🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.1

Radius: 13.8

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.7 AU - 0.78 AU

Year: 447 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 56,397,109 km

• M1: 171,589 km (0.103 R)
• M2: 640,428 km (0.041 R)
• M3: 1,120,638 km (0.084 R)
• M4: 1,700,629 km (0.117 R)
• M5: 2,832,336 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.5

Radius: 9.6

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.62 AU - 1.7 AU

Year: 1503 Days

Day: 11.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,397,109 km

• M1: 119,379 km (0.047 R)
• M2: 509,830 km (0.08 R)
• M3: 868,266 km (0.111 R)
• M4: 1,304,493 km (0.113 R)
• M5: 1,686,866 km (0.119 R)
• M6: 2,203,128 km (0.059 R)
• M7: 2,559,021 km (0.074 R)
• M8: 3,259,289 km (0.074 R)
• M9: 4,542,539 km (0.107 R)
• M10: 5,058,802 km (0.093 R)
• M11: 5,894,156 km (0.114 R)
• M12: 6,307,645 km (0.114 R)
• M13: 6,740,431 km (0.056 R)
• M14: 7,468,524 km (0.101 R)
• M15: 9,833,816 km (0.072 R)
• M16: 10,734,246 km (0.074 R)
• M17: 11,058,424 km (0.09 R)
• M18: 11,613,283 km (0.041 R)
• M19: 12,381,767 km (0.052 R)
• M20: 12,939,767 km (0.067 R)
• M21: 13,307,179 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265

Radius: 12.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.71 AU - 4.19 AU

Year: 5518 Days

Day: 7.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,397,109 km

• M1: 150,944 km (0.1 R)
• M2: 674,088 km (0.105 R)
• M3: 1,109,119 km (0.102 R)
• M4: 1,795,174 km (0.075 R)
• M5: 2,306,500 km (0.111 R)
• M6: 2,863,752 km (0.11 R)
• M7: 3,548,162 km (0.086 R)
• M8: 4,451,434 km (0.065 R)
• M9: 5,168,307 km (0.098 R)
• M10: 6,299,417 km (0.066 R)
• M11: 6,832,135 km (0.077 R)
• M12: 8,901,073 km (0.076 R)
• M13: 10,118,650 km (0.12 R)
• M14: 10,892,371 km (0.116 R)
• M15: 12,284,379 km (0.062 R)
• M16: 14,287,045 km (0.1 R)
• M17: 18,748,652 km (0.074 R)
• M18: 22,735,436 km (0.101 R)
• M19: 23,149,074 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.2

Radius: 4.3

Gravity: 17.1 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.34 AU - 6.64 AU

Year: 10305 Days

Day: 21.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,397,109 km

• M1: 54,753 km (0.098 R)
• M2: 284,834 km (0.116 R)
• M3: 780,003 km (0.032 R)
• M4: 1,002,755 km (0.103 R)
• M5: 1,934,300 km (0.105 R)
• M6: 2,635,615 km (0.08 R)
• M7: 3,561,776 km (0.118 R)
• M8: 4,548,224 km (0.106 R)
• M9: 5,608,873 km (0.06 R)
• M10: 5,832,671 km (0.067 R)
• M11: 6,196,493 km (0.035 R)
• M12: 8,083,820 km (0.103 R)
• M13: 8,746,838 km (0.08 R)
• M14: 9,223,307 km (0.07 R)
• M15: 10,805,454 km (0.096 R)
• M16: 10,953,107 km (0.103 R)
• M17: 11,506,320 km (0.082 R)
• M18: 13,675,639 km (0.112 R)
• M19: 15,471,113 km (0.1 R)
• M20: 15,721,839 km (0.03 R)
• M21: 15,911,678 km (0.054 R)
• M22: 16,490,173 km (0.07 R)
• M23: 20,484,137 km (0.111 R)
• M24: 21,399,826 km (0.08 R)
• M25: 21,633,049 km (0.098 R)
• M26: 23,230,904 km (0.087 R)
• M27: 23,642,298 km (0.091 R)
• M28: 23,974,854 km (0.12 R)
• M29: 32,411,276 km (0.098 R)
• M30: 34,604,830 km (0.039 R)
• M31: 36,011,349 km (0.1 R)
• M32: 37,455,417 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.7

Radius: 7.1

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.88 AU - 7.2 AU

Year: 11756 Days

Day: 20.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,397,109 km

• M1: 102,923 km (0.029 R)
• M2: 1,197,980 km (0.113 R)
• M3: 1,914,105 km (0.036 R)
• M4: 3,039,081 km (0.114 R)
• M5: 3,604,261 km (0.078 R)
• M6: 9,151,949 km (0.091 R)
• M7: 12,669,743 km (0.085 R)
• M8: 16,997,160 km (0.094 R)
• M9: 17,644,620 km (0.108 R)
• M10: 18,383,185 km (0.11 R)
• M11: 23,429,271 km (0.104 R)
• M12: 28,717,406 km (0.118 R)
• M13: 31,422,434 km (0.083 R)
• M14: 34,065,829 km (0.059 R)
• M15: 43,144,176 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.1

Radius: 3.3

Gravity: 31.6 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.52 AU - 8.86 AU

Year: 18007 Days

Day: 21.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,397,109 km

• M1: 41,439 km (0.098 R)
• M2: 446,250 km (0.07 R)
• M3: 691,591 km (0.062 R)
• M4: 810,372 km (0.051 R)
• M5: 1,042,996 km (0.109 R)
• M6: 1,265,000 km (0.078 R)
• M7: 2,562,312 km (0.111 R)
• M8: 4,098,234 km (0.097 R)
• M9: 5,279,907 km (0.107 R)
• M10: 5,598,401 km (0.083 R)
• M11: 8,242,693 km (0.117 R)
• M12: 8,915,136 km (0.073 R)
• M13: 9,063,836 km (0.109 R)
• M14: 9,675,392 km (0.083 R)
• M15: 11,150,876 km (0.068 R)
• M16: 11,498,092 km (0.082 R)
• M17: 11,674,319 km (0.038 R)
• M18: 12,092,594 km (0.102 R)
• M19: 14,199,979 km (0.078 R)
• M20: 14,334,917 km (0.082 R)
• M21: 14,676,449 km (0.098 R)
• M22: 15,023,217 km (0.075 R)
• M23: 15,805,314 km (0.094 R)
• M24: 17,296,207 km (0.068 R)
• M25: 18,716,040 km (0.076 R)
• M26: 19,371,129 km (0.077 R)
• M27: 21,163,611 km (0.091 R)
• M28: 24,682,452 km (0.115 R)
• M29: 30,324,984 km (0.107 R)
• M30: 31,113,964 km (0.093 R)
• M31: 31,456,243 km (0.08 R)
• M32: 32,498,193 km (0.088 R)
• M33: 35,512,889 km (0.049 R)
• M34: 37,279,789 km (0.093 R)
• M35: 40,308,398 km (0.094 R)
• M36: 48,054,726 km (0.107 R)
• M37: 48,206,867 km (0.054 R)
• M38: 50,842,033 km (0.05 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 19,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit