🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.2

Radius: 10.3

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.5 AU - 0.72 AU

Year: 329 Days

Day: 6 Hours

Environment

Temp: -160 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,980,474 km

• M1: 128,505 km (0.084 R)
• M2: 506,389 km (0.109 R)
• M3: 874,100 km (0.067 R)
• M4: 1,304,344 km (0.104 R)
• M5: 1,705,865 km (0.101 R)
• M6: 2,238,882 km (0.084 R)
• M7: 2,929,575 km (0.038 R)
• M8: 3,402,005 km (0.099 R)
• M9: 3,973,619 km (0.081 R)
• M10: 4,486,889 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 13.1

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.61 AU - 0.69 AU

Year: 362 Days

Day: 11.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 64.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,980,474 km

• M1: 162,912 km (0.072 R)
• M2: 612,005 km (0.116 R)
• M3: 1,297,313 km (0.108 R)
• M4: 1,965,267 km (0.063 R)
• M5: 2,665,086 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.8

Radius: 8.5

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 862 Days

Day: 12.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,980,474 km

• M1: 105,766 km (0.063 R)
• M2: 406,607 km (0.056 R)
• M3: 715,676 km (0.103 R)
• M4: 1,029,981 km (0.082 R)
• M5: 1,401,134 km (0.114 R)
• M6: 1,834,219 km (0.084 R)
• M7: 2,193,703 km (0.083 R)
• M8: 2,850,438 km (0.085 R)
• M9: 3,142,602 km (0.12 R)
• M10: 3,414,571 km (0.119 R)
• M11: 3,773,307 km (0.057 R)
• M12: 5,142,576 km (0.112 R)
• M13: 5,728,102 km (0.063 R)
• M14: 6,276,229 km (0.117 R)
• M15: 6,667,876 km (0.076 R)
• M16: 7,296,786 km (0.076 R)
• M17: 7,776,546 km (0.112 R)
• M18: 8,060,184 km (0.082 R)

Asteroid Belt

Center: 1.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.6

Radius: 9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2 AU - 3.28 AU

Year: 2961 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,980,474 km

• M1: 112,348 km (0.103 R)
• M2: 514,467 km (0.096 R)
• M3: 832,961 km (0.119 R)
• M4: 1,124,078 km (0.068 R)
• M5: 1,410,110 km (0.071 R)
• M6: 1,703,321 km (0.088 R)
• M7: 2,622,600 km (0.079 R)
• M8: 3,216,205 km (0.071 R)
• M9: 4,341,181 km (0.084 R)
• M10: 4,797,604 km (0.031 R)
• M11: 5,127,018 km (0.079 R)
• M12: 5,733,787 km (0.032 R)
• M13: 6,814,183 km (0.037 R)
• M14: 7,873,635 km (0.078 R)
• M15: 8,875,342 km (0.065 R)
• M16: 9,994,933 km (0.075 R)
• M17: 10,352,023 km (0.106 R)
• M18: 10,643,889 km (0.051 R)
• M19: 10,941,289 km (0.036 R)
• M20: 12,106,208 km (0.049 R)
• M21: 13,829,276 km (0.1 R)
• M22: 14,818,267 km (0.06 R)
• M23: 15,901,954 km (0.082 R)
• M24: 16,586,963 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.6

Radius: 14.2

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.07 AU - 5.31 AU

Year: 7011 Days

Day: 13.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,980,474 km

• M1: 192,832 km (0.12 R)
• M2: 635,641 km (0.11 R)
• M3: 2,062,655 km (0.061 R)
• M4: 3,105,652 km (0.076 R)
• M5: 3,559,831 km (0.081 R)
• M6: 4,202,653 km (0.05 R)
• M7: 4,761,251 km (0.093 R)
• M8: 5,966,861 km (0.087 R)
• M9: 6,476,541 km (0.117 R)
• M10: 8,376,882 km (0.102 R)
• M11: 9,519,661 km (0.118 R)
• M12: 10,442,979 km (0.112 R)
• M13: 11,815,389 km (0.115 R)
• M14: 12,571,008 km (0.062 R)
• M15: 13,304,935 km (0.06 R)
• M16: 13,901,681 km (0.099 R)
• M17: 14,974,298 km (0.119 R)
• M18: 17,348,267 km (0.065 R)
• M19: 18,258,719 km (0.119 R)
• M20: 20,104,458 km (0.056 R)
• M21: 23,452,309 km (0.084 R)
• M22: 24,808,712 km (0.072 R)
• M23: 31,137,600 km (0.117 R)
• M24: 31,901,297 km (0.084 R)
• M25: 32,873,384 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940

Radius: 4.5

Gravity: 46.42 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.65 AU - 6.75 AU

Year: 11971 Days

Day: 20.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,980,474 km

• M1: 57,745 km (0.114 R)
• M2: 220,657 km (0.099 R)
• M3: 557,850 km (0.069 R)
• M4: 1,039,107 km (0.033 R)
• M5: 1,459,477 km (0.112 R)
• M6: 3,169,530 km (0.091 R)
• M7: 4,694,232 km (0.109 R)
• M8: 5,307,284 km (0.096 R)
• M9: 5,450,598 km (0.12 R)
• M10: 6,205,768 km (0.12 R)
• M11: 7,421,251 km (0.059 R)
• M12: 7,967,732 km (0.116 R)
• M13: 8,737,563 km (0.118 R)
• M14: 9,398,636 km (0.116 R)
• M15: 13,080,090 km (0.025 R)
• M16: 14,915,357 km (0.084 R)
• M17: 15,563,414 km (0.089 R)
• M18: 24,565,466 km (0.086 R)
• M19: 26,916,098 km (0.118 R)
• M20: 27,767,609 km (0.119 R)
• M21: 30,201,566 km (0.088 R)
• M22: 34,485,152 km (0.105 R)
• M23: 36,901,157 km (0.072 R)
• M24: 39,563,550 km (0.047 R)
• M25: 39,973,748 km (0.1 R)
• M26: 40,941,646 km (0.1 R)
• M27: 47,540,109 km (0.077 R)
• M28: 51,170,999 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.1

Radius: 7.3

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.37 AU - 8.25 AU

Year: 15066 Days

Day: 17.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,980,474 km

• M1: 95,743 km (0.102 R)
• M2: 686,056 km (0.096 R)
• M3: 1,092,513 km (0.069 R)
• M4: 1,424,022 km (0.105 R)
• M5: 2,073,426 km (0.093 R)
• M6: 2,445,327 km (0.119 R)
• M7: 2,731,657 km (0.096 R)
• M8: 3,521,683 km (0.113 R)
• M9: 4,080,731 km (0.112 R)
• M10: 4,916,085 km (0.112 R)
• M11: 6,567,197 km (0.076 R)
• M12: 7,454,611 km (0.061 R)
• M13: 8,015,304 km (0.091 R)
• M14: 8,328,712 km (0.109 R)
• M15: 12,455,519 km (0.114 R)
• M16: 18,381,838 km (0.057 R)
• M17: 19,887,691 km (0.09 R)
• M18: 20,712,573 km (0.032 R)
• M19: 21,645,914 km (0.111 R)
• M20: 25,181,361 km (0.106 R)
• M21: 25,564,481 km (0.111 R)
• M22: 27,639,553 km (0.101 R)
• M23: 30,686,263 km (0.115 R)
• M24: 34,534,818 km (0.083 R)
• M25: 44,974,206 km (0.075 R)
• M26: 47,695,092 km (0.055 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 18,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit