🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.6

Radius: 11.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.67 AU - 0.83 AU

Year: 448 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,676,095 km

• M1: 146,756 km (0.119 R)
• M2: 678,127 km (0.099 R)
• M3: 1,087,277 km (0.094 R)
• M4: 1,503,758 km (0.089 R)
• M5: 2,068,639 km (0.079 R)
• M6: 2,681,991 km (0.113 R)
• M7: 3,163,397 km (0.104 R)
• M8: 3,592,144 km (0.103 R)
• M9: 4,246,934 km (0.106 R)
• M10: 4,800,147 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.6

Radius: 10.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.09 AU - 1.23 AU

Year: 862 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,676,095 km

• M1: 126,859 km (0.1 R)
• M2: 500,106 km (0.09 R)
• M3: 917,035 km (0.066 R)
• M4: 1,235,978 km (0.116 R)
• M5: 1,581,997 km (0.119 R)
• M6: 1,955,843 km (0.084 R)
• M7: 2,799,724 km (0.109 R)
• M8: 3,178,057 km (0.051 R)
• M9: 3,576,137 km (0.113 R)
• M10: 4,608,063 km (0.12 R)
• M11: 5,248,940 km (0.077 R)
• M12: 6,174,054 km (0.054 R)
• M13: 6,599,211 km (0.098 R)
• M14: 7,089,443 km (0.099 R)
• M15: 7,461,194 km (0.1 R)
• M16: 7,968,779 km (0.099 R)
• M17: 8,294,304 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.6

Radius: 12.5

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.25 AU - 2.27 AU

Year: 2345 Days

Day: 7.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,676,095 km

• M1: 155,432 km (0.097 R)
• M2: 567,126 km (0.075 R)
• M3: 1,151,754 km (0.096 R)
• M4: 2,187,719 km (0.113 R)
• M5: 3,212,614 km (0.047 R)
• M6: 4,149,396 km (0.1 R)
• M7: 4,811,516 km (0.062 R)
• M8: 5,542,900 km (0.114 R)
• M9: 6,479,832 km (0.092 R)
• M10: 7,056,980 km (0.103 R)
• M11: 7,519,387 km (0.103 R)
• M12: 7,971,472 km (0.106 R)
• M13: 9,063,537 km (0.095 R)
• M14: 9,928,362 km (0.114 R)
• M15: 11,822,421 km (0.113 R)
• M16: 12,476,462 km (0.111 R)
• M17: 13,767,941 km (0.105 R)
• M18: 14,863,745 km (0.093 R)
• M19: 15,481,136 km (0.11 R)
• M20: 16,564,823 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.7

Radius: 9.1

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.33 AU - 3.55 AU

Year: 3480 Days

Day: 9.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,676,095 km

• M1: 113,246 km (0.115 R)
• M2: 485,295 km (0.11 R)
• M3: 812,017 km (0.115 R)
• M4: 1,208,152 km (0.115 R)
• M5: 1,566,290 km (0.103 R)
• M6: 1,995,037 km (0.102 R)
• M7: 2,384,740 km (0.107 R)
• M8: 3,336,182 km (0.105 R)
• M9: 4,133,838 km (0.106 R)
• M10: 4,433,632 km (0.075 R)
• M11: 5,053,266 km (0.112 R)
• M12: 6,811,041 km (0.055 R)
• M13: 7,447,132 km (0.112 R)
• M14: 9,120,833 km (0.084 R)
• M15: 10,393,312 km (0.106 R)
• M16: 11,994,458 km (0.103 R)
• M17: 12,562,930 km (0.057 R)
• M18: 13,012,322 km (0.114 R)
• M19: 13,848,275 km (0.088 R)
• M20: 18,285,647 km (0.1 R)
• M21: 19,333,879 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.2

Radius: 7

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.69 AU - 10.37 AU

Year: 20307 Days

Day: 20.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 152.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,676,095 km

• M1: 87,216 km (0.075 R)
• M2: 336,296 km (0.105 R)
• M3: 564,433 km (0.109 R)
• M4: 922,720 km (0.081 R)
• M5: 1,296,116 km (0.087 R)
• M6: 2,846,399 km (0.1 R)
• M7: 4,574,254 km (0.115 R)
• M8: 5,581,347 km (0.079 R)
• M9: 6,302,409 km (0.081 R)
• M10: 6,904,839 km (0.096 R)
• M11: 8,124,660 km (0.063 R)
• M12: 8,996,068 km (0.066 R)
• M13: 9,372,456 km (0.085 R)
• M14: 9,703,516 km (0.071 R)
• M15: 10,214,393 km (0.061 R)
• M16: 11,228,517 km (0.063 R)
• M17: 13,947,608 km (0.095 R)
• M18: 16,995,216 km (0.113 R)
• M19: 17,821,146 km (0.073 R)
• M20: 20,551,755 km (0.084 R)
• M21: 21,968,148 km (0.074 R)
• M22: 24,888,598 km (0.112 R)
• M23: 25,523,641 km (0.042 R)
• M24: 34,007,785 km (0.105 R)
• M25: 37,069,455 km (0.063 R)
• M26: 40,310,193 km (0.094 R)
• M27: 41,628,001 km (0.082 R)
• M28: 42,823,438 km (0.063 R)
• M29: 44,659,153 km (0.066 R)
• M30: 45,282,527 km (0.057 R)
• M31: 54,806,975 km (0.033 R)
• M32: 55,881,088 km (0.119 R)
• M33: 57,335,030 km (0.087 R)
• M34: 62,427,790 km (0.101 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 14,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit