🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57

Radius: 11

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.49 AU - 0.67 AU

Year: 295 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 69,235,194 km

• M1: 136,732 km (0.027 R)
• M2: 642,672 km (0.072 R)
• M3: 1,250,489 km (0.072 R)
• M4: 1,705,715 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.7

Radius: 12.8

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.82 AU - 1 AU

Year: 579 Days

Day: 11.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,235,194 km

• M1: 159,172 km (0.072 R)
• M2: 623,973 km (0.082 R)
• M3: 1,324,540 km (0.114 R)
• M4: 2,039,468 km (0.098 R)
• M5: 2,450,563 km (0.114 R)
• M6: 2,975,801 km (0.112 R)
• M7: 3,834,941 km (0.084 R)
• M8: 4,952,587 km (0.085 R)
• M9: 5,542,452 km (0.106 R)
• M10: 6,198,289 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.8

Radius: 14.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.06 AU - 1.16 AU

Year: 780 Days

Day: 14.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,235,194 km

• M1: 177,872 km (0.102 R)
• M2: 699,370 km (0.114 R)
• M3: 1,204,412 km (0.068 R)
• M4: 1,979,479 km (0.034 R)
• M5: 2,944,535 km (0.056 R)
• M6: 3,627,898 km (0.063 R)
• M7: 5,333,164 km (0.093 R)
• M8: 6,206,217 km (0.05 R)
• M9: 6,832,284 km (0.097 R)
• M10: 7,813,796 km (0.096 R)
• M11: 8,390,047 km (0.106 R)
• M12: 9,021,350 km (0.087 R)

Asteroid Belt

Center: 1.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.8

Radius: 13.2

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.56 AU - 2.28 AU

Year: 1774 Days

Day: 13.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,235,194 km

• M1: 164,109 km (0.089 R)
• M2: 604,076 km (0.088 R)
• M3: 2,069,537 km (0.102 R)
• M4: 2,794,339 km (0.099 R)
• M5: 4,221,502 km (0.049 R)
• M6: 4,772,322 km (0.058 R)
• M7: 5,949,657 km (0.105 R)
• M8: 7,940,356 km (0.072 R)
• M9: 8,843,478 km (0.097 R)
• M10: 10,042,655 km (0.107 R)
• M11: 10,715,845 km (0.095 R)
• M12: 11,491,061 km (0.074 R)
• M13: 12,493,367 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.7

Radius: 5.9

Gravity: 15.82 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 7.69 AU - 7.93 AU

Year: 14555 Days

Day: 24.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,235,194 km

• M1: 73,303 km (0.116 R)
• M2: 417,976 km (0.097 R)
• M3: 633,697 km (0.095 R)
• M4: 1,078,152 km (0.067 R)
• M5: 1,743,713 km (0.082 R)
• M6: 1,982,022 km (0.109 R)
• M7: 2,740,633 km (0.108 R)
• M8: 3,136,619 km (0.094 R)
• M9: 4,189,040 km (0.119 R)
• M10: 4,400,272 km (0.106 R)
• M11: 5,352,612 km (0.071 R)
• M12: 5,565,639 km (0.031 R)
• M13: 6,123,190 km (0.064 R)
• M14: 7,049,201 km (0.078 R)
• M15: 10,384,336 km (0.118 R)
• M16: 10,604,993 km (0.105 R)
• M17: 11,754,952 km (0.081 R)
• M18: 12,421,710 km (0.082 R)
• M19: 13,371,207 km (0.091 R)
• M20: 15,556,832 km (0.096 R)
• M21: 18,208,006 km (0.106 R)
• M22: 19,264,915 km (0.059 R)
• M23: 23,427,625 km (0.057 R)
• M24: 24,872,890 km (0.116 R)
• M25: 27,516,883 km (0.079 R)
• M26: 32,408,284 km (0.12 R)
• M27: 32,761,485 km (0.05 R)
• M28: 38,634,847 km (0.105 R)
• M29: 46,057,145 km (0.079 R)
• M30: 47,556,415 km (0.033 R)
• M31: 49,398,264 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.1

Radius: 7.2

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.45 AU - 9.67 AU

Year: 16701 Days

Day: 20.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,235,194 km

• M1: 89,609 km (0.107 R)
• M2: 460,163 km (0.025 R)
• M3: 975,528 km (0.096 R)
• M4: 1,318,855 km (0.08 R)
• M5: 1,707,061 km (0.093 R)
• M6: 2,230,205 km (0.094 R)
• M7: 2,642,796 km (0.093 R)
• M8: 3,649,141 km (0.068 R)
• M9: 4,128,452 km (0.088 R)
• M10: 5,139,584 km (0.106 R)
• M11: 6,432,559 km (0.091 R)
• M12: 8,374,788 km (0.067 R)
• M13: 9,700,225 km (0.096 R)
• M14: 11,282,671 km (0.09 R)
• M15: 11,719,647 km (0.077 R)
• M16: 13,030,124 km (0.091 R)
• M17: 15,174,909 km (0.075 R)
• M18: 17,133,444 km (0.063 R)
• M19: 19,166,479 km (0.101 R)
• M20: 21,166,603 km (0.097 R)
• M21: 22,314,318 km (0.098 R)
• M22: 23,201,882 km (0.096 R)
• M23: 26,767,846 km (0.102 R)
• M24: 32,400,505 km (0.083 R)
• M25: 33,794,159 km (0.095 R)
• M26: 38,774,870 km (0.093 R)
• M27: 42,403,965 km (0.119 R)
• M28: 49,164,443 km (0.1 R)
• M29: 53,757,097 km (0.1 R)
• M30: 57,337,722 km (0.055 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: 461 - 17,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit