🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.2

Radius: 13.7

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.78 AU - 1.02 AU

Year: 589 Days

Day: 11.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,000,703 km

• M1: 170,392 km (0.032 R)
• M2: 662,419 km (0.084 R)
• M3: 1,091,616 km (0.103 R)
• M4: 1,564,495 km (0.074 R)
• M5: 2,002,816 km (0.093 R)
• M6: 2,707,123 km (0.054 R)
• M7: 3,336,781 km (0.08 R)
• M8: 4,378,580 km (0.093 R)
• M9: 4,959,020 km (0.12 R)
• M10: 6,434,803 km (0.075 R)
• M11: 6,866,991 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 8.3

Gravity: 13.94 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.91 AU - 2.67 AU

Year: 2392 Days

Day: 11.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 15,000,703 km

• M1: 103,671 km (0.081 R)
• M2: 401,969 km (0.089 R)
• M3: 802,742 km (0.11 R)
• M4: 1,222,963 km (0.108 R)
• M5: 1,693,298 km (0.091 R)
• M6: 2,092,126 km (0.102 R)
• M7: 2,420,643 km (0.07 R)
• M8: 2,978,494 km (0.09 R)
• M9: 3,323,915 km (0.086 R)
• M10: 3,932,180 km (0.097 R)
• M11: 4,241,997 km (0.087 R)
• M12: 5,052,518 km (0.079 R)
• M13: 6,178,990 km (0.077 R)
• M14: 7,684,394 km (0.112 R)
• M15: 7,973,417 km (0.094 R)
• M16: 8,539,346 km (0.114 R)
• M17: 9,275,068 km (0.105 R)
• M18: 9,976,532 km (0.109 R)
• M19: 11,863,410 km (0.09 R)
• M20: 15,704,635 km (0.112 R)
• M21: 17,350,211 km (0.094 R)
• M22: 19,224,972 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.6

Radius: 11.6

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.43 AU - 3.75 AU

Year: 3749 Days

Day: 7.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 15,000,703 km

• M1: 144,362 km (0.08 R)
• M2: 664,663 km (0.111 R)
• M3: 1,053,019 km (0.098 R)
• M4: 1,490,294 km (0.079 R)
• M5: 2,075,820 km (0.037 R)
• M6: 2,760,978 km (0.049 R)
• M7: 3,229,818 km (0.11 R)
• M8: 4,604,622 km (0.1 R)
• M9: 5,319,401 km (0.063 R)
• M10: 8,152,635 km (0.101 R)
• M11: 9,312,318 km (0.109 R)
• M12: 9,931,952 km (0.118 R)
• M13: 11,426,734 km (0.113 R)
• M14: 12,924,209 km (0.106 R)
• M15: 13,451,242 km (0.081 R)
• M16: 13,843,637 km (0.111 R)
• M17: 14,243,512 km (0.112 R)
• M18: 17,034,560 km (0.114 R)
• M19: 18,378,098 km (0.072 R)
• M20: 19,045,155 km (0.109 R)
• M21: 20,363,412 km (0.113 R)
• M22: 21,341,483 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.4

Radius: 11.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.52 AU - 3.72 AU

Year: 4754 Days

Day: 14.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 15,000,703 km

• M1: 144,212 km (0.087 R)
• M2: 638,783 km (0.118 R)
• M3: 1,027,588 km (0.089 R)
• M4: 1,908,570 km (0.118 R)
• M5: 2,410,022 km (0.102 R)
• M6: 3,082,763 km (0.099 R)
• M7: 6,058,115 km (0.088 R)
• M8: 6,733,251 km (0.1 R)
• M9: 8,504,489 km (0.056 R)
• M10: 9,279,107 km (0.098 R)
• M11: 9,909,213 km (0.1 R)
• M12: 10,847,342 km (0.072 R)
• M13: 11,929,383 km (0.103 R)
• M14: 13,732,636 km (0.117 R)
• M15: 16,339,827 km (0.113 R)
• M16: 17,536,311 km (0.102 R)
• M17: 19,201,635 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 8.1

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.1 AU - 5.44 AU

Year: 8351 Days

Day: 7.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 15,000,703 km

• M1: 107,411 km (0.065 R)
• M2: 692,189 km (0.065 R)
• M3: 1,034,768 km (0.084 R)
• M4: 1,312,273 km (0.065 R)
• M5: 1,697,337 km (0.08 R)
• M6: 2,208,364 km (0.048 R)
• M7: 3,368,794 km (0.061 R)
• M8: 4,230,777 km (0.12 R)
• M9: 5,754,731 km (0.092 R)
• M10: 11,262,775 km (0.051 R)
• M11: 11,584,261 km (0.084 R)
• M12: 13,825,237 km (0.097 R)
• M13: 15,801,275 km (0.098 R)
• M14: 16,891,395 km (0.076 R)
• M15: 18,545,349 km (0.033 R)
• M16: 19,221,082 km (0.108 R)
• M17: 23,799,076 km (0.047 R)
• M18: 24,062,967 km (0.065 R)
• M19: 29,863,924 km (0.062 R)
• M20: 33,250,221 km (0.099 R)
• M21: 35,721,428 km (0.1 R)
• M22: 41,026,169 km (0.049 R)
• M23: 41,533,006 km (0.1 R)
• M24: 41,787,921 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14.2

Radius: 6.8

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.37 AU - 7.89 AU

Year: 13142 Days

Day: 17.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,000,703 km

• M1: 84,972 km (0.061 R)
• M2: 1,888,374 km (0.096 R)
• M3: 2,829,345 km (0.104 R)
• M4: 3,546,966 km (0.115 R)
• M5: 3,902,410 km (0.115 R)
• M6: 4,360,030 km (0.095 R)
• M7: 5,637,446 km (0.07 R)
• M8: 7,598,824 km (0.073 R)
• M9: 8,497,159 km (0.095 R)
• M10: 11,463,386 km (0.11 R)
• M11: 15,797,834 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.7

Radius: 4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.79 AU - 8.09 AU

Year: 14008 Days

Day: 23.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 15,000,703 km

• M1: 51,761 km (0.116 R)
• M2: 256,411 km (0.086 R)
• M3: 429,645 km (0.08 R)
• M4: 707,448 km (0.096 R)
• M5: 2,862,555 km (0.105 R)
• M6: 3,460,049 km (0.119 R)
• M7: 4,005,932 km (0.102 R)
• M8: 6,157,448 km (0.1 R)
• M9: 7,676,016 km (0.11 R)
• M10: 10,840,311 km (0.072 R)
• M11: 10,985,420 km (0.082 R)
• M12: 12,827,868 km (0.101 R)
• M13: 13,153,842 km (0.097 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 18,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit