.14 AU - 1.54 AU

Year: 1090 Days

Day: 13.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,739,220 km

• M1: 185,501 km (0.06 R)
• M2: 810,970 km (0.074 R)
• M3: 1,339,051 km (0.11 R)
• M4: 2,000,722 km (0.082 R)
• M5: 2,491,403 km (0.118 R)
• M6: 3,302,074 km (0.088 R)
• M7: 4,096,139 km (0.1 R)
• M8: 5,014,670 km (0.084 R)
• M9: 5,679,633 km (0.083 R)
• M10: 6,177,494 km (0.117 R)
• M11: 6,681,041 km (0.058 R)
• M12: 7,539,134 km (0.099 R)
• M13: 8,088,458 km (0.08 R)
• M14: 8,720,808 km (0.041 R)
• M15: 9,807,337 km (0.049 R)
• M16: 11,484,629 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.9

Radius: 3.1

Gravity: 97.49 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.09 AU - 6.79 AU

Year: 11488 Days

Day: 21.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,739,220 km

• M1: 39,195 km (0.106 R)
• M2: 166,652 km (0.11 R)
• M3: 367,412 km (0.09 R)
• M4: 526,435 km (0.105 R)
• M5: 1,040,154 km (0.116 R)
• M6: 1,914,105 km (0.036 R)
• M7: 2,898,010 km (0.066 R)
• M8: 3,016,791 km (0.105 R)
• M9: 3,524,825 km (0.09 R)
• M10: 3,999,649 km (0.077 R)
• M11: 6,610,281 km (0.103 R)
• M12: 10,613,670 km (0.074 R)
• M13: 14,277,471 km (0.09 R)
• M14: 16,806,124 km (0.088 R)
• M15: 17,737,520 km (0.096 R)
• M16: 18,135,451 km (0.086 R)
• M17: 19,702,339 km (0.061 R)
• M18: 25,439,268 km (0.104 R)
• M19: 26,354,806 km (0.051 R)
• M20: 29,454,175 km (0.035 R)
• M21: 30,349,967 km (0.099 R)
• M22: 31,961,136 km (0.097 R)
• M23: 41,154,374 km (0.105 R)
• M24: 48,790,448 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.3

Radius: 3.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.26 AU - 7.72 AU

Year: 12990 Days

Day: 15.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,739,220 km

• M1: 43,832 km (0.109 R)
• M2: 197,170 km (0.091 R)
• M3: 317,447 km (0.113 R)
• M4: 683,064 km (0.096 R)
• M5: 993,928 km (0.1 R)
• M6: 1,211,294 km (0.095 R)
• M7: 1,345,184 km (0.088 R)
• M8: 1,489,097 km (0.066 R)
• M9: 2,593,129 km (0.068 R)
• M10: 3,405,745 km (0.096 R)
• M11: 4,131,893 km (0.055 R)
• M12: 5,276,466 km (0.116 R)
• M13: 6,087,137 km (0.12 R)
• M14: 6,508,704 km (0.115 R)
• M15: 12,503,240 km (0.109 R)
• M16: 14,156,596 km (0.117 R)
• M17: 15,950,275 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.4

Radius: 6

Gravity: 19.76 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.15 AU - 10.93 AU

Year: 19106 Days

Day: 18.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,739,220 km

• M1: 74,649 km (0.113 R)
• M2: 539,749 km (0.085 R)
• M3: 848,220 km (0.102 R)
• M4: 1,312,721 km (0.119 R)
• M5: 2,320,562 km (0.12 R)
• M6: 3,061,371 km (0.102 R)
• M7: 3,358,921 km (0.114 R)
• M8: 4,075,345 km (0.107 R)
• M9: 5,488,746 km (0.09 R)
• M10: 7,294,841 km (0.109 R)
• M11: 8,966,896 km (0.03 R)
• M12: 10,037,269 km (0.057 R)
• M13: 10,633,716 km (0.117 R)
• M14: 12,907,903 km (0.105 R)
• M15: 14,946,024 km (0.114 R)
• M16: 15,565,658 km (0.108 R)
• M17: 15,802,322 km (0.085 R)
• M18: 16,526,825 km (0.117 R)
• M19: 22,430,555 km (0.104 R)
• M20: 35,370,771 km (0.116 R)
• M21: 41,544,226 km (0.043 R)
• M22: 42,766,890 km (0.04 R)
• M23: 44,328,691 km (0.093 R)
• M24: 44,645,540 km (0.113 R)
• M25: 46,090,057 km (0.079 R)
• M26: 46,415,283 km (0.058 R)
• M27: 48,064,150 km (0.096 R)
• M28: 51,304,141 km (0.112 R)
• M29: 61,301,467 km (0.085 R)
• M30: 63,284,986 km (0.057 R)
• M31: 65,721,037 km (0.073 R)
• M32: 70,995,709 km (0.041 R)
• M33: 71,647,058 km (0.111 R)
• M34: 72,961,574 km (0.031 R)
• M35: 74,069,197 km (0.087 R)
• M36: 74,515,447 km (0.115 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: 297 - 12,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit