🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.1

Radius: 9.3

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.49 AU - 0.77 AU

Year: 345 Days

Day: 9.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,060,222 km

• M1: 116,686 km (0.056 R)
• M2: 438,471 km (0.089 R)
• M3: 791,373 km (0.091 R)
• M4: 1,154,148 km (0.119 R)
• M5: 2,135,659 km (0.09 R)
• M6: 2,611,680 km (0.077 R)
• M7: 2,936,457 km (0.063 R)
• M8: 3,355,181 km (0.097 R)
• M9: 3,949,982 km (0.12 R)
• M10: 4,246,485 km (0.101 R)
• M11: 4,942,863 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.4

Radius: 8.5

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.12 AU - 1.78 AU

Year: 1205 Days

Day: 11.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,060,222 km

• M1: 105,766 km (0.118 R)
• M2: 627,862 km (0.086 R)
• M3: 952,340 km (0.054 R)
• M4: 1,405,622 km (0.118 R)
• M5: 1,706,613 km (0.07 R)
• M6: 2,228,410 km (0.065 R)
• M7: 2,603,003 km (0.111 R)
• M8: 3,371,338 km (0.063 R)
• M9: 3,800,235 km (0.059 R)
• M10: 4,283,137 km (0.111 R)
• M11: 4,709,790 km (0.101 R)
• M12: 5,823,696 km (0.101 R)
• M13: 6,609,683 km (0.107 R)
• M14: 7,918,963 km (0.096 R)
• M15: 8,765,538 km (0.097 R)
• M16: 9,240,960 km (0.073 R)
• M17: 10,571,184 km (0.08 R)
• M18: 11,075,927 km (0.117 R)
• M19: 11,456,205 km (0.076 R)
• M20: 12,279,442 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.5

Radius: 8.2

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.23 AU - 1.81 AU

Year: 1294 Days

Day: 5.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,060,222 km

• M1: 102,923 km (0.09 R)
• M2: 457,919 km (0.108 R)
• M3: 733,478 km (0.052 R)
• M4: 992,881 km (0.094 R)
• M5: 1,372,710 km (0.116 R)
• M6: 1,687,464 km (0.107 R)
• M7: 1,995,636 km (0.032 R)
• M8: 2,304,854 km (0.082 R)
• M9: 3,050,151 km (0.113 R)
• M10: 3,430,878 km (0.098 R)
• M11: 4,747,189 km (0.099 R)
• M12: 5,071,069 km (0.107 R)
• M13: 5,431,450 km (0.09 R)
• M14: 7,177,257 km (0.09 R)
• M15: 8,049,263 km (0.072 R)
• M16: 8,540,393 km (0.083 R)
• M17: 10,401,390 km (0.117 R)
• M18: 10,776,133 km (0.103 R)
• M19: 11,301,521 km (0.09 R)
• M20: 11,624,951 km (0.062 R)
• M21: 12,825,175 km (0.106 R)
• M22: 13,256,167 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218

Radius: 10.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.06 AU - 4.96 AU

Year: 6611 Days

Day: 11.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,060,222 km

• M1: 126,859 km (0.115 R)
• M2: 512,971 km (0.109 R)
• M3: 982,858 km (0.08 R)
• M4: 1,472,043 km (0.064 R)
• M5: 1,829,732 km (0.064 R)
• M6: 2,318,917 km (0.077 R)
• M7: 3,366,102 km (0.118 R)
• M8: 5,175,787 km (0.083 R)
• M9: 6,573,779 km (0.111 R)
• M10: 6,912,469 km (0.09 R)
• M11: 7,458,950 km (0.119 R)
• M12: 9,897,844 km (0.088 R)
• M13: 10,887,883 km (0.119 R)
• M14: 11,319,472 km (0.093 R)
• M15: 12,216,910 km (0.095 R)
• M16: 12,872,747 km (0.085 R)
• M17: 13,306,731 km (0.074 R)
• M18: 15,354,725 km (0.109 R)
• M19: 16,397,572 km (0.081 R)
• M20: 18,380,642 km (0.118 R)
• M21: 18,808,043 km (0.079 R)
• M22: 19,429,921 km (0.086 R)
• M23: 19,873,479 km (0.078 R)
• M24: 20,714,967 km (0.101 R)
• M25: 22,124,328 km (0.071 R)
• M26: 22,817,565 km (0.108 R)
• M27: 24,247,272 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.7

Radius: 7.1

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.3 AU - 11.18 AU

Year: 19387 Days

Day: 15.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,060,222 km

• M1: 99,782 km (0.113 R)
• M2: 328,218 km (0.117 R)
• M3: 802,443 km (0.105 R)
• M4: 1,096,852 km (0.091 R)
• M5: 1,319,902 km (0.11 R)
• M6: 1,812,229 km (0.051 R)
• M7: 3,158,460 km (0.114 R)
• M8: 4,091,651 km (0.116 R)
• M9: 5,100,689 km (0.037 R)
• M10: 5,426,812 km (0.072 R)
• M11: 6,451,857 km (0.031 R)
• M12: 6,717,393 km (0.057 R)
• M13: 11,521,280 km (0.111 R)
• M14: 12,255,656 km (0.118 R)
• M15: 17,919,282 km (0.04 R)
• M16: 21,313,508 km (0.101 R)
• M17: 23,205,472 km (0.119 R)
• M18: 28,420,005 km (0.059 R)
• M19: 33,115,284 km (0.119 R)
• M20: 40,700,943 km (0.088 R)
• M21: 47,486,852 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 17,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit