🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.2

Radius: 8.6

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.49 AU - 0.63 AU

Year: 284 Days

Day: 6.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 22,795,029 km

• M1: 106,962 km (0.094 R)
• M2: 400,174 km (0.106 R)
• M3: 780,602 km (0.117 R)
• M4: 1,112,410 km (0.066 R)
• M5: 1,726,659 km (0.1 R)
• M6: 3,093,834 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.2

Radius: 10

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.61 AU - 0.85 AU

Year: 423 Days

Day: 14.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,795,029 km

• M1: 124,316 km (0.102 R)
• M2: 489,185 km (0.08 R)
• M3: 853,905 km (0.116 R)
• M4: 1,187,209 km (0.049 R)
• M5: 1,534,276 km (0.064 R)
• M6: 2,038,421 km (0.097 R)
• M7: 2,719,689 km (0.11 R)
• M8: 3,231,015 km (0.113 R)
• M9: 3,881,766 km (0.102 R)
• M10: 4,748,984 km (0.084 R)
• M11: 5,252,232 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.5

Radius: 13.4

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.14 AU - 1.26 AU

Year: 892 Days

Day: 12.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 22,795,029 km

• M1: 225,145 km (0.109 R)
• M2: 727,046 km (0.068 R)
• M3: 1,163,722 km (0.073 R)
• M4: 2,133,864 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.5

Radius: 11.4

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.11 AU - 1.45 AU

Year: 982 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,795,029 km

• M1: 142,866 km (0.065 R)
• M2: 522,396 km (0.084 R)
• M3: 898,485 km (0.074 R)
• M4: 1,277,715 km (0.079 R)
• M5: 1,679,087 km (0.09 R)
• M6: 2,260,274 km (0.113 R)
• M7: 2,834,281 km (0.096 R)
• M8: 4,567,522 km (0.103 R)
• M9: 5,330,322 km (0.111 R)
• M10: 5,797,965 km (0.118 R)
• M11: 6,877,912 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.3

Radius: 8.7

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.37 AU - 3.65 AU

Year: 3542 Days

Day: 14 Hours

Environment

Temp: -217 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,795,029 km

• M1: 108,159 km (0.12 R)
• M2: 491,579 km (0.106 R)
• M3: 1,016,966 km (0.1 R)
• M4: 1,495,380 km (0.112 R)
• M5: 2,041,113 km (0.062 R)
• M6: 2,445,776 km (0.085 R)
• M7: 2,862,106 km (0.104 R)
• M8: 4,007,577 km (0.097 R)
• M9: 4,493,621 km (0.113 R)
• M10: 5,140,632 km (0.084 R)
• M11: 6,866,243 km (0.082 R)
• M12: 7,670,182 km (0.065 R)
• M13: 8,391,543 km (0.104 R)
• M14: 10,828,343 km (0.032 R)
• M15: 11,664,146 km (0.098 R)
• M16: 12,208,084 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.2

Radius: 5.9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.22 AU - 8.26 AU

Year: 13213 Days

Day: 21.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,795,029 km

• M1: 76,145 km (0.095 R)
• M2: 357,090 km (0.052 R)
• M3: 621,878 km (0.081 R)
• M4: 1,142,329 km (0.107 R)
• M5: 1,732,792 km (0.079 R)
• M6: 2,539,424 km (0.062 R)
• M7: 3,853,641 km (0.098 R)
• M8: 4,787,581 km (0.12 R)
• M9: 5,541,105 km (0.102 R)
• M10: 6,785,610 km (0.108 R)
• M11: 7,933,923 km (0.044 R)
• M12: 8,985,297 km (0.061 R)
• M13: 9,582,641 km (0.115 R)
• M14: 9,852,067 km (0.105 R)
• M15: 10,897,457 km (0.055 R)
• M16: 17,593,906 km (0.116 R)
• M17: 19,925,838 km (0.084 R)
• M18: 21,589,965 km (0.077 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 13,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit