🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.8

Radius: 9.4

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.79 AU - 1.09 AU

Year: 618 Days

Day: 5.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,254,877 km

• M1: 117,135 km (0.116 R)
• M2: 585,077 km (0.102 R)
• M3: 1,047,783 km (0.102 R)
• M4: 2,039,617 km (0.079 R)
• M5: 2,386,984 km (0.08 R)
• M6: 2,993,154 km (0.097 R)
• M7: 3,304,318 km (0.098 R)
• M8: 3,824,470 km (0.104 R)
• M9: 4,684,358 km (0.104 R)
• M10: 5,309,827 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.7

Radius: 10.3

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.21 AU - 1.73 AU

Year: 1209 Days

Day: 5.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,254,877 km

• M1: 135,386 km (0.093 R)
• M2: 456,423 km (0.036 R)
• M3: 809,624 km (0.098 R)
• M4: 1,152,801 km (0.074 R)
• M5: 1,679,685 km (0.053 R)
• M6: 2,019,721 km (0.088 R)
• M7: 2,854,178 km (0.093 R)
• M8: 4,077,140 km (0.104 R)
• M9: 4,735,072 km (0.087 R)
• M10: 5,268,987 km (0.084 R)
• M11: 5,740,818 km (0.037 R)
• M12: 6,155,354 km (0.078 R)
• M13: 6,860,259 km (0.093 R)
• M14: 7,766,373 km (0.116 R)
• M15: 8,616,239 km (0.078 R)
• M16: 9,160,626 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.6

Radius: 14.6

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.21 AU - 3.05 AU

Year: 2893 Days

Day: 12.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,254,877 km

• M1: 181,612 km (0.11 R)
• M2: 640,428 km (0.076 R)
• M3: 1,108,221 km (0.119 R)
• M4: 1,864,588 km (0.068 R)
• M5: 2,685,282 km (0.089 R)
• M6: 4,191,433 km (0.067 R)
• M7: 4,750,181 km (0.085 R)
• M8: 5,407,514 km (0.083 R)
• M9: 6,205,619 km (0.032 R)
• M10: 7,289,755 km (0.102 R)
• M11: 7,782,680 km (0.112 R)
• M12: 11,224,927 km (0.088 R)
• M13: 12,788,374 km (0.047 R)
• M14: 13,924,121 km (0.114 R)
• M15: 14,782,813 km (0.049 R)
• M16: 15,575,532 km (0.064 R)
• M17: 17,957,579 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.2

Radius: 13

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.58 AU - 3.68 AU

Year: 4691 Days

Day: 6.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,254,877 km

• M1: 161,715 km (0.099 R)
• M2: 618,138 km (0.103 R)
• M3: 1,064,688 km (0.056 R)
• M4: 1,572,872 km (0.094 R)
• M5: 2,215,844 km (0.108 R)
• M6: 2,897,412 km (0.115 R)
• M7: 3,543,974 km (0.068 R)
• M8: 4,179,017 km (0.036 R)
• M9: 5,298,308 km (0.108 R)
• M10: 6,186,022 km (0.083 R)
• M11: 6,870,581 km (0.079 R)
• M12: 7,926,443 km (0.078 R)
• M13: 9,016,264 km (0.111 R)
• M14: 9,784,299 km (0.097 R)
• M15: 10,320,159 km (0.06 R)
• M16: 11,450,969 km (0.104 R)
• M17: 14,588,635 km (0.083 R)
• M18: 15,390,928 km (0.102 R)
• M19: 15,854,981 km (0.116 R)
• M20: 17,028,875 km (0.093 R)
• M21: 18,374,658 km (0.036 R)
• M22: 19,073,579 km (0.046 R)
• M23: 19,549,300 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.1

Radius: 9.2

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.26 AU - 4.46 AU

Year: 6175 Days

Day: 7.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,254,877 km

• M1: 115,340 km (0.085 R)
• M2: 521,049 km (0.097 R)
• M3: 844,779 km (0.06 R)
• M4: 1,174,194 km (0.077 R)
• M5: 1,657,096 km (0.115 R)
• M6: 2,038,720 km (0.094 R)
• M7: 2,645,339 km (0.078 R)
• M8: 3,549,957 km (0.084 R)
• M9: 4,647,856 km (0.054 R)
• M10: 5,079,745 km (0.113 R)
• M11: 5,761,612 km (0.107 R)
• M12: 7,383,253 km (0.08 R)
• M13: 7,852,093 km (0.089 R)
• M14: 11,194,708 km (0.089 R)
• M15: 12,132,088 km (0.083 R)
• M16: 14,582,052 km (0.119 R)
• M17: 15,699,249 km (0.086 R)
• M18: 17,141,074 km (0.095 R)
• M19: 17,686,657 km (0.063 R)
• M20: 22,883,238 km (0.119 R)
• M21: 24,992,718 km (0.094 R)
• M22: 26,408,961 km (0.115 R)
• M23: 29,110,998 km (0.111 R)
• M24: 36,270,453 km (0.051 R)
• M25: 37,739,055 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.9

Radius: 4.9

Gravity: 21.4 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.21 AU - 8.77 AU

Year: 13903 Days

Day: 16.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,254,877 km

• M1: 61,036 km (0.066 R)
• M2: 409,599 km (0.114 R)
• M3: 746,493 km (0.057 R)
• M4: 1,659,788 km (0.113 R)
• M5: 3,325,411 km (0.109 R)
• M6: 4,018,947 km (0.094 R)
• M7: 4,740,607 km (0.079 R)
• M8: 5,474,833 km (0.033 R)
• M9: 5,759,668 km (0.081 R)
• M10: 7,123,701 km (0.09 R)
• M11: 8,500,001 km (0.087 R)
• M12: 9,126,667 km (0.099 R)
• M13: 10,044,599 km (0.099 R)
• M14: 11,708,427 km (0.042 R)
• M15: 13,165,211 km (0.085 R)
• M16: 13,547,583 km (0.049 R)
• M17: 15,290,099 km (0.065 R)
• M18: 17,709,845 km (0.103 R)
• M19: 20,970,480 km (0.041 R)
• M20: 22,021,555 km (0.105 R)
• M21: 22,650,763 km (0.119 R)
• M22: 23,944,785 km (0.086 R)
• M23: 29,398,525 km (0.073 R)
• M24: 30,602,488 km (0.094 R)
• M25: 32,643,003 km (0.078 R)
• M26: 38,524,144 km (0.091 R)
• M27: 39,174,596 km (0.107 R)
• M28: 46,378,930 km (0.078 R)
• M29: 47,709,155 km (0.087 R)
• M30: 52,964,528 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 18,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit