🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.9

Radius: 12.7

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.44 AU - 1.72 AU

Year: 1396 Days

Day: 6.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,591,614 km

• M1: 157,975 km (0.078 R)
• M2: 566,378 km (0.095 R)
• M3: 1,029,233 km (0.091 R)
• M4: 1,641,837 km (0.114 R)
• M5: 2,819,321 km (0.035 R)
• M6: 5,251,035 km (0.073 R)
• M7: 7,082,262 km (0.099 R)
• M8: 9,790,881 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.7

Radius: 9.4

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.65 AU - 2.93 AU

Year: 3276 Days

Day: 9.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,591,614 km

• M1: 116,986 km (0.114 R)
• M2: 576,999 km (0.095 R)
• M3: 887,115 km (0.099 R)
• M4: 1,288,636 km (0.108 R)
• M5: 1,932,057 km (0.12 R)
• M6: 2,381,149 km (0.078 R)
• M7: 3,350,244 km (0.058 R)
• M8: 3,915,874 km (0.097 R)
• M9: 4,230,927 km (0.075 R)
• M10: 5,730,646 km (0.058 R)
• M11: 10,421,736 km (0.096 R)
• M12: 12,058,785 km (0.106 R)
• M13: 12,502,792 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.6

Radius: 11.8

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.28 AU - 4.32 AU

Year: 5207 Days

Day: 14.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,591,614 km

• M1: 146,756 km (0.113 R)
• M2: 553,961 km (0.064 R)
• M3: 987,047 km (0.065 R)
• M4: 1,544,448 km (0.119 R)
• M5: 2,153,461 km (0.118 R)
• M6: 2,954,857 km (0.047 R)
• M7: 3,700,603 km (0.09 R)
• M8: 4,153,734 km (0.095 R)
• M9: 4,876,891 km (0.091 R)
• M10: 5,653,004 km (0.079 R)
• M11: 6,319,164 km (0.06 R)
• M12: 8,870,705 km (0.103 R)
• M13: 10,552,185 km (0.12 R)
• M14: 12,890,400 km (0.101 R)
• M15: 13,302,542 km (0.084 R)
• M16: 13,776,767 km (0.055 R)
• M17: 14,703,227 km (0.098 R)
• M18: 17,481,259 km (0.089 R)
• M19: 21,298,548 km (0.087 R)
• M20: 22,094,409 km (0.109 R)
• M21: 22,462,719 km (0.098 R)
• M22: 26,622,287 km (0.082 R)
• M23: 29,992,877 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.6

Radius: 8.9

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.24 AU - 5.3 AU

Year: 6202 Days

Day: 7.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,591,614 km

• M1: 110,702 km (0.119 R)
• M2: 562,638 km (0.085 R)
• M3: 893,249 km (0.118 R)
• M4: 1,505,852 km (0.108 R)
• M5: 2,375,764 km (0.051 R)
• M6: 2,742,877 km (0.099 R)
• M7: 3,312,097 km (0.114 R)
• M8: 3,910,937 km (0.099 R)
• M9: 4,819,595 km (0.108 R)
• M10: 5,294,717 km (0.069 R)
• M11: 5,679,034 km (0.088 R)
• M12: 6,404,434 km (0.085 R)
• M13: 8,994,273 km (0.118 R)
• M14: 9,802,700 km (0.12 R)
• M15: 10,566,247 km (0.104 R)
• M16: 11,417,459 km (0.114 R)
• M17: 11,760,637 km (0.117 R)
• M18: 12,883,967 km (0.104 R)
• M19: 16,064,119 km (0.079 R)
• M20: 16,371,393 km (0.12 R)
• M21: 16,808,069 km (0.044 R)
• M22: 18,498,226 km (0.084 R)
• M23: 26,142,976 km (0.037 R)
• M24: 26,998,377 km (0.107 R)
• M25: 31,942,287 km (0.106 R)
• M26: 32,330,942 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.2

Radius: 12.3

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.1 AU - 6.16 AU

Year: 8167 Days

Day: 7.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,591,614 km

• M1: 154,385 km (0.097 R)
• M2: 628,461 km (0.097 R)
• M3: 1,414,298 km (0.086 R)
• M4: 1,818,063 km (0.054 R)
• M5: 2,299,918 km (0.088 R)
• M6: 2,762,624 km (0.088 R)
• M7: 3,574,492 km (0.079 R)
• M8: 4,775,912 km (0.094 R)
• M9: 5,738,425 km (0.101 R)
• M10: 7,791,356 km (0.091 R)
• M11: 9,170,349 km (0.119 R)
• M12: 10,142,736 km (0.112 R)
• M13: 11,672,972 km (0.103 R)
• M14: 12,406,899 km (0.12 R)
• M15: 20,059,728 km (0.098 R)
• M16: 24,860,025 km (0.083 R)
• M17: 29,131,193 km (0.093 R)
• M18: 35,594,121 km (0.079 R)
• M19: 38,475,974 km (0.091 R)
• M20: 39,721,526 km (0.103 R)
• M21: 40,609,240 km (0.086 R)
• M22: 42,952,690 km (0.106 R)
• M23: 44,157,701 km (0.076 R)
• M24: 46,215,719 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.5

Radius: 7.2

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.38 AU - 6.5 AU

Year: 11488 Days

Day: 23.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,591,614 km

• M1: 91,703 km (0.091 R)
• M2: 360,980 km (0.113 R)
• M3: 713,582 km (0.034 R)
• M4: 1,106,725 km (0.087 R)
• M5: 2,645,339 km (0.098 R)
• M6: 3,368,046 km (0.111 R)
• M7: 3,894,332 km (0.029 R)
• M8: 4,291,963 km (0.103 R)
• M9: 5,868,276 km (0.108 R)
• M10: 6,290,890 km (0.045 R)
• M11: 6,698,993 km (0.066 R)
• M12: 8,029,516 km (0.093 R)
• M13: 8,966,747 km (0.089 R)
• M14: 9,309,176 km (0.066 R)
• M15: 11,056,629 km (0.104 R)
• M16: 12,476,762 km (0.109 R)
• M17: 14,887,980 km (0.094 R)
• M18: 16,615,237 km (0.083 R)
• M19: 18,198,581 km (0.038 R)
• M20: 20,758,201 km (0.102 R)
• M21: 21,738,665 km (0.044 R)
• M22: 29,860,184 km (0.063 R)
• M23: 31,696,198 km (0.084 R)
• M24: 33,401,614 km (0.116 R)
• M25: 33,914,585 km (0.108 R)
• M26: 35,485,213 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 11,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit