🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.8

Radius: 12.6

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.75 AU - 1.25 AU

Year: 703 Days

Day: 11.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,975,014 km

• M1: 156,629 km (0.095 R)
• M2: 571,015 km (0.12 R)
• M3: 977,173 km (0.047 R)
• M4: 1,666,520 km (0.093 R)
• M5: 3,282,327 km (0.058 R)
• M6: 4,397,878 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186

Radius: 8.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.91 AU - 1.17 AU

Year: 746 Days

Day: 10.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,975,014 km

• M1: 121,025 km (0.119 R)
• M2: 551,119 km (0.049 R)
• M3: 1,217,128 km (0.111 R)
• M4: 1,680,732 km (0.116 R)
• M5: 2,129,974 km (0.108 R)
• M6: 3,235,952 km (0.12 R)
• M7: 3,973,020 km (0.117 R)
• M8: 4,788,329 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.2

Radius: 13.2

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.89 AU - 2.11 AU

Year: 1988 Days

Day: 8.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,975,014 km

• M1: 165,455 km (0.095 R)
• M2: 595,848 km (0.063 R)
• M3: 1,122,433 km (0.084 R)
• M4: 1,596,060 km (0.109 R)
• M5: 2,166,925 km (0.06 R)
• M6: 2,635,615 km (0.091 R)
• M7: 3,511,212 km (0.109 R)
• M8: 4,385,462 km (0.071 R)
• M9: 5,189,999 km (0.114 R)
• M10: 5,664,523 km (0.103 R)
• M11: 6,565,252 km (0.114 R)
• M12: 8,234,016 km (0.092 R)
• M13: 8,651,394 km (0.066 R)
• M14: 10,464,521 km (0.043 R)
• M15: 11,421,199 km (0.104 R)
• M16: 14,273,282 km (0.097 R)
• M17: 15,595,129 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.4

Radius: 13.9

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.38 AU - 3.18 AU

Year: 3258 Days

Day: 10.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,975,014 km

• M1: 187,297 km (0.102 R)
• M2: 908,209 km (0.098 R)
• M3: 1,457,981 km (0.111 R)
• M4: 1,984,715 km (0.11 R)
• M5: 2,451,012 km (0.119 R)
• M6: 3,079,771 km (0.044 R)
• M7: 3,530,959 km (0.078 R)
• M8: 4,113,792 km (0.109 R)
• M9: 5,527,941 km (0.119 R)
• M10: 6,376,460 km (0.098 R)
• M11: 6,957,647 km (0.1 R)
• M12: 7,674,670 km (0.086 R)
• M13: 9,104,676 km (0.104 R)
• M14: 9,605,829 km (0.11 R)
• M15: 13,797,112 km (0.113 R)
• M16: 14,459,532 km (0.102 R)
• M17: 15,574,335 km (0.108 R)
• M18: 16,860,278 km (0.115 R)
• M19: 19,326,549 km (0.07 R)
• M20: 24,741,094 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.6

Radius: 3.6

Gravity: 46.5 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5 AU - 7 AU

Year: 10331 Days

Day: 21.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,975,014 km

• M1: 48,171 km (0.094 R)
• M2: 222,751 km (0.06 R)
• M3: 550,969 km (0.117 R)
• M4: 701,165 km (0.113 R)
• M5: 937,231 km (0.111 R)
• M6: 1,118,842 km (0.116 R)
• M7: 1,273,227 km (0.083 R)
• M8: 3,090,991 km (0.115 R)
• M9: 3,644,354 km (0.092 R)
• M10: 3,799,038 km (0.095 R)
• M11: 4,520,249 km (0.117 R)
• M12: 5,427,411 km (0.109 R)
• M13: 5,663,327 km (0.045 R)
• M14: 6,012,338 km (0.084 R)
• M15: 6,947,026 km (0.084 R)
• M16: 8,502,096 km (0.06 R)
• M17: 9,005,792 km (0.097 R)
• M18: 10,122,690 km (0.086 R)
• M19: 10,898,803 km (0.086 R)
• M20: 18,286,096 km (0.051 R)
• M21: 22,727,657 km (0.106 R)
• M22: 24,233,359 km (0.051 R)
• M23: 31,029,142 km (0.097 R)
• M24: 32,990,070 km (0.092 R)
• M25: 45,681,056 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.2

Radius: 7

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.2 AU - 10.88 AU

Year: 19106 Days

Day: 15.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,975,014 km

• M1: 87,066 km (0.101 R)
• M2: 344,823 km (0.067 R)
• M3: 1,160,580 km (0.108 R)
• M4: 1,593,367 km (0.089 R)
• M5: 2,208,962 km (0.059 R)
• M6: 2,731,807 km (0.078 R)
• M7: 3,098,621 km (0.106 R)
• M8: 3,782,881 km (0.103 R)
• M9: 4,530,422 km (0.087 R)
• M10: 4,869,411 km (0.101 R)
• M11: 7,225,727 km (0.092 R)
• M12: 9,092,409 km (0.082 R)
• M13: 11,443,639 km (0.081 R)
• M14: 12,396,577 km (0.09 R)
• M15: 13,060,642 km (0.061 R)
• M16: 19,693,363 km (0.113 R)
• M17: 20,688,638 km (0.049 R)
• M18: 21,058,743 km (0.09 R)
• M19: 26,714,290 km (0.079 R)
• M20: 27,374,466 km (0.088 R)
• M21: 30,599,646 km (0.11 R)
• M22: 31,810,342 km (0.077 R)
• M23: 33,431,534 km (0.111 R)
• M24: 34,585,681 km (0.045 R)
• M25: 38,345,973 km (0.096 R)
• M26: 41,485,135 km (0.084 R)
• M27: 41,778,796 km (0.099 R)
• M28: 45,255,600 km (0.054 R)
• M29: 46,350,806 km (0.115 R)
• M30: 48,431,563 km (0.102 R)
• M31: 51,923,027 km (0.104 R)
• M32: 67,163,610 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 10,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit