🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.13 AU - 1.33 AU

Year: 525 Days

Day: 29.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.4

Radius: 14.5

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.12 AU - 5.04 AU

Year: 3774 Days

Day: 7.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,171,184 km

• M1: 180,265 km (0.095 R)
• M2: 840,291 km (0.053 R)
• M3: 1,620,594 km (0.117 R)
• M4: 2,316,373 km (0.11 R)
• M5: 2,870,484 km (0.086 R)
• M6: 3,457,356 km (0.059 R)
• M7: 4,379,328 km (0.115 R)
• M8: 5,409,309 km (0.063 R)
• M9: 6,595,321 km (0.075 R)
• M10: 9,891,112 km (0.05 R)
• M11: 12,799,893 km (0.04 R)
• M12: 13,868,919 km (0.03 R)
• M13: 17,379,533 km (0.032 R)
• M14: 19,459,841 km (0.071 R)
• M15: 20,250,465 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.5

Radius: 11

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.38 AU - 7.3 AU

Year: 6887 Days

Day: 8.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,171,184 km

• M1: 138,079 km (0.088 R)
• M2: 643,121 km (0.051 R)
• M3: 1,242,560 km (0.103 R)
• M4: 3,123,005 km (0.093 R)
• M5: 3,944,297 km (0.075 R)
• M6: 4,301,687 km (0.096 R)
• M7: 7,084,955 km (0.053 R)
• M8: 9,136,391 km (0.074 R)
• M9: 13,306,731 km (0.107 R)
• M10: 14,323,248 km (0.077 R)
• M11: 14,797,324 km (0.058 R)
• M12: 17,804,241 km (0.107 R)
• M13: 19,740,187 km (0.079 R)
• M14: 21,743,751 km (0.095 R)
• M15: 24,997,655 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.7

Radius: 14.3

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.25 AU - 9.91 AU

Year: 8843 Days

Day: 5.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,171,184 km

• M1: 179,966 km (0.12 R)
• M2: 838,346 km (0.052 R)
• M3: 1,344,586 km (0.06 R)
• M4: 2,452,059 km (0.053 R)
• M5: 2,978,045 km (0.103 R)
• M6: 3,922,456 km (0.115 R)
• M7: 4,821,091 km (0.112 R)
• M8: 6,158,795 km (0.119 R)
• M9: 7,103,356 km (0.099 R)
• M10: 8,919,923 km (0.114 R)
• M11: 9,604,931 km (0.056 R)
• M12: 10,522,864 km (0.116 R)
• M13: 13,102,978 km (0.104 R)
• M14: 14,726,863 km (0.04 R)
• M15: 18,298,961 km (0.083 R)
• M16: 19,032,589 km (0.065 R)
• M17: 21,836,951 km (0.111 R)
• M18: 22,830,131 km (0.08 R)
• M19: 24,995,710 km (0.119 R)
• M20: 27,675,756 km (0.066 R)
• M21: 30,952,248 km (0.088 R)
• M22: 32,951,923 km (0.054 R)
• M23: 34,924,371 km (0.091 R)
• M24: 39,831,181 km (0.087 R)
• M25: 41,689,635 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451

Radius: 10.6

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.41 AU - 10.75 AU

Year: 10534 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 65.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,171,184 km

• M1: 131,796 km (0.092 R)
• M2: 470,934 km (0.104 R)
• M3: 1,046,587 km (0.108 R)
• M4: 1,664,576 km (0.107 R)
• M5: 4,293,908 km (0.071 R)
• M6: 4,686,452 km (0.111 R)
• M7: 5,447,457 km (0.111 R)
• M8: 7,331,642 km (0.099 R)
• M9: 8,485,939 km (0.078 R)
• M10: 8,926,355 km (0.097 R)
• M11: 9,474,931 km (0.096 R)
• M12: 12,281,836 km (0.03 R)
• M13: 12,903,415 km (0.118 R)
• M14: 14,705,321 km (0.066 R)
• M15: 15,666,637 km (0.052 R)
• M16: 18,144,127 km (0.088 R)
• M17: 18,507,800 km (0.095 R)
• M18: 18,876,259 km (0.118 R)
• M19: 23,430,916 km (0.097 R)
• M20: 26,007,590 km (0.119 R)
• M21: 28,669,235 km (0.058 R)
• M22: 29,662,415 km (0.1 R)
• M23: 31,507,556 km (0.04 R)
• M24: 34,862,587 km (0.093 R)
• M25: 35,538,470 km (0.111 R)
• M26: 36,453,112 km (0.08 R)
• M27: 37,500,745 km (0.111 R)
• M28: 42,528,879 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 13,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit