🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.2

Radius: 8.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.27 AU - 1.69 AU

Year: 1243 Days

Day: 13.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,657,509 km

• M1: 108,309 km (0.095 R)
• M2: 430,543 km (0.104 R)
• M3: 949,647 km (0.113 R)
• M4: 1,774,081 km (0.078 R)
• M5: 2,099,457 km (0.112 R)
• M6: 2,747,514 km (0.112 R)
• M7: 3,337,379 km (0.097 R)
• M8: 5,023,048 km (0.099 R)
• M9: 6,748,958 km (0.077 R)
• M10: 7,071,043 km (0.034 R)
• M11: 8,202,002 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.5

Radius: 8.5

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.29 AU - 1.85 AU

Year: 1358 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,657,509 km

• M1: 105,766 km (0.12 R)
• M2: 477,217 km (0.106 R)
• M3: 875,896 km (0.064 R)
• M4: 1,171,052 km (0.11 R)
• M5: 1,568,982 km (0.118 R)
• M6: 2,200,585 km (0.074 R)
• M7: 2,704,879 km (0.115 R)
• M8: 3,092,038 km (0.111 R)
• M9: 3,390,935 km (0.075 R)
• M10: 3,892,686 km (0.087 R)
• M11: 5,024,095 km (0.1 R)
• M12: 5,503,107 km (0.026 R)
• M13: 6,972,158 km (0.11 R)
• M14: 7,409,732 km (0.062 R)
• M15: 11,106,894 km (0.117 R)

Asteroid Belt

Center: 2.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821

Radius: 12.6

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.92 AU - 4.68 AU

Year: 5113 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,657,509 km

• M1: 156,629 km (0.088 R)
• M2: 556,055 km (0.111 R)
• M3: 1,150,258 km (0.08 R)
• M4: 1,878,949 km (0.075 R)
• M5: 2,357,214 km (0.059 R)
• M6: 3,269,461 km (0.118 R)
• M7: 3,830,154 km (0.104 R)
• M8: 5,576,709 km (0.11 R)
• M9: 6,676,553 km (0.026 R)
• M10: 7,953,520 km (0.11 R)
• M11: 8,810,417 km (0.086 R)
• M12: 9,303,192 km (0.104 R)
• M13: 11,900,660 km (0.114 R)
• M14: 12,401,813 km (0.072 R)
• M15: 12,864,818 km (0.116 R)
• M16: 13,662,175 km (0.091 R)
• M17: 14,719,084 km (0.043 R)
• M18: 16,131,288 km (0.093 R)
• M19: 16,807,919 km (0.101 R)
• M20: 18,086,532 km (0.084 R)
• M21: 19,360,358 km (0.09 R)
• M22: 24,331,794 km (0.096 R)
• M23: 25,222,051 km (0.059 R)
• M24: 28,911,883 km (0.114 R)
• M25: 30,651,407 km (0.096 R)
• M26: 31,214,942 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.8

Radius: 13.3

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.21 AU - 4.43 AU

Year: 6198 Days

Day: 9.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,657,509 km

• M1: 165,605 km (0.101 R)
• M2: 734,376 km (0.044 R)
• M3: 1,657,096 km (0.06 R)
• M4: 2,192,506 km (0.078 R)
• M5: 2,624,395 km (0.12 R)
• M6: 3,255,698 km (0.119 R)
• M7: 4,253,666 km (0.118 R)
• M8: 4,743,748 km (0.096 R)
• M9: 5,416,789 km (0.043 R)
• M10: 5,838,356 km (0.052 R)
• M11: 6,346,989 km (0.111 R)
• M12: 6,919,949 km (0.105 R)
• M13: 7,825,016 km (0.055 R)
• M14: 8,930,843 km (0.093 R)
• M15: 10,003,909 km (0.071 R)
• M16: 10,594,970 km (0.117 R)
• M17: 11,599,071 km (0.096 R)
• M18: 12,354,241 km (0.119 R)
• M19: 13,575,857 km (0.114 R)
• M20: 16,821,981 km (0.059 R)
• M21: 17,528,383 km (0.109 R)
• M22: 18,121,089 km (0.094 R)
• M23: 18,795,177 km (0.096 R)
• M24: 19,979,544 km (0.102 R)
• M25: 24,477,652 km (0.1 R)
• M26: 30,356,699 km (0.085 R)
• M27: 34,077,647 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.9

Radius: 4.2

Gravity: 18.25 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.39 AU - 7.81 AU

Year: 14462 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,657,509 km

• M1: 54,603 km (0.112 R)
• M2: 188,493 km (0.071 R)
• M3: 710,291 km (0.096 R)
• M4: 869,762 km (0.117 R)
• M5: 1,376,450 km (0.107 R)
• M6: 1,763,011 km (0.044 R)
• M7: 2,200,136 km (0.067 R)
• M8: 2,897,860 km (0.076 R)
• M9: 4,595,796 km (0.052 R)
• M10: 6,330,084 km (0.047 R)
• M11: 6,745,966 km (0.11 R)
• M12: 6,901,548 km (0.099 R)
• M13: 7,260,583 km (0.082 R)
• M14: 7,929,435 km (0.046 R)
• M15: 9,008,335 km (0.054 R)
• M16: 12,649,098 km (0.046 R)
• M17: 14,178,737 km (0.099 R)
• M18: 15,153,367 km (0.097 R)
• M19: 21,785,639 km (0.056 R)
• M20: 24,978,656 km (0.066 R)
• M21: 25,539,498 km (0.116 R)
• M22: 28,167,484 km (0.116 R)
• M23: 30,016,065 km (0.09 R)
• M24: 41,776,701 km (0.072 R)
• M25: 44,311,488 km (0.034 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: 263 - 15,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit