🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.3

Radius: 9.1

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.73 AU - 2.01 AU

Year: 1765 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,474,541 km

• M1: 113,096 km (0.108 R)
• M2: 487,091 km (0.099 R)
• M3: 873,352 km (0.072 R)
• M4: 1,406,669 km (0.076 R)
• M5: 1,774,680 km (0.084 R)
• M6: 2,361,402 km (0.095 R)
• M7: 3,184,490 km (0.092 R)
• M8: 4,286,278 km (0.048 R)
• M9: 4,719,065 km (0.068 R)
• M10: 5,696,537 km (0.11 R)
• M11: 6,220,429 km (0.076 R)
• M12: 6,507,507 km (0.113 R)
• M13: 6,858,165 km (0.118 R)
• M14: 8,515,410 km (0.107 R)
• M15: 8,968,392 km (0.03 R)
• M16: 9,301,547 km (0.11 R)
• M17: 9,782,055 km (0.096 R)
• M18: 12,478,258 km (0.108 R)
• M19: 12,810,215 km (0.086 R)
• M20: 13,665,765 km (0.074 R)
• M21: 14,018,667 km (0.116 R)
• M22: 15,113,574 km (0.115 R)
• M23: 16,610,899 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.5

Radius: 9.1

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.53 AU - 2.21 AU

Year: 1765 Days

Day: 5 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,474,541 km

• M1: 113,246 km (0.047 R)
• M2: 462,856 km (0.102 R)
• M3: 1,462,469 km (0.074 R)
• M4: 2,076,568 km (0.088 R)
• M5: 2,592,830 km (0.113 R)
• M6: 3,116,572 km (0.07 R)
• M7: 3,777,496 km (0.069 R)
• M8: 5,333,314 km (0.059 R)
• M9: 6,157,448 km (0.059 R)
• M10: 7,196,555 km (0.112 R)
• M11: 9,139,981 km (0.099 R)

Asteroid Belt

Center: 2.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.5

Radius: 10.3

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.21 AU - 3.65 AU

Year: 4385 Days

Day: 13.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,474,541 km

• M1: 128,205 km (0.116 R)
• M2: 520,152 km (0.119 R)
• M3: 1,093,261 km (0.119 R)
• M4: 1,446,462 km (0.118 R)
• M5: 1,939,237 km (0.089 R)
• M6: 2,275,533 km (0.081 R)
• M7: 2,912,970 km (0.091 R)
• M8: 4,339,086 km (0.105 R)
• M9: 5,093,060 km (0.082 R)
• M10: 5,633,706 km (0.044 R)
• M11: 6,709,315 km (0.093 R)
• M12: 7,585,809 km (0.048 R)
• M13: 11,735,504 km (0.084 R)
• M14: 12,633,690 km (0.116 R)
• M15: 13,241,805 km (0.094 R)
• M16: 15,550,998 km (0.077 R)
• M17: 16,358,826 km (0.059 R)
• M18: 19,997,047 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.1

Radius: 11.4

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5 AU - 5.28 AU

Year: 8044 Days

Day: 6.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,474,541 km

• M1: 145,110 km (0.04 R)
• M2: 566,378 km (0.103 R)
• M3: 930,499 km (0.078 R)
• M4: 1,673,252 km (0.096 R)
• M5: 2,546,904 km (0.047 R)
• M6: 3,702,248 km (0.06 R)
• M7: 4,386,060 km (0.082 R)
• M8: 5,748,597 km (0.067 R)
• M9: 6,240,625 km (0.117 R)
• M10: 6,604,596 km (0.093 R)
• M11: 8,098,331 km (0.105 R)
• M12: 9,968,903 km (0.114 R)
• M13: 10,896,111 km (0.101 R)
• M14: 13,266,190 km (0.113 R)
• M15: 15,961,046 km (0.116 R)
• M16: 18,563,151 km (0.087 R)
• M17: 20,227,278 km (0.054 R)
• M18: 20,624,909 km (0.105 R)
• M19: 21,711,139 km (0.093 R)
• M20: 25,582,133 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.9

Radius: 4.9

Gravity: 20.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.9 AU - 6.4 AU

Year: 9270 Days

Day: 15.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,474,541 km

• M1: 93,648 km (0.115 R)
• M2: 426,803 km (0.056 R)
• M3: 1,104,930 km (0.081 R)
• M4: 1,834,519 km (0.073 R)
• M5: 2,222,576 km (0.069 R)
• M6: 2,624,695 km (0.077 R)
• M7: 2,782,371 km (0.107 R)
• M8: 3,454,514 km (0.117 R)
• M9: 5,053,117 km (0.1 R)
• M10: 8,455,122 km (0.103 R)
• M11: 8,626,711 km (0.049 R)
• M12: 9,519,810 km (0.025 R)
• M13: 14,370,671 km (0.114 R)
• M14: 20,186,288 km (0.088 R)
• M15: 22,646,574 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.2

Radius: 6.1

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.23 AU - 9.59 AU

Year: 19925 Days

Day: 23.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,474,541 km

• M1: 78,090 km (0.105 R)
• M2: 302,636 km (0.115 R)
• M3: 668,254 km (0.081 R)
• M4: 4,077,739 km (0.115 R)
• M5: 6,120,198 km (0.059 R)
• M6: 8,097,882 km (0.088 R)
• M7: 8,377,630 km (0.099 R)
• M8: 11,836,483 km (0.072 R)
• M9: 20,176,414 km (0.11 R)
• M10: 20,432,676 km (0.034 R)
• M11: 20,777,648 km (0.037 R)
• M12: 24,348,101 km (0.049 R)
• M13: 28,520,984 km (0.101 R)
• M14: 32,910,185 km (0.083 R)
• M15: 37,858,584 km (0.105 R)
• M16: 50,443,056 km (0.068 R)
• M17: 55,800,455 km (0.053 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: 357 - 19,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit