🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.9

Radius: 13

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.64 AU - 1.68 AU

Year: 1503 Days

Day: 14.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,344,430 km

• M1: 162,164 km (0.103 R)
• M2: 878,738 km (0.098 R)
• M3: 1,358,049 km (0.048 R)
• M4: 2,874,373 km (0.117 R)
• M5: 3,359,669 km (0.116 R)
• M6: 3,916,173 km (0.082 R)
• M7: 5,014,371 km (0.094 R)
• M8: 5,486,352 km (0.069 R)
• M9: 7,083,758 km (0.082 R)
• M10: 7,494,853 km (0.06 R)
• M11: 8,224,891 km (0.048 R)
• M12: 11,842,167 km (0.077 R)
• M13: 12,423,056 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.1

Radius: 12.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.71 AU - 2.17 AU

Year: 1899 Days

Day: 10.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,344,430 km

• M1: 156,779 km (0.079 R)
• M2: 589,565 km (0.099 R)
• M3: 1,255,575 km (0.112 R)
• M4: 2,050,987 km (0.077 R)
• M5: 2,562,911 km (0.097 R)
• M6: 3,400,210 km (0.117 R)
• M7: 4,048,418 km (0.083 R)
• M8: 5,053,865 km (0.077 R)
• M9: 5,569,379 km (0.109 R)
• M10: 7,728,675 km (0.061 R)
• M11: 8,323,027 km (0.114 R)
• M12: 9,239,015 km (0.095 R)
• M13: 9,806,440 km (0.114 R)
• M14: 10,828,343 km (0.113 R)
• M15: 12,075,839 km (0.076 R)
• M16: 13,249,435 km (0.047 R)
• M17: 13,756,721 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.9

Radius: 9

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.63 AU - 5.81 AU

Year: 7208 Days

Day: 6.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 28,344,430 km

• M1: 111,899 km (0.098 R)
• M2: 443,109 km (0.065 R)
• M3: 1,112,260 km (0.087 R)
• M4: 1,465,760 km (0.054 R)
• M5: 2,901,301 km (0.119 R)
• M6: 4,283,286 km (0.078 R)
• M7: 4,838,743 km (0.086 R)
• M8: 7,829,953 km (0.07 R)
• M9: 8,155,478 km (0.1 R)
• M10: 8,833,605 km (0.046 R)
• M11: 9,548,982 km (0.072 R)
• M12: 10,842,854 km (0.105 R)
• M13: 13,833,614 km (0.105 R)
• M14: 15,805,763 km (0.111 R)
• M15: 16,926,401 km (0.084 R)
• M16: 17,748,740 km (0.058 R)
• M17: 18,741,472 km (0.107 R)
• M18: 19,621,406 km (0.116 R)
• M19: 20,837,188 km (0.081 R)
• M20: 23,670,721 km (0.046 R)
• M21: 25,666,806 km (0.105 R)
• M22: 26,025,093 km (0.117 R)
• M23: 28,915,623 km (0.113 R)
• M24: 29,793,314 km (0.065 R)
• M25: 30,890,016 km (0.12 R)
• M26: 31,193,699 km (0.034 R)
• M27: 31,601,802 km (0.09 R)
• M28: 32,428,630 km (0.119 R)
• M29: 36,216,298 km (0.06 R)
• M30: 39,570,133 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.3

Radius: 13.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.45 AU - 5.81 AU

Year: 8167 Days

Day: 8.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,344,430 km

• M1: 165,455 km (0.069 R)
• M2: 673,938 km (0.069 R)
• M3: 1,503,907 km (0.103 R)
• M4: 2,052,034 km (0.069 R)
• M5: 2,585,201 km (0.104 R)
• M6: 3,210,221 km (0.11 R)
• M7: 4,877,489 km (0.115 R)
• M8: 6,567,496 km (0.107 R)
• M9: 7,246,521 km (0.097 R)
• M10: 7,699,204 km (0.108 R)
• M11: 10,441,782 km (0.05 R)
• M12: 11,119,161 km (0.12 R)
• M13: 13,106,269 km (0.099 R)
• M14: 13,894,949 km (0.11 R)
• M15: 14,359,600 km (0.078 R)
• M16: 15,320,318 km (0.101 R)
• M17: 15,942,196 km (0.047 R)
• M18: 17,909,408 km (0.112 R)
• M19: 20,627,452 km (0.067 R)
• M20: 23,527,856 km (0.054 R)
• M21: 27,591,233 km (0.074 R)
• M22: 28,980,848 km (0.042 R)
• M23: 31,300,512 km (0.074 R)
• M24: 33,845,770 km (0.119 R)
• M25: 35,329,931 km (0.102 R)
• M26: 36,636,219 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.2

Radius: 6.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.2 AU - 8.78 AU

Year: 15876 Days

Day: 22.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,344,430 km

• M1: 78,090 km (0.106 R)
• M2: 403,465 km (0.081 R)
• M3: 658,530 km (0.036 R)
• M4: 1,603,839 km (0.108 R)
• M5: 1,845,739 km (0.048 R)
• M6: 2,231,851 km (0.032 R)
• M7: 2,618,711 km (0.115 R)
• M8: 5,339,597 km (0.086 R)
• M9: 7,178,903 km (0.084 R)
• M10: 16,181,702 km (0.101 R)
• M11: 20,821,630 km (0.062 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 14,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit