🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661

Radius: 11.6

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.4 AU - 3.94 AU

Year: 2597 Days

Day: 13.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,399,110 km

• M1: 144,362 km (0.114 R)
• M2: 681,867 km (0.104 R)
• M3: 3,858,877 km (0.031 R)
• M4: 5,021,253 km (0.12 R)
• M5: 5,721,520 km (0.102 R)
• M6: 8,057,491 km (0.096 R)
• M7: 10,127,477 km (0.095 R)
• M8: 12,920,918 km (0.079 R)
• M9: 14,329,232 km (0.091 R)
• M10: 16,141,161 km (0.117 R)
• M11: 17,128,657 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.4

Radius: 14.4

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.54 AU - 3.92 AU

Year: 2671 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,399,110 km

• M1: 179,218 km (0.111 R)
• M2: 685,906 km (0.102 R)
• M3: 1,149,061 km (0.066 R)
• M4: 1,938,040 km (0.112 R)
• M5: 2,750,656 km (0.063 R)
• M6: 3,221,590 km (0.12 R)
• M7: 6,398,899 km (0.11 R)
• M8: 7,708,778 km (0.112 R)
• M9: 8,262,290 km (0.085 R)
• M10: 9,319,499 km (0.072 R)
• M11: 10,605,741 km (0.102 R)
• M12: 12,045,770 km (0.077 R)
• M13: 13,280,701 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.1

Radius: 9.4

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.51 AU - 4.65 AU

Year: 4510 Days

Day: 12.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,399,110 km

• M1: 116,986 km (0.08 R)
• M2: 419,173 km (0.095 R)
• M3: 946,356 km (0.087 R)
• M4: 1,408,464 km (0.079 R)
• M5: 1,787,844 km (0.056 R)
• M6: 2,535,086 km (0.093 R)
• M7: 3,101,912 km (0.113 R)
• M8: 3,580,924 km (0.101 R)
• M9: 5,429,655 km (0.1 R)
• M10: 6,687,922 km (0.093 R)
• M11: 8,167,445 km (0.098 R)
• M12: 13,127,363 km (0.062 R)
• M13: 14,006,998 km (0.12 R)
• M14: 16,703,201 km (0.102 R)
• M15: 18,236,130 km (0.093 R)
• M16: 19,199,690 km (0.12 R)
• M17: 19,528,356 km (0.05 R)
• M18: 19,994,653 km (0.041 R)
• M19: 23,024,459 km (0.11 R)
• M20: 24,609,747 km (0.107 R)
• M21: 27,328,838 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 10

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.75 AU - 5.75 AU

Year: 4764 Days

Day: 10.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,399,110 km

• M1: 124,316 km (0.113 R)
• M2: 474,375 km (0.079 R)
• M3: 1,490,294 km (0.08 R)
• M4: 1,993,691 km (0.116 R)
• M5: 2,330,286 km (0.11 R)
• M6: 2,655,961 km (0.06 R)
• M7: 3,478,300 km (0.081 R)
• M8: 3,801,431 km (0.111 R)
• M9: 4,369,455 km (0.063 R)
• M10: 4,746,591 km (0.114 R)
• M11: 5,353,210 km (0.096 R)
• M12: 5,813,523 km (0.1 R)
• M13: 7,096,773 km (0.092 R)
• M14: 8,132,589 km (0.06 R)
• M15: 8,559,691 km (0.1 R)
• M16: 11,052,141 km (0.078 R)
• M17: 12,675,278 km (0.062 R)
• M18: 13,842,141 km (0.046 R)
• M19: 14,246,654 km (0.059 R)
• M20: 15,399,605 km (0.052 R)
• M21: 18,492,092 km (0.085 R)
• M22: 19,294,086 km (0.04 R)
• M23: 19,862,857 km (0.094 R)
• M24: 20,312,848 km (0.096 R)
• M25: 21,434,233 km (0.062 R)
• M26: 21,771,726 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.1

Radius: 12.8

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.52 AU - 9.2 AU

Year: 12136 Days

Day: 10.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,399,110 km

• M1: 161,865 km (0.118 R)
• M2: 1,408,464 km (0.117 R)
• M3: 4,783,841 km (0.115 R)
• M4: 6,093,271 km (0.079 R)
• M5: 7,335,083 km (0.047 R)
• M6: 10,033,679 km (0.092 R)
• M7: 10,602,450 km (0.111 R)
• M8: 12,670,790 km (0.065 R)
• M9: 19,089,287 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.8

Radius: 3.9

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.57 AU - 9.89 AU

Year: 13967 Days

Day: 25 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,399,110 km

• M1: 88,263 km (0.094 R)
• M2: 749,635 km (0.114 R)
• M3: 878,887 km (0.098 R)
• M4: 1,022,950 km (0.071 R)
• M5: 1,268,889 km (0.038 R)
• M6: 3,690,879 km (0.103 R)
• M7: 4,498,558 km (0.087 R)
• M8: 5,070,021 km (0.094 R)
• M9: 6,555,678 km (0.047 R)
• M10: 22,161,728 km (0.097 R)
• M11: 22,544,399 km (0.079 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: 221 - 11,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit