🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.8

Radius: 8.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.69 AU - 0.87 AU

Year: 459 Days

Day: 13.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 77,226,734 km

• M1: 105,766 km (0.1 R)
• M2: 427,850 km (0.082 R)
• M3: 752,776 km (0.046 R)
• M4: 1,096,253 km (0.081 R)
• M5: 1,402,031 km (0.116 R)
• M6: 1,911,113 km (0.036 R)
• M7: 2,823,510 km (0.071 R)
• M8: 3,637,173 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.9

Radius: 9.1

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.78 AU - 0.86 AU

Year: 495 Days

Day: 10.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,226,734 km

• M1: 113,096 km (0.112 R)
• M2: 398,828 km (0.103 R)
• M3: 756,516 km (0.102 R)
• M4: 1,185,264 km (0.101 R)
• M5: 1,536,669 km (0.12 R)
• M6: 1,901,987 km (0.057 R)
• M7: 2,218,088 km (0.09 R)
• M8: 3,712,570 km (0.091 R)
• M9: 5,668,263 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.4

Radius: 13.2

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.27 AU - 1.41 AU

Year: 1034 Days

Day: 12.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,226,734 km

• M1: 164,109 km (0.109 R)
• M2: 726,447 km (0.102 R)
• M3: 1,142,928 km (0.052 R)
• M4: 1,622,987 km (0.091 R)
• M5: 2,094,520 km (0.118 R)
• M6: 2,771,151 km (0.115 R)
• M7: 3,400,808 km (0.109 R)
• M8: 4,004,436 km (0.03 R)
• M9: 4,965,901 km (0.119 R)
• M10: 6,036,274 km (0.052 R)
• M11: 6,710,811 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.1

Radius: 9.8

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.65 AU - 2.29 AU

Year: 1844 Days

Day: 9.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,226,734 km

• M1: 121,922 km (0.067 R)
• M2: 694,882 km (0.026 R)
• M3: 1,021,454 km (0.053 R)
• M4: 1,381,836 km (0.065 R)
• M5: 2,648,032 km (0.113 R)
• M6: 3,892,686 km (0.045 R)
• M7: 4,325,174 km (0.112 R)
• M8: 5,001,655 km (0.11 R)
• M9: 5,331,818 km (0.059 R)
• M10: 6,209,060 km (0.111 R)
• M11: 6,539,073 km (0.074 R)
• M12: 6,961,537 km (0.088 R)
• M13: 7,715,660 km (0.082 R)
• M14: 8,554,305 km (0.089 R)
• M15: 10,518,825 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.2

Radius: 10.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.94 AU - 2.06 AU

Year: 1886 Days

Day: 11.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,226,734 km

• M1: 125,812 km (0.091 R)
• M2: 818,001 km (0.095 R)
• M3: 1,307,336 km (0.067 R)
• M4: 2,190,861 km (0.113 R)
• M5: 2,857,768 km (0.12 R)
• M6: 4,015,805 km (0.113 R)
• M7: 4,505,140 km (0.095 R)
• M8: 5,342,738 km (0.12 R)
• M9: 6,458,888 km (0.106 R)
• M10: 8,110,000 km (0.025 R)
• M11: 8,590,508 km (0.116 R)
• M12: 9,146,563 km (0.118 R)
• M13: 9,608,671 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.9

Radius: 11.4

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.11 AU - 2.95 AU

Year: 2684 Days

Day: 9.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,226,734 km

• M1: 146,008 km (0.052 R)
• M2: 529,876 km (0.077 R)
• M3: 956,529 km (0.054 R)
• M4: 1,542,354 km (0.051 R)
• M5: 2,127,132 km (0.105 R)
• M6: 3,472,615 km (0.106 R)
• M7: 4,328,465 km (0.068 R)
• M8: 5,341,841 km (0.12 R)
• M9: 6,660,247 km (0.084 R)
• M10: 7,244,426 km (0.08 R)
• M11: 7,949,481 km (0.072 R)
• M12: 8,918,127 km (0.066 R)
• M13: 9,761,710 km (0.098 R)
• M14: 13,342,484 km (0.081 R)
• M15: 14,489,003 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.5

Radius: 3.4

Gravity: 85.51 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.81 AU - 10.53 AU

Year: 17024 Days

Day: 18.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 176.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 77,226,734 km

• M1: 42,935 km (0.088 R)
• M2: 308,022 km (0.061 R)
• M3: 428,149 km (0.056 R)
• M4: 697,575 km (0.083 R)
• M5: 921,523 km (0.114 R)
• M6: 1,262,756 km (0.101 R)
• M7: 2,253,842 km (0.111 R)
• M8: 2,500,977 km (0.1 R)
• M9: 3,437,460 km (0.09 R)
• M10: 5,679,483 km (0.119 R)
• M11: 8,524,984 km (0.091 R)
• M12: 8,685,353 km (0.107 R)
• M13: 9,748,396 km (0.105 R)
• M14: 12,953,979 km (0.049 R)
• M15: 13,452,439 km (0.108 R)
• M16: 13,889,714 km (0.095 R)
• M17: 14,336,263 km (0.082 R)
• M18: 15,415,612 km (0.115 R)
• M19: 17,219,313 km (0.044 R)
• M20: 23,152,664 km (0.112 R)
• M21: 23,360,605 km (0.12 R)
• M22: 24,526,272 km (0.075 R)
• M23: 25,953,286 km (0.067 R)
• M24: 29,577,444 km (0.084 R)
• M25: 31,066,391 km (0.082 R)
• M26: 31,192,652 km (0.095 R)
• M27: 32,734,856 km (0.067 R)
• M28: 34,869,319 km (0.116 R)
• M29: 38,532,372 km (0.096 R)
• M30: 39,709,109 km (0.119 R)
• M31: 39,857,809 km (0.086 R)
• M32: 40,909,483 km (0.106 R)
• M33: 42,911,401 km (0.069 R)
• M34: 43,382,485 km (0.114 R)
• M35: 46,611,555 km (0.092 R)
• M36: 51,396,144 km (0.076 R)
• M37: 58,014,653 km (0.078 R)
• M38: 58,783,436 km (0.053 R)
• M39: 63,742,157 km (0.108 R)
• M40: 64,560,457 km (0.054 R)
• M41: 65,385,938 km (0.099 R)
• M42: 68,972,397 km (0.093 R)
• M43: 70,051,597 km (0.101 R)
• M44: 72,910,262 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 13,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit