🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.6

Radius: 14.1

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.2 AU - 1.44 AU

Year: 979 Days

Day: 13.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,909,132 km

• M1: 175,927 km (0.104 R)
• M2: 715,676 km (0.066 R)
• M3: 1,422,526 km (0.098 R)
• M4: 1,998,777 km (0.113 R)
• M5: 2,692,911 km (0.108 R)
• M6: 3,131,682 km (0.086 R)
• M7: 3,802,479 km (0.041 R)
• M8: 4,427,798 km (0.094 R)
• M9: 5,159,481 km (0.06 R)
• M10: 5,739,472 km (0.097 R)
• M11: 6,795,184 km (0.111 R)
• M12: 7,899,216 km (0.102 R)
• M13: 8,699,415 km (0.04 R)
• M14: 9,291,374 km (0.075 R)
• M15: 10,275,728 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.9

Radius: 10.5

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.82 AU - 1.9 AU

Year: 1638 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,909,132 km

• M1: 131,646 km (0.109 R)
• M2: 483,650 km (0.063 R)
• M3: 829,071 km (0.106 R)
• M4: 1,168,808 km (0.111 R)
• M5: 1,536,969 km (0.107 R)
• M6: 1,938,040 km (0.089 R)
• M7: 2,610,034 km (0.118 R)
• M8: 2,940,496 km (0.091 R)
• M9: 3,430,728 km (0.115 R)
• M10: 5,742,464 km (0.099 R)
• M11: 6,511,247 km (0.098 R)
• M12: 8,844,226 km (0.108 R)
• M13: 9,199,222 km (0.086 R)
• M14: 10,251,194 km (0.064 R)
• M15: 10,861,105 km (0.048 R)
• M16: 11,801,926 km (0.058 R)
• M17: 13,630,909 km (0.069 R)
• M18: 15,270,502 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.1

Radius: 12.7

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.91 AU - 3.59 AU

Year: 3783 Days

Day: 7.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,909,132 km

• M1: 157,975 km (0.046 R)
• M2: 650,601 km (0.088 R)
• M3: 1,124,228 km (0.063 R)
• M4: 2,038,869 km (0.033 R)
• M5: 2,712,060 km (0.047 R)
• M6: 3,118,966 km (0.091 R)
• M7: 4,099,131 km (0.075 R)
• M8: 4,504,990 km (0.118 R)
• M9: 6,295,228 km (0.104 R)
• M10: 6,808,797 km (0.098 R)
• M11: 8,383,913 km (0.111 R)
• M12: 9,548,982 km (0.11 R)
• M13: 11,474,306 km (0.099 R)
• M14: 12,595,094 km (0.101 R)
• M15: 13,505,845 km (0.12 R)
• M16: 13,929,955 km (0.057 R)
• M17: 14,854,171 km (0.071 R)
• M18: 15,407,833 km (0.103 R)
• M19: 17,537,658 km (0.073 R)
• M20: 19,141,048 km (0.067 R)
• M21: 19,556,780 km (0.114 R)
• M22: 20,039,233 km (0.068 R)
• M23: 21,216,868 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.7

Radius: 14.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.23 AU - 4.47 AU

Year: 5858 Days

Day: 14.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,909,132 km

• M1: 184,155 km (0.119 R)
• M2: 1,111,811 km (0.111 R)
• M3: 1,703,471 km (0.089 R)
• M4: 2,894,569 km (0.086 R)
• M5: 3,637,921 km (0.076 R)
• M6: 6,585,897 km (0.118 R)
• M7: 7,379,364 km (0.091 R)
• M8: 8,439,265 km (0.093 R)
• M9: 9,244,550 km (0.089 R)
• M10: 10,287,247 km (0.09 R)
• M11: 11,763,479 km (0.037 R)
• M12: 12,285,875 km (0.095 R)
• M13: 13,153,842 km (0.077 R)
• M14: 14,237,229 km (0.11 R)
• M15: 14,951,709 km (0.06 R)
• M16: 15,565,210 km (0.099 R)
• M17: 19,825,159 km (0.042 R)
• M18: 21,634,694 km (0.077 R)
• M19: 24,383,705 km (0.095 R)
• M20: 26,282,102 km (0.102 R)
• M21: 27,907,034 km (0.113 R)
• M22: 33,184,099 km (0.114 R)
• M23: 34,760,262 km (0.085 R)
• M24: 35,947,471 km (0.06 R)
• M25: 37,050,007 km (0.045 R)

Asteroid Belt

Center: 6.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.5

Radius: 4.3

Gravity: 40.54 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.16 AU - 10.68 AU

Year: 17201 Days

Day: 24.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,909,132 km

• M1: 54,304 km (0.034 R)
• M2: 414,087 km (0.063 R)
• M3: 611,855 km (0.073 R)
• M4: 747,840 km (0.051 R)
• M5: 2,463,428 km (0.074 R)
• M6: 2,693,510 km (0.116 R)
• M7: 3,359,370 km (0.059 R)
• M8: 3,790,062 km (0.059 R)
• M9: 5,416,341 km (0.115 R)
• M10: 6,130,521 km (0.062 R)
• M11: 6,640,201 km (0.113 R)
• M12: 6,860,708 km (0.08 R)
• M13: 7,599,422 km (0.077 R)
• M14: 11,148,781 km (0.079 R)
• M15: 11,586,804 km (0.093 R)
• M16: 12,563,678 km (0.119 R)
• M17: 15,358,316 km (0.088 R)
• M18: 18,367,926 km (0.117 R)
• M19: 18,540,861 km (0.081 R)
• M20: 27,617,562 km (0.117 R)
• M21: 28,999,248 km (0.048 R)
• M22: 32,654,074 km (0.106 R)
• M23: 32,908,240 km (0.12 R)
• M24: 44,495,643 km (0.109 R)
• M25: 50,004,584 km (0.114 R)
• M26: 51,879,644 km (0.104 R)
• M27: 60,039,161 km (0.106 R)
• M28: 65,524,915 km (0.103 R)
• M29: 66,538,291 km (0.061 R)
• M30: 68,804,698 km (0.049 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 18,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit