🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.2

Radius: 11.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.31 AU - 2.01 AU

Year: 1503 Days

Day: 12.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,416,140 km

• M1: 144,212 km (0.066 R)
• M2: 556,953 km (0.119 R)
• M3: 1,041,650 km (0.113 R)
• M4: 1,700,479 km (0.114 R)
• M5: 2,232,748 km (0.115 R)
• M6: 3,261,832 km (0.096 R)
• M7: 3,850,051 km (0.106 R)
• M8: 4,973,531 km (0.06 R)
• M9: 5,622,636 km (0.12 R)
• M10: 7,218,995 km (0.082 R)
• M11: 7,668,237 km (0.108 R)
• M12: 8,334,097 km (0.112 R)
• M13: 8,769,726 km (0.086 R)
• M14: 9,941,526 km (0.075 R)
• M15: 10,498,479 km (0.104 R)
• M16: 11,215,053 km (0.094 R)
• M17: 12,519,098 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.5

Radius: 11.8

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.44 AU - 1.92 AU

Year: 1531 Days

Day: 8.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,416,140 km

• M1: 146,756 km (0.099 R)
• M2: 577,298 km (0.097 R)
• M3: 1,145,920 km (0.089 R)
• M4: 1,783,506 km (0.116 R)
• M5: 2,621,254 km (0.091 R)
• M6: 3,130,335 km (0.12 R)
• M7: 3,787,818 km (0.094 R)
• M8: 4,203,551 km (0.118 R)
• M9: 4,592,206 km (0.11 R)
• M10: 5,086,477 km (0.104 R)
• M11: 6,323,652 km (0.077 R)
• M12: 6,987,567 km (0.045 R)
• M13: 7,616,177 km (0.115 R)
• M14: 9,138,485 km (0.079 R)
• M15: 12,026,322 km (0.096 R)
• M16: 12,776,406 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369

Radius: 11.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.43 AU - 2.11 AU

Year: 1655 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,416,140 km

• M1: 140,472 km (0.101 R)
• M2: 493,374 km (0.046 R)
• M3: 889,659 km (0.116 R)
• M4: 1,393,504 km (0.105 R)
• M5: 1,764,656 km (0.095 R)
• M6: 2,514,291 km (0.084 R)
• M7: 3,345,607 km (0.101 R)
• M8: 4,298,396 km (0.106 R)
• M9: 4,905,613 km (0.117 R)
• M10: 5,632,360 km (0.036 R)
• M11: 6,429,417 km (0.056 R)
• M12: 8,694,479 km (0.045 R)
• M13: 9,484,954 km (0.105 R)
• M14: 9,944,369 km (0.119 R)
• M15: 10,354,566 km (0.079 R)
• M16: 10,841,956 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.9

Radius: 10.7

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5 AU - 5.1 AU

Year: 7977 Days

Day: 6.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,416,140 km

• M1: 133,591 km (0.09 R)
• M2: 469,887 km (0.045 R)
• M3: 840,441 km (0.117 R)
• M4: 1,830,031 km (0.103 R)
• M5: 2,220,182 km (0.094 R)
• M6: 2,607,192 km (0.087 R)
• M7: 3,171,325 km (0.073 R)
• M8: 5,331,967 km (0.106 R)
• M9: 7,255,796 km (0.101 R)
• M10: 7,657,317 km (0.088 R)
• M11: 8,116,133 km (0.117 R)
• M12: 10,137,949 km (0.112 R)
• M13: 11,212,660 km (0.057 R)
• M14: 12,192,974 km (0.066 R)
• M15: 13,407,709 km (0.059 R)
• M16: 14,828,889 km (0.047 R)
• M17: 15,942,047 km (0.085 R)
• M18: 16,484,937 km (0.053 R)
• M19: 19,309,196 km (0.028 R)
• M20: 21,118,133 km (0.116 R)
• M21: 21,773,072 km (0.105 R)
• M22: 32,311,943 km (0.099 R)
• M23: 32,853,637 km (0.052 R)
• M24: 33,955,276 km (0.055 R)
• M25: 34,967,605 km (0.091 R)
• M26: 37,765,534 km (0.088 R)
• M27: 40,084,001 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.9

Radius: 5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.21 AU - 7.93 AU

Year: 13214 Days

Day: 18.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,416,140 km

• M1: 62,233 km (0.09 R)
• M2: 385,364 km (0.069 R)
• M3: 803,341 km (0.101 R)
• M4: 1,425,219 km (0.09 R)
• M5: 1,634,058 km (0.038 R)
• M6: 2,750,506 km (0.057 R)
• M7: 4,539,398 km (0.09 R)
• M8: 6,823,159 km (0.1 R)
• M9: 7,486,625 km (0.116 R)
• M10: 8,375,237 km (0.043 R)
• M11: 9,292,421 km (0.106 R)
• M12: 9,653,102 km (0.1 R)
• M13: 11,055,582 km (0.057 R)
• M14: 11,782,179 km (0.106 R)
• M15: 15,008,556 km (0.099 R)
• M16: 15,785,268 km (0.119 R)
• M17: 17,418,578 km (0.091 R)
• M18: 18,028,189 km (0.034 R)
• M19: 18,338,305 km (0.108 R)
• M20: 20,542,181 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.7

Radius: 6.8

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.09 AU - 9.67 AU

Year: 20194 Days

Day: 19.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,416,140 km

• M1: 85,869 km (0.107 R)
• M2: 432,039 km (0.091 R)
• M3: 656,136 km (0.085 R)
• M4: 1,217,727 km (0.118 R)
• M5: 2,194,451 km (0.081 R)
• M6: 3,381,510 km (0.116 R)
• M7: 3,959,257 km (0.078 R)
• M8: 4,407,004 km (0.117 R)
• M9: 8,666,205 km (0.079 R)
• M10: 10,073,621 km (0.094 R)
• M11: 11,418,207 km (0.059 R)
• M12: 13,047,926 km (0.078 R)
• M13: 13,276,362 km (0.116 R)
• M14: 19,819,025 km (0.091 R)
• M15: 21,123,967 km (0.076 R)
• M16: 24,765,927 km (0.093 R)
• M17: 26,643,082 km (0.087 R)
• M18: 29,584,325 km (0.053 R)
• M19: 31,592,826 km (0.116 R)
• M20: 32,630,288 km (0.046 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 14,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit