🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.54 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.2

Radius: 15

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.62 AU - 5.54 AU

Year: 7635 Days

Day: 11.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,829,259 km

• M1: 186,549 km (0.103 R)
• M2: 1,302,100 km (0.091 R)
• M3: 1,922,781 km (0.114 R)
• M4: 2,394,015 km (0.035 R)
• M5: 3,778,393 km (0.063 R)
• M6: 5,556,663 km (0.082 R)
• M7: 7,581,620 km (0.07 R)
• M8: 8,381,520 km (0.067 R)
• M9: 13,415,488 km (0.105 R)
• M10: 22,704,319 km (0.094 R)
• M11: 28,379,763 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.9

Radius: 13.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.26 AU - 5.38 AU

Year: 8183 Days

Day: 7.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,829,259 km

• M1: 166,652 km (0.098 R)
• M2: 687,402 km (0.045 R)
• M3: 1,421,180 km (0.108 R)
• M4: 2,491,403 km (0.045 R)
• M5: 2,957,550 km (0.101 R)
• M6: 4,017,750 km (0.115 R)
• M7: 4,441,411 km (0.119 R)
• M8: 9,772,930 km (0.038 R)
• M9: 11,514,099 km (0.094 R)
• M10: 13,279,653 km (0.092 R)
• M11: 14,409,865 km (0.1 R)
• M12: 18,837,364 km (0.062 R)
• M13: 21,439,020 km (0.051 R)
• M14: 22,003,004 km (0.093 R)
• M15: 24,973,121 km (0.086 R)
• M16: 32,746,974 km (0.035 R)
• M17: 33,280,440 km (0.119 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.8

Radius: 5.7

Gravity: 30.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.17 AU - 6.83 AU

Year: 9801 Days

Day: 22.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,829,259 km

• M1: 70,909 km (0.105 R)
• M2: 276,756 km (0.1 R)
• M3: 1,251,237 km (0.052 R)
• M4: 1,507,199 km (0.098 R)
• M5: 2,217,639 km (0.107 R)
• M6: 3,956,116 km (0.064 R)
• M7: 4,212,526 km (0.119 R)
• M8: 4,419,570 km (0.113 R)
• M9: 5,048,928 km (0.083 R)
• M10: 8,873,547 km (0.106 R)
• M11: 11,390,083 km (0.109 R)
• M12: 11,968,578 km (0.1 R)
• M13: 14,279,566 km (0.112 R)
• M14: 29,509,975 km (0.086 R)
• M15: 31,376,807 km (0.033 R)
• M16: 32,396,316 km (0.083 R)
• M17: 34,860,792 km (0.119 R)
• M18: 37,321,378 km (0.082 R)
• M19: 43,554,822 km (0.1 R)
• M20: 45,107,648 km (0.097 R)
• M21: 45,825,568 km (0.056 R)
• M22: 48,924,039 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.4

Radius: 5

Gravity: 17.46 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.15 AU - 10.79 AU

Year: 17915 Days

Day: 15.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,829,259 km

• M1: 62,233 km (0.071 R)
• M2: 330,312 km (0.097 R)
• M3: 791,971 km (0.116 R)
• M4: 989,141 km (0.086 R)
• M5: 1,469,051 km (0.11 R)
• M6: 1,961,826 km (0.079 R)
• M7: 2,167,823 km (0.082 R)
• M8: 2,712,957 km (0.077 R)
• M9: 4,010,420 km (0.064 R)
• M10: 4,189,937 km (0.113 R)
• M11: 6,372,121 km (0.074 R)
• M12: 6,867,889 km (0.089 R)
• M13: 7,038,729 km (0.066 R)
• M14: 8,657,229 km (0.072 R)
• M15: 9,792,677 km (0.068 R)
• M16: 11,496,148 km (0.096 R)
• M17: 13,321,541 km (0.118 R)
• M18: 16,370,645 km (0.052 R)
• M19: 19,087,940 km (0.116 R)
• M20: 20,730,226 km (0.059 R)
• M21: 21,998,965 km (0.104 R)
• M22: 22,277,367 km (0.052 R)
• M23: 22,464,364 km (0.09 R)
• M24: 22,652,409 km (0.111 R)
• M25: 28,243,180 km (0.062 R)
• M26: 31,062,951 km (0.06 R)
• M27: 32,962,993 km (0.034 R)
• M28: 38,989,543 km (0.11 R)
• M29: 46,315,800 km (0.107 R)
• M30: 58,498,751 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.1

Radius: 6

Gravity: 25.59 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 8.08 AU - 12.8 AU

Year: 22495 Days

Day: 22.1 Hours

Environment

Temp: -245 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 90,829,259 km

• M1: 74,649 km (0.112 R)
• M2: 432,637 km (0.093 R)
• M3: 687,253 km (0.084 R)
• M4: 964,009 km (0.09 R)
• M5: 1,706,762 km (0.066 R)
• M6: 2,003,564 km (0.1 R)
• M7: 2,197,742 km (0.037 R)
• M8: 2,674,960 km (0.107 R)
• M9: 3,866,507 km (0.084 R)
• M10: 4,238,706 km (0.062 R)
• M11: 5,054,463 km (0.11 R)
• M12: 5,926,619 km (0.068 R)
• M13: 7,493,507 km (0.091 R)
• M14: 9,800,904 km (0.103 R)
• M15: 11,555,688 km (0.12 R)
• M16: 15,842,415 km (0.109 R)
• M17: 20,072,294 km (0.041 R)
• M18: 22,019,460 km (0.043 R)
• M19: 24,998,103 km (0.088 R)
• M20: 26,523,702 km (0.039 R)
• M21: 28,863,264 km (0.092 R)
• M22: 29,888,308 km (0.113 R)
• M23: 31,605,393 km (0.108 R)
• M24: 34,089,914 km (0.113 R)
• M25: 39,132,559 km (0.063 R)
• M26: 40,864,753 km (0.08 R)
• M27: 43,808,390 km (0.067 R)
• M28: 45,675,222 km (0.091 R)
• M29: 57,197,699 km (0.111 R)
• M30: 58,203,296 km (0.107 R)
• M31: 67,343,576 km (0.086 R)
• M32: 81,123,634 km (0.073 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 19,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit