🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582

Radius: 11.3

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.51 AU - 0.77 AU

Year: 360 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,446,557 km

• M1: 140,622 km (0.043 R)
• M2: 525,537 km (0.108 R)
• M3: 1,016,966 km (0.082 R)
• M4: 1,389,166 km (0.084 R)
• M5: 1,761,665 km (0.069 R)
• M6: 2,152,863 km (0.085 R)
• M7: 2,511,150 km (0.088 R)
• M8: 2,879,909 km (0.081 R)
• M9: 3,241,636 km (0.107 R)
• M10: 3,728,129 km (0.066 R)
• M11: 4,185,300 km (0.062 R)
• M12: 4,583,380 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.3

Radius: 10

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.9 AU - 1 AU

Year: 651 Days

Day: 5.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,446,557 km

• M1: 124,316 km (0.048 R)
• M2: 496,366 km (0.09 R)
• M3: 857,794 km (0.068 R)
• M4: 1,419,833 km (0.111 R)
• M5: 1,753,736 km (0.088 R)
• M6: 2,104,692 km (0.099 R)
• M7: 2,502,922 km (0.076 R)
• M8: 2,817,825 km (0.1 R)
• M9: 3,541,430 km (0.106 R)
• M10: 4,687,948 km (0.095 R)
• M11: 5,220,218 km (0.059 R)
• M12: 5,973,742 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.6

Radius: 8.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2 AU - 3.1 AU

Year: 2862 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,446,557 km

• M1: 104,419 km (0.079 R)
• M2: 416,032 km (0.108 R)
• M3: 710,440 km (0.086 R)
• M4: 1,053,618 km (0.097 R)
• M5: 1,434,793 km (0.037 R)
• M6: 1,748,799 km (0.082 R)
• M7: 2,039,617 km (0.116 R)
• M8: 2,692,462 km (0.094 R)
• M9: 3,022,775 km (0.113 R)
• M10: 3,477,851 km (0.052 R)
• M11: 4,217,164 km (0.076 R)
• M12: 5,957,286 km (0.088 R)
• M13: 6,828,993 km (0.091 R)
• M14: 8,823,432 km (0.12 R)
• M15: 10,676,650 km (0.083 R)
• M16: 12,735,716 km (0.099 R)
• M17: 13,096,246 km (0.091 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.3

Radius: 5

Gravity: 21.53 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.67 AU - 7.85 AU

Year: 12355 Days

Day: 17.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,446,557 km

• M1: 68,217 km (0.061 R)
• M2: 574,755 km (0.052 R)
• M3: 1,085,781 km (0.034 R)
• M4: 1,562,999 km (0.052 R)
• M5: 2,132,817 km (0.097 R)
• M6: 4,514,415 km (0.056 R)
• M7: 4,981,160 km (0.117 R)
• M8: 9,043,191 km (0.112 R)
• M9: 9,334,309 km (0.057 R)
• M10: 9,782,953 km (0.041 R)
• M11: 11,494,801 km (0.064 R)
• M12: 13,209,941 km (0.101 R)
• M13: 17,064,629 km (0.118 R)
• M14: 21,435,879 km (0.1 R)
• M15: 22,479,623 km (0.087 R)
• M16: 22,745,907 km (0.107 R)
• M17: 23,194,103 km (0.072 R)
• M18: 24,951,429 km (0.065 R)
• M19: 28,314,090 km (0.051 R)
• M20: 40,060,215 km (0.091 R)
• M21: 46,774,617 km (0.095 R)
• M22: 47,063,490 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.5

Radius: 5.9

Gravity: 28.6 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.16 AU - 10.32 AU

Year: 19743 Days

Day: 19.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,446,557 km

• M1: 73,453 km (0.065 R)
• M2: 355,744 km (0.109 R)
• M3: 631,602 km (0.109 R)
• M4: 875,297 km (0.063 R)
• M5: 1,181,374 km (0.095 R)
• M6: 1,488,948 km (0.051 R)
• M7: 2,691,266 km (0.08 R)
• M8: 3,169,380 km (0.103 R)
• M9: 3,518,542 km (0.088 R)
• M10: 3,892,836 km (0.119 R)
• M11: 4,224,793 km (0.116 R)
• M12: 4,795,061 km (0.12 R)
• M13: 5,578,355 km (0.09 R)
• M14: 6,263,962 km (0.09 R)
• M15: 9,107,818 km (0.099 R)
• M16: 9,339,096 km (0.117 R)
• M17: 12,286,473 km (0.063 R)
• M18: 13,367,767 km (0.107 R)
• M19: 15,066,301 km (0.038 R)
• M20: 16,388,447 km (0.061 R)
• M21: 21,420,620 km (0.093 R)
• M22: 22,453,444 km (0.097 R)
• M23: 22,769,694 km (0.108 R)
• M24: 23,088,786 km (0.065 R)
• M25: 23,519,029 km (0.116 R)
• M26: 24,395,374 km (0.076 R)
• M27: 27,634,317 km (0.114 R)
• M28: 29,231,125 km (0.096 R)
• M29: 31,279,419 km (0.077 R)
• M30: 41,371,441 km (0.102 R)
• M31: 42,325,726 km (0.095 R)
• M32: 48,011,791 km (0.07 R)
• M33: 65,046,501 km (0.077 R)
• M34: 74,431,972 km (0.068 R)
• M35: 76,079,194 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 10,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit