🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.5

Radius: 13.2

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.58 AU - 0.88 AU

Year: 403 Days

Day: 5.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,562,078 km

• M1: 164,109 km (0.099 R)
• M2: 587,022 km (0.107 R)
• M3: 1,899,295 km (0.07 R)
• M4: 3,011,704 km (0.067 R)
• M5: 3,583,467 km (0.113 R)
• M6: 4,916,384 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858

Radius: 9.5

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.94 AU - 1.3 AU

Year: 765 Days

Day: 6.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,562,078 km

• M1: 118,182 km (0.062 R)
• M2: 603,029 km (0.087 R)
• M3: 912,248 km (0.09 R)
• M4: 1,226,703 km (0.1 R)
• M5: 1,776,624 km (0.045 R)
• M6: 2,074,773 km (0.045 R)
• M7: 3,326,608 km (0.105 R)
• M8: 3,739,648 km (0.118 R)
• M9: 4,791,171 km (0.089 R)
• M10: 5,705,812 km (0.049 R)
• M11: 6,320,809 km (0.105 R)
• M12: 6,710,661 km (0.101 R)
• M13: 8,588,863 km (0.052 R)
• M14: 8,906,160 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.9

Radius: 9.8

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.03 AU - 1.45 AU

Year: 892 Days

Day: 6.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,562,078 km

• M1: 124,017 km (0.067 R)
• M2: 451,636 km (0.086 R)
• M3: 840,291 km (0.096 R)
• M4: 1,188,705 km (0.084 R)
• M5: 1,995,187 km (0.116 R)
• M6: 2,496,340 km (0.077 R)
• M7: 2,978,494 km (0.108 R)
• M8: 3,621,166 km (0.079 R)
• M9: 4,418,822 km (0.05 R)
• M10: 4,965,153 km (0.109 R)
• M11: 5,575,363 km (0.108 R)
• M12: 5,888,771 km (0.076 R)
• M13: 6,297,173 km (0.1 R)
• M14: 6,702,583 km (0.111 R)
• M15: 7,193,713 km (0.075 R)
• M16: 7,975,212 km (0.062 R)
• M17: 8,323,476 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.9

Radius: 11.6

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.75 AU - 4.25 AU

Year: 4228 Days

Day: 11.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,562,078 km

• M1: 144,212 km (0.087 R)
• M2: 810,521 km (0.101 R)
• M3: 1,299,108 km (0.049 R)
• M4: 1,958,087 km (0.112 R)
• M5: 2,860,760 km (0.106 R)
• M6: 3,982,146 km (0.088 R)
• M7: 4,372,447 km (0.111 R)
• M8: 5,278,860 km (0.081 R)
• M9: 5,674,995 km (0.109 R)
• M10: 6,144,284 km (0.058 R)
• M11: 7,042,918 km (0.084 R)
• M12: 7,994,959 km (0.089 R)
• M13: 8,385,858 km (0.076 R)
• M14: 9,419,280 km (0.083 R)
• M15: 10,966,272 km (0.106 R)
• M16: 11,531,453 km (0.063 R)
• M17: 14,271,637 km (0.065 R)
• M18: 15,390,330 km (0.071 R)
• M19: 17,096,194 km (0.044 R)
• M20: 17,473,779 km (0.113 R)
• M21: 18,470,101 km (0.107 R)
• M22: 19,916,264 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682

Radius: 10.2

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.9 AU - 4.34 AU

Year: 4447 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,562,078 km

• M1: 126,859 km (0.044 R)
• M2: 592,557 km (0.053 R)
• M3: 1,070,971 km (0.076 R)
• M4: 1,710,951 km (0.095 R)
• M5: 2,242,771 km (0.071 R)
• M6: 2,589,539 km (0.071 R)
• M7: 3,940,558 km (0.052 R)
• M8: 4,720,112 km (0.074 R)
• M9: 9,365,425 km (0.067 R)
• M10: 10,230,998 km (0.103 R)
• M11: 10,793,038 km (0.071 R)
• M12: 11,239,138 km (0.11 R)
• M13: 13,917,389 km (0.034 R)
• M14: 14,286,148 km (0.062 R)
• M15: 14,607,634 km (0.036 R)
• M16: 15,600,814 km (0.104 R)
• M17: 16,579,633 km (0.104 R)
• M18: 19,828,300 km (0.039 R)
• M19: 20,976,314 km (0.109 R)
• M20: 22,382,983 km (0.059 R)
• M21: 22,817,116 km (0.109 R)
• M22: 23,701,987 km (0.116 R)
• M23: 24,917,171 km (0.113 R)
• M24: 25,383,468 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.7

Radius: 13.7

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.3 AU - 5.8 AU

Year: 7327 Days

Day: 6.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,562,078 km

• M1: 170,392 km (0.029 R)
• M2: 606,470 km (0.085 R)
• M3: 1,313,021 km (0.084 R)
• M4: 1,760,318 km (0.094 R)
• M5: 2,470,609 km (0.072 R)
• M6: 3,014,397 km (0.108 R)
• M7: 3,552,501 km (0.071 R)
• M8: 4,568,121 km (0.094 R)
• M9: 5,171,898 km (0.06 R)
• M10: 6,069,485 km (0.1 R)
• M11: 6,767,808 km (0.101 R)
• M12: 7,625,901 km (0.113 R)
• M13: 8,947,598 km (0.064 R)
• M14: 9,475,828 km (0.117 R)
• M15: 11,944,792 km (0.118 R)
• M16: 13,511,530 km (0.081 R)
• M17: 14,045,146 km (0.088 R)
• M18: 15,154,713 km (0.069 R)
• M19: 19,232,751 km (0.075 R)
• M20: 21,307,973 km (0.089 R)
• M21: 22,105,180 km (0.072 R)
• M22: 25,899,730 km (0.099 R)
• M23: 27,822,362 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 13,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit