🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.5

Radius: 11.5

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.87 AU - 1.23 AU

Year: 695 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,477,023 km

• M1: 143,016 km (0.102 R)
• M2: 526,435 km (0.038 R)
• M3: 1,361,490 km (0.09 R)
• M4: 1,889,421 km (0.099 R)
• M5: 2,325,648 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.4

Radius: 9.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.12 AU - 1.32 AU

Year: 870 Days

Day: 9 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,477,023 km

• M1: 115,938 km (0.028 R)
• M2: 514,018 km (0.108 R)
• M3: 900,729 km (0.102 R)
• M4: 1,577,210 km (0.061 R)
• M5: 2,264,463 km (0.117 R)
• M6: 3,255,399 km (0.068 R)
• M7: 3,634,779 km (0.111 R)
• M8: 4,937,627 km (0.044 R)
• M9: 5,660,634 km (0.073 R)
• M10: 6,011,890 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.3

Radius: 8.3

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.05 AU - 3.19 AU

Year: 2738 Days

Day: 14.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,477,023 km

• M1: 135,984 km (0.093 R)
• M2: 946,955 km (0.103 R)
• M3: 1,357,152 km (0.101 R)
• M4: 3,636,126 km (0.116 R)
• M5: 4,020,742 km (0.091 R)
• M6: 4,396,831 km (0.041 R)
• M7: 6,901,249 km (0.063 R)
• M8: 8,009,769 km (0.064 R)
• M9: 8,662,315 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922

Radius: 13.7

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.8 AU - 3.72 AU

Year: 3801 Days

Day: 7.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,477,023 km

• M1: 170,392 km (0.113 R)
• M2: 689,796 km (0.056 R)
• M3: 1,468,752 km (0.088 R)
• M4: 1,949,859 km (0.105 R)
• M5: 2,442,036 km (0.084 R)
• M6: 3,165,491 km (0.026 R)
• M7: 3,620,119 km (0.067 R)
• M8: 4,588,765 km (0.117 R)
• M9: 5,416,939 km (0.067 R)
• M10: 6,221,327 km (0.095 R)
• M11: 7,644,900 km (0.104 R)
• M12: 8,433,580 km (0.062 R)
• M13: 10,215,739 km (0.088 R)
• M14: 11,398,909 km (0.1 R)
• M15: 13,216,523 km (0.108 R)
• M16: 13,828,678 km (0.044 R)
• M17: 15,331,089 km (0.096 R)
• M18: 17,359,038 km (0.091 R)
• M19: 20,490,720 km (0.09 R)
• M20: 24,586,859 km (0.089 R)
• M21: 25,279,946 km (0.112 R)
• M22: 25,907,060 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.7

Radius: 11

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.72 AU - 4 AU

Year: 3977 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,477,023 km

• M1: 136,732 km (0.078 R)
• M2: 953,686 km (0.093 R)
• M3: 1,318,406 km (0.107 R)
• M4: 3,967,336 km (0.1 R)
• M5: 4,338,338 km (0.109 R)
• M6: 5,634,903 km (0.106 R)
• M7: 10,513,738 km (0.117 R)
• M8: 10,964,926 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.7

Radius: 11.5

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.67 AU - 4.41 AU

Year: 4301 Days

Day: 7.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,477,023 km

• M1: 143,165 km (0.093 R)
• M2: 634,145 km (0.078 R)
• M3: 1,093,112 km (0.107 R)
• M4: 1,470,098 km (0.092 R)
• M5: 2,063,254 km (0.108 R)
• M6: 2,651,772 km (0.089 R)
• M7: 3,887,749 km (0.077 R)
• M8: 4,458,166 km (0.096 R)
• M9: 5,083,635 km (0.07 R)
• M10: 6,007,701 km (0.081 R)
• M11: 8,075,293 km (0.12 R)
• M12: 8,649,001 km (0.052 R)
• M13: 9,414,493 km (0.026 R)
• M14: 11,407,735 km (0.048 R)
• M15: 12,278,844 km (0.062 R)
• M16: 13,721,266 km (0.086 R)
• M17: 16,271,760 km (0.117 R)
• M18: 16,940,313 km (0.116 R)
• M19: 23,498,684 km (0.057 R)
• M20: 23,884,497 km (0.099 R)
• M21: 24,748,125 km (0.093 R)
• M22: 25,308,519 km (0.074 R)
• M23: 25,877,440 km (0.098 R)
• M24: 27,892,673 km (0.112 R)
• M25: 29,650,448 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 8.2

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.23 AU - 7.01 AU

Year: 8602 Days

Day: 12.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,477,023 km

• M1: 102,026 km (0.084 R)
• M2: 426,952 km (0.102 R)
• M3: 693,536 km (0.058 R)
• M4: 1,065,885 km (0.114 R)
• M5: 1,758,523 km (0.113 R)
• M6: 2,013,737 km (0.089 R)
• M7: 3,868,601 km (0.117 R)
• M8: 4,248,580 km (0.083 R)
• M9: 4,713,231 km (0.099 R)
• M10: 6,423,433 km (0.116 R)
• M11: 7,154,967 km (0.11 R)
• M12: 8,466,491 km (0.114 R)
• M13: 8,875,492 km (0.098 R)
• M14: 10,592,876 km (0.047 R)
• M15: 11,612,684 km (0.111 R)
• M16: 12,175,023 km (0.078 R)
• M17: 16,915,181 km (0.076 R)
• M18: 18,155,497 km (0.114 R)
• M19: 18,989,804 km (0.095 R)
• M20: 20,088,301 km (0.073 R)
• M21: 21,814,661 km (0.073 R)
• M22: 26,510,837 km (0.069 R)
• M23: 29,093,644 km (0.118 R)
• M24: 33,387,402 km (0.101 R)
• M25: 33,725,643 km (0.076 R)
• M26: 34,294,115 km (0.073 R)
• M27: 36,394,170 km (0.116 R)
• M28: 37,475,613 km (0.099 R)
• M29: 39,576,715 km (0.118 R)
• M30: 40,336,523 km (0.041 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 18,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit