🌌 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: 346.9

Radius: 13.2

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1 AU - 1.1 AU

Year: 684 Days

Day: 14.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,604,452 km

• M1: 164,857 km (0.081 R)
• M2: 865,723 km (0.044 R)
• M3: 1,323,343 km (0.097 R)
• M4: 2,430,517 km (0.067 R)
• M5: 2,962,786 km (0.105 R)
• M6: 3,497,748 km (0.026 R)
• M7: 4,335,496 km (0.117 R)
• M8: 4,918,479 km (0.113 R)
• M9: 5,935,296 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.6

Radius: 12.3

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.06 AU - 1.16 AU

Year: 744 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,604,452 km

• M1: 153,188 km (0.118 R)
• M2: 541,993 km (0.068 R)
• M3: 1,055,114 km (0.061 R)
• M4: 1,621,940 km (0.098 R)
• M5: 2,761,277 km (0.098 R)
• M6: 3,186,435 km (0.075 R)
• M7: 3,767,024 km (0.096 R)

Asteroid Belt

Center: 1.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.8

Radius: 13.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.76 AU - 1.96 AU

Year: 1613 Days

Day: 14 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,604,452 km

• M1: 164,258 km (0.078 R)
• M2: 793,766 km (0.034 R)
• M3: 1,343,838 km (0.101 R)
• M4: 1,772,735 km (0.111 R)
• M5: 2,782,670 km (0.025 R)
• M6: 3,479,048 km (0.112 R)
• M7: 3,937,117 km (0.093 R)
• M8: 5,346,777 km (0.103 R)
• M9: 6,074,571 km (0.092 R)
• M10: 6,522,916 km (0.05 R)
• M11: 10,746,363 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.3

Radius: 14.3

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.93 AU - 5.05 AU

Year: 6049 Days

Day: 9.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,604,452 km

• M1: 177,872 km (0.04 R)
• M2: 664,813 km (0.086 R)
• M3: 1,350,570 km (0.084 R)
• M4: 1,877,453 km (0.115 R)
• M5: 2,704,281 km (0.071 R)
• M6: 3,580,775 km (0.075 R)
• M7: 4,123,366 km (0.053 R)
• M8: 4,858,191 km (0.058 R)
• M9: 5,961,774 km (0.07 R)
• M10: 7,787,616 km (0.097 R)
• M11: 9,211,040 km (0.079 R)
• M12: 10,283,358 km (0.116 R)
• M13: 12,622,320 km (0.078 R)
• M14: 15,236,394 km (0.088 R)
• M15: 16,288,067 km (0.118 R)
• M16: 19,023,464 km (0.106 R)
• M17: 20,834,346 km (0.081 R)
• M18: 23,640,503 km (0.098 R)
• M19: 24,880,819 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.1

Radius: 4

Gravity: 20.38 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.52 AU - 8.98 AU

Year: 15067 Days

Day: 17.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,604,452 km

• M1: 49,816 km (0.111 R)
• M2: 313,108 km (0.084 R)
• M3: 504,893 km (0.045 R)
• M4: 1,615,059 km (0.103 R)
• M5: 2,599,861 km (0.03 R)
• M6: 3,411,729 km (0.118 R)
• M7: 3,929,487 km (0.115 R)
• M8: 4,264,138 km (0.076 R)
• M9: 6,155,354 km (0.076 R)
• M10: 10,452,852 km (0.082 R)
• M11: 12,750,825 km (0.102 R)
• M12: 14,305,745 km (0.053 R)
• M13: 18,620,896 km (0.076 R)
• M14: 21,113,645 km (0.113 R)
• M15: 31,195,794 km (0.068 R)
• M16: 40,474,003 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.9

Radius: 6.3

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.15 AU - 9.67 AU

Year: 18353 Days

Day: 15.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,604,452 km

• M1: 79,885 km (0.077 R)
• M2: 283,338 km (0.108 R)
• M3: 693,087 km (0.094 R)
• M4: 1,199,476 km (0.064 R)
• M5: 1,449,753 km (0.044 R)
• M6: 2,293,335 km (0.088 R)
• M7: 2,989,564 km (0.11 R)
• M8: 3,619,072 km (0.112 R)
• M9: 4,333,102 km (0.116 R)
• M10: 4,791,021 km (0.119 R)
• M11: 5,102,035 km (0.101 R)
• M12: 5,841,498 km (0.108 R)
• M13: 7,439,801 km (0.033 R)
• M14: 10,014,829 km (0.099 R)
• M15: 12,345,415 km (0.088 R)
• M16: 18,461,275 km (0.063 R)
• M17: 22,688,462 km (0.075 R)
• M18: 22,978,383 km (0.115 R)
• M19: 23,763,472 km (0.109 R)
• M20: 25,804,137 km (0.08 R)
• M21: 27,738,138 km (0.09 R)
• M22: 31,892,172 km (0.079 R)
• M23: 33,613,744 km (0.11 R)
• M24: 35,266,950 km (0.108 R)
• M25: 36,310,694 km (0.078 R)
• M26: 36,707,428 km (0.051 R)
• M27: 37,107,004 km (0.087 R)
• M28: 39,426,369 km (0.098 R)
• M29: 39,705,369 km (0.052 R)
• M30: 40,550,597 km (0.107 R)
• M31: 42,422,665 km (0.082 R)
• M32: 43,157,789 km (0.074 R)
• M33: 46,028,871 km (0.12 R)
• M34: 51,646,271 km (0.104 R)
• M35: 52,148,023 km (0.064 R)
• M36: 59,517,662 km (0.058 R)
• M37: 60,253,834 km (0.056 R)
• M38: 61,932,172 km (0.115 R)
• M39: 64,411,009 km (0.075 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 11,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit