🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338

Radius: 9.6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.52 AU - 0.56 AU

Year: 274 Days

Day: 8.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,244,340 km

• M1: 119,379 km (0.108 R)
• M2: 424,110 km (0.083 R)
• M3: 724,951 km (0.105 R)
• M4: 1,259,016 km (0.043 R)
• M5: 1,846,038 km (0.1 R)
• M6: 2,322,208 km (0.084 R)
• M7: 2,714,902 km (0.111 R)
• M8: 3,040,427 km (0.114 R)
• M9: 3,392,132 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.8

Radius: 9.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.28 AU - 1.56 AU

Year: 1168 Days

Day: 13.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,244,340 km

• M1: 115,639 km (0.12 R)
• M2: 523,144 km (0.12 R)
• M3: 841,039 km (0.086 R)
• M4: 1,305,541 km (0.109 R)
• M5: 1,639,742 km (0.052 R)
• M6: 1,982,471 km (0.081 R)
• M7: 2,495,442 km (0.113 R)
• M8: 3,003,476 km (0.046 R)
• M9: 3,726,633 km (0.039 R)
• M10: 4,129,500 km (0.053 R)
• M11: 4,665,060 km (0.079 R)
• M12: 5,078,100 km (0.109 R)
• M13: 5,733,338 km (0.113 R)
• M14: 6,730,408 km (0.027 R)
• M15: 7,988,975 km (0.091 R)
• M16: 8,740,555 km (0.058 R)
• M17: 9,369,614 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.8

Radius: 8

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.57 AU - 2.53 AU

Year: 2026 Days

Day: 5.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,244,340 km

• M1: 103,522 km (0.11 R)
• M2: 408,552 km (0.106 R)
• M3: 691,741 km (0.082 R)
• M4: 947,553 km (0.093 R)
• M5: 1,357,152 km (0.097 R)
• M6: 1,976,786 km (0.092 R)
• M7: 2,598,216 km (0.112 R)
• M8: 3,205,284 km (0.096 R)
• M9: 3,973,020 km (0.103 R)
• M10: 4,334,897 km (0.086 R)
• M11: 4,817,949 km (0.08 R)
• M12: 5,553,971 km (0.098 R)
• M13: 7,596,729 km (0.11 R)
• M14: 8,270,219 km (0.104 R)
• M15: 9,448,751 km (0.08 R)
• M16: 10,160,987 km (0.048 R)
• M17: 10,978,240 km (0.1 R)
• M18: 12,172,480 km (0.088 R)
• M19: 12,781,792 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.7

Radius: 14.3

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.17 AU - 5.23 AU

Year: 8185 Days

Day: 13.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,244,340 km

• M1: 186,848 km (0.046 R)
• M2: 999,763 km (0.116 R)
• M3: 1,679,834 km (0.108 R)
• M4: 2,300,965 km (0.116 R)
• M5: 2,815,881 km (0.095 R)
• M6: 3,469,474 km (0.116 R)
• M7: 3,945,195 km (0.11 R)
• M8: 4,589,064 km (0.114 R)
• M9: 5,527,641 km (0.098 R)
• M10: 6,985,173 km (0.11 R)
• M11: 8,152,785 km (0.102 R)
• M12: 9,121,281 km (0.071 R)
• M13: 11,287,010 km (0.092 R)
• M14: 14,152,707 km (0.044 R)
• M15: 15,037,428 km (0.106 R)
• M16: 15,958,652 km (0.097 R)
• M17: 22,149,012 km (0.098 R)
• M18: 22,814,722 km (0.112 R)
• M19: 24,031,252 km (0.071 R)
• M20: 24,576,836 km (0.097 R)
• M21: 28,631,088 km (0.085 R)
• M22: 29,244,439 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.7

Radius: 7.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.1 AU - 7.94 AU

Year: 12839 Days

Day: 24.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,244,340 km

• M1: 97,538 km (0.08 R)
• M2: 380,427 km (0.094 R)
• M3: 650,601 km (0.063 R)
• M4: 951,143 km (0.066 R)
• M5: 1,344,586 km (0.096 R)
• M6: 1,749,846 km (0.06 R)
• M7: 2,619,010 km (0.097 R)
• M8: 3,620,867 km (0.058 R)
• M9: 3,960,753 km (0.114 R)
• M10: 4,350,605 km (0.119 R)
• M11: 4,827,224 km (0.076 R)
• M12: 5,110,413 km (0.098 R)
• M13: 5,572,820 km (0.118 R)
• M14: 5,955,641 km (0.12 R)
• M15: 7,455,509 km (0.101 R)
• M16: 10,699,240 km (0.109 R)
• M17: 12,540,191 km (0.062 R)
• M18: 13,198,123 km (0.096 R)
• M19: 13,690,898 km (0.057 R)
• M20: 15,109,385 km (0.063 R)
• M21: 15,580,618 km (0.089 R)
• M22: 17,935,139 km (0.033 R)
• M23: 18,235,831 km (0.107 R)
• M24: 21,011,769 km (0.069 R)
• M25: 24,978,805 km (0.087 R)
• M26: 25,448,243 km (0.119 R)
• M27: 25,828,072 km (0.053 R)
• M28: 26,794,026 km (0.095 R)
• M29: 32,541,875 km (0.097 R)
• M30: 35,879,853 km (0.102 R)
• M31: 37,203,494 km (0.063 R)
• M32: 37,815,799 km (0.113 R)
• M33: 41,369,496 km (0.082 R)
• M34: 44,863,205 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.5

Radius: 7

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.4 AU - 10.66 AU

Year: 17196 Days

Day: 18.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,244,340 km

• M1: 96,191 km (0.034 R)
• M2: 333,902 km (0.057 R)
• M3: 621,130 km (0.049 R)
• M4: 1,024,446 km (0.105 R)
• M5: 1,285,943 km (0.117 R)
• M6: 1,965,118 km (0.085 R)
• M7: 2,716,099 km (0.089 R)
• M8: 2,962,487 km (0.053 R)
• M9: 6,026,101 km (0.096 R)
• M10: 6,276,528 km (0.07 R)
• M11: 6,577,370 km (0.067 R)
• M12: 8,177,618 km (0.05 R)
• M13: 8,641,371 km (0.093 R)
• M14: 8,960,164 km (0.114 R)
• M15: 9,906,072 km (0.113 R)
• M16: 11,227,021 km (0.1 R)
• M17: 11,670,878 km (0.106 R)
• M18: 12,934,681 km (0.112 R)
• M19: 15,497,292 km (0.06 R)
• M20: 19,626,642 km (0.094 R)
• M21: 21,215,222 km (0.105 R)
• M22: 23,395,910 km (0.105 R)
• M23: 31,446,669 km (0.057 R)
• M24: 35,883,144 km (0.057 R)
• M25: 42,678,029 km (0.104 R)
• M26: 44,383,444 km (0.105 R)
• M27: 45,173,471 km (0.093 R)
• M28: 45,812,254 km (0.067 R)
• M29: 48,761,426 km (0.113 R)
• M30: 51,486,950 km (0.087 R)
• M31: 52,183,926 km (0.104 R)
• M32: 56,130,019 km (0.107 R)
• M33: 57,799,980 km (0.116 R)
• M34: 58,363,964 km (0.088 R)
• M35: 62,217,904 km (0.102 R)
• M36: 70,856,583 km (0.084 R)
• M37: 71,502,546 km (0.08 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 11,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit