🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475

Radius: 10.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.15 AU - 1.29 AU

Year: 899 Days

Day: 7.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,557,970 km

• M1: 134,339 km (0.086 R)
• M2: 534,962 km (0.097 R)
• M3: 1,119,890 km (0.094 R)
• M4: 1,475,484 km (0.069 R)
• M5: 2,189,365 km (0.109 R)
• M6: 2,542,715 km (0.075 R)
• M7: 3,668,439 km (0.067 R)
• M8: 5,370,414 km (0.08 R)
• M9: 6,261,718 km (0.086 R)
• M10: 6,894,517 km (0.115 R)
• M11: 7,685,890 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.5

Radius: 12.8

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.89 AU - 2.17 AU

Year: 1929 Days

Day: 9.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,557,970 km

• M1: 159,172 km (0.052 R)
• M2: 733,927 km (0.048 R)
• M3: 1,146,967 km (0.116 R)
• M4: 1,582,446 km (0.104 R)
• M5: 2,161,839 km (0.105 R)
• M6: 2,714,753 km (0.088 R)
• M7: 3,390,037 km (0.1 R)
• M8: 4,008,774 km (0.06 R)
• M9: 4,575,152 km (0.099 R)
• M10: 5,194,337 km (0.099 R)
• M11: 8,714,226 km (0.104 R)
• M12: 9,139,532 km (0.115 R)
• M13: 10,031,884 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.5

Radius: 14.1

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.44 AU - 3.1 AU

Year: 3074 Days

Day: 12.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,557,970 km

• M1: 175,329 km (0.118 R)
• M2: 703,409 km (0.072 R)
• M3: 1,258,118 km (0.075 R)
• M4: 2,174,854 km (0.109 R)
• M5: 4,177,820 km (0.101 R)
• M6: 5,418,734 km (0.112 R)
• M7: 7,300,226 km (0.09 R)
• M8: 7,924,798 km (0.058 R)
• M9: 8,407,550 km (0.109 R)
• M10: 10,375,809 km (0.083 R)
• M11: 10,870,529 km (0.12 R)
• M12: 12,267,773 km (0.077 R)
• M13: 13,295,660 km (0.105 R)
• M14: 14,686,173 km (0.12 R)
• M15: 15,153,068 km (0.088 R)
• M16: 17,464,803 km (0.12 R)
• M17: 18,464,416 km (0.08 R)
• M18: 19,563,811 km (0.053 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.7

Radius: 5.2

Gravity: 16.37 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.59 AU - 7.81 AU

Year: 12883 Days

Day: 20.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,557,970 km

• M1: 64,776 km (0.109 R)
• M2: 247,136 km (0.112 R)
• M3: 531,521 km (0.098 R)
• M4: 956,080 km (0.062 R)
• M5: 1,496,428 km (0.113 R)
• M6: 2,059,514 km (0.112 R)
• M7: 2,526,708 km (0.115 R)
• M8: 7,401,355 km (0.045 R)
• M9: 7,568,455 km (0.067 R)
• M10: 7,823,819 km (0.084 R)
• M11: 12,790,319 km (0.054 R)
• M12: 17,017,057 km (0.079 R)
• M13: 19,841,315 km (0.119 R)
• M14: 21,153,887 km (0.109 R)
• M15: 23,229,707 km (0.119 R)
• M16: 31,451,008 km (0.088 R)
• M17: 44,649,878 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.6

Radius: 4.1

Gravity: 55.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.13 AU - 9.63 AU

Year: 16177 Days

Day: 24.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,557,970 km

• M1: 54,753 km (0.119 R)
• M2: 183,706 km (0.099 R)
• M3: 449,542 km (0.096 R)
• M4: 699,370 km (0.102 R)
• M5: 1,621,641 km (0.12 R)
• M6: 1,908,719 km (0.053 R)
• M7: 2,726,272 km (0.103 R)
• M8: 3,131,981 km (0.078 R)
• M9: 4,522,344 km (0.082 R)
• M10: 4,907,409 km (0.116 R)
• M11: 5,623,534 km (0.058 R)
• M12: 5,782,706 km (0.107 R)
• M13: 6,027,149 km (0.115 R)
• M14: 6,846,945 km (0.111 R)
• M15: 7,166,785 km (0.073 R)
• M16: 9,134,446 km (0.08 R)
• M17: 9,634,851 km (0.098 R)
• M18: 11,120,657 km (0.078 R)
• M19: 13,096,994 km (0.092 R)
• M20: 14,388,772 km (0.077 R)
• M21: 15,684,439 km (0.03 R)
• M22: 16,644,558 km (0.029 R)
• M23: 16,808,368 km (0.086 R)
• M24: 17,643,274 km (0.11 R)
• M25: 19,395,514 km (0.079 R)
• M26: 23,037,773 km (0.055 R)
• M27: 24,066,857 km (0.037 R)
• M28: 26,997,928 km (0.073 R)
• M29: 33,556,448 km (0.115 R)
• M30: 35,821,958 km (0.073 R)
• M31: 38,329,667 km (0.116 R)
• M32: 43,381,139 km (0.117 R)
• M33: 43,691,405 km (0.093 R)
• M34: 49,194,213 km (0.101 R)
• M35: 51,762,210 km (0.102 R)
• M36: 58,664,655 km (0.119 R)
• M37: 62,335,039 km (0.111 R)
• M38: 63,525,090 km (0.054 R)
• M39: 64,326,935 km (0.049 R)
• M40: 66,979,305 km (0.074 R)
• M41: 72,282,998 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.5

Radius: 5.6

Gravity: 19.66 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.41 AU - 10.87 AU

Year: 18427 Days

Day: 22.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,557,970 km

• M1: 69,713 km (0.082 R)
• M2: 304,132 km (0.069 R)
• M3: 531,372 km (0.107 R)
• M4: 4,255,311 km (0.031 R)
• M5: 5,403,924 km (0.107 R)
• M6: 6,572,134 km (0.093 R)
• M7: 6,877,613 km (0.104 R)
• M8: 8,395,881 km (0.092 R)
• M9: 9,341,639 km (0.054 R)
• M10: 13,074,405 km (0.112 R)
• M11: 17,197,921 km (0.051 R)
• M12: 18,285,647 km (0.112 R)
• M13: 21,440,516 km (0.088 R)
• M14: 29,151,090 km (0.114 R)
• M15: 37,825,373 km (0.093 R)
• M16: 43,197,582 km (0.099 R)
• M17: 48,563,059 km (0.066 R)
• M18: 52,261,567 km (0.088 R)
• M19: 54,179,412 km (0.114 R)
• M20: 55,244,998 km (0.104 R)
• M21: 66,477,703 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 13,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit