🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.6

Radius: 9

Gravity: 11.48 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.53 AU - 0.71 AU

Year: 331 Days

Day: 15 Hours

Environment

Temp: -142 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,969,551 km

• M1: 112,049 km (0.075 R)
• M2: 399,127 km (0.098 R)
• M3: 701,016 km (0.099 R)
• M4: 1,364,781 km (0.112 R)
• M5: 1,775,128 km (0.119 R)
• M6: 2,301,713 km (0.112 R)
• M7: 2,835,777 km (0.111 R)
• M8: 3,143,650 km (0.111 R)
• M9: 3,473,962 km (0.074 R)
• M10: 5,080,044 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 14.5

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.56 AU - 0.86 AU

Year: 406 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 77,969,551 km

• M1: 180,265 km (0.087 R)
• M2: 698,173 km (0.086 R)
• M3: 1,376,749 km (0.099 R)
• M4: 2,164,980 km (0.068 R)
• M5: 2,846,997 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 13.8

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.58 AU - 2.52 AU

Year: 1991 Days

Day: 7.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,969,551 km

• M1: 171,738 km (0.077 R)
• M2: 693,087 km (0.074 R)
• M3: 1,294,171 km (0.07 R)
• M4: 1,769,892 km (0.044 R)
• M5: 2,549,597 km (0.03 R)
• M6: 2,981,934 km (0.059 R)
• M7: 3,795,448 km (0.12 R)
• M8: 5,391,507 km (0.115 R)
• M9: 6,012,488 km (0.041 R)
• M10: 6,950,915 km (0.119 R)
• M11: 7,629,342 km (0.109 R)
• M12: 8,075,443 km (0.108 R)
• M13: 9,793,873 km (0.115 R)
• M14: 10,465,717 km (0.111 R)
• M15: 10,980,334 km (0.05 R)
• M16: 13,508,837 km (0.12 R)
• M17: 14,931,962 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.7

Radius: 3.4

Gravity: 29.56 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.78 AU - 8.94 AU

Year: 13543 Days

Day: 16.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 77,969,551 km

• M1: 49,666 km (0.11 R)
• M2: 167,101 km (0.076 R)
• M3: 454,628 km (0.105 R)
• M4: 600,635 km (0.093 R)
• M5: 1,187,957 km (0.094 R)
• M6: 1,348,475 km (0.113 R)
• M7: 1,509,293 km (0.095 R)
• M8: 1,869,525 km (0.118 R)
• M9: 2,052,632 km (0.092 R)
• M10: 2,454,901 km (0.094 R)
• M11: 2,613,475 km (0.07 R)
• M12: 3,085,157 km (0.097 R)
• M13: 3,437,609 km (0.1 R)
• M14: 4,567,522 km (0.066 R)
• M15: 4,993,278 km (0.082 R)
• M16: 5,784,052 km (0.083 R)
• M17: 6,846,795 km (0.034 R)
• M18: 7,734,958 km (0.106 R)
• M19: 9,445,460 km (0.101 R)
• M20: 9,687,809 km (0.088 R)
• M21: 11,666,988 km (0.078 R)
• M22: 11,889,889 km (0.065 R)
• M23: 12,927,949 km (0.065 R)
• M24: 13,286,984 km (0.048 R)
• M25: 13,591,116 km (0.114 R)
• M26: 13,775,870 km (0.054 R)
• M27: 14,595,965 km (0.05 R)
• M28: 15,988,422 km (0.097 R)
• M29: 16,893,489 km (0.048 R)
• M30: 18,653,059 km (0.062 R)
• M31: 18,881,196 km (0.09 R)
• M32: 21,019,548 km (0.067 R)
• M33: 22,019,610 km (0.094 R)
• M34: 23,313,781 km (0.118 R)
• M35: 24,932,580 km (0.109 R)
• M36: 26,052,469 km (0.057 R)
• M37: 27,498,931 km (0.09 R)
• M38: 34,160,075 km (0.118 R)
• M39: 36,956,658 km (0.088 R)
• M40: 37,800,091 km (0.051 R)
• M41: 39,151,408 km (0.096 R)
• M42: 44,201,683 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.6

Radius: 5.1

Gravity: 24.9 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.02 AU - 7.92 AU

Year: 13848 Days

Day: 18.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,969,551 km

• M1: 63,429 km (0.085 R)
• M2: 276,606 km (0.089 R)
• M3: 530,474 km (0.102 R)
• M4: 860,487 km (0.105 R)
• M5: 1,042,847 km (0.108 R)
• M6: 1,317,808 km (0.092 R)
• M7: 1,487,302 km (0.085 R)
• M8: 1,655,600 km (0.12 R)
• M9: 1,940,883 km (0.114 R)
• M10: 2,297,823 km (0.081 R)
• M11: 2,460,885 km (0.095 R)
• M12: 3,216,653 km (0.054 R)
• M13: 5,672,302 km (0.103 R)
• M14: 7,274,047 km (0.058 R)
• M15: 9,053,813 km (0.111 R)
• M16: 10,098,155 km (0.104 R)
• M17: 10,818,619 km (0.108 R)
• M18: 11,162,544 km (0.063 R)
• M19: 11,337,125 km (0.099 R)
• M20: 12,423,505 km (0.105 R)
• M21: 13,977,527 km (0.084 R)
• M22: 16,170,782 km (0.082 R)
• M23: 16,772,016 km (0.086 R)
• M24: 18,746,558 km (0.117 R)
• M25: 26,303,644 km (0.051 R)
• M26: 26,820,953 km (0.12 R)
• M27: 28,197,403 km (0.105 R)
• M28: 29,287,673 km (0.117 R)
• M29: 32,371,483 km (0.086 R)
• M30: 34,297,556 km (0.034 R)
• M31: 35,917,551 km (0.092 R)
• M32: 36,298,427 km (0.112 R)
• M33: 38,243,948 km (0.111 R)
• M34: 39,175,045 km (0.086 R)
• M35: 43,194,141 km (0.049 R)
• M36: 49,803,525 km (0.083 R)
• M37: 50,594,748 km (0.118 R)
• M38: 55,518,612 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.8

Radius: 3.8

Gravity: 68.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.14 AU - 10.18 AU

Year: 17285 Days

Day: 23.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,969,551 km

• M1: 47,273 km (0.068 R)
• M2: 320,887 km (0.073 R)
• M3: 768,933 km (0.091 R)
• M4: 1,370,017 km (0.043 R)
• M5: 1,513,781 km (0.071 R)
• M6: 2,068,191 km (0.102 R)
• M7: 2,324,003 km (0.094 R)
• M8: 2,950,668 km (0.088 R)
• M9: 3,962,399 km (0.087 R)
• M10: 5,986,907 km (0.108 R)
• M11: 7,243,080 km (0.04 R)
• M12: 7,582,518 km (0.041 R)
• M13: 7,781,333 km (0.088 R)
• M14: 11,258,586 km (0.079 R)
• M15: 12,385,507 km (0.119 R)
• M16: 14,326,539 km (0.086 R)
• M17: 15,888,640 km (0.039 R)
• M18: 18,261,262 km (0.084 R)
• M19: 30,235,974 km (0.043 R)
• M20: 34,659,882 km (0.11 R)
• M21: 56,474,692 km (0.081 R)
• M22: 57,804,617 km (0.075 R)
• M23: 59,349,963 km (0.062 R)
• M24: 77,502,917 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 16,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit