🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 308.1

Radius: 9.8

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.7 AU - 1.1 AU

Year: 569 Days

Day: 14.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,485,451 km

• M1: 122,221 km (0.039 R)
• M2: 698,622 km (0.113 R)
• M3: 1,085,333 km (0.109 R)
• M4: 1,882,689 km (0.09 R)
• M5: 2,372,473 km (0.117 R)
• M6: 3,073,039 km (0.083 R)
• M7: 3,385,101 km (0.096 R)
• M8: 4,047,221 km (0.069 R)
• M9: 4,677,477 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.3

Radius: 12.8

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.55 AU - 5.39 AU

Year: 7389 Days

Day: 9.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,485,451 km

• M1: 159,172 km (0.102 R)
• M2: 605,273 km (0.055 R)
• M3: 1,334,413 km (0.053 R)
• M4: 2,115,164 km (0.118 R)
• M5: 2,526,858 km (0.119 R)
• M6: 3,824,470 km (0.112 R)
• M7: 4,229,581 km (0.082 R)
• M8: 4,862,529 km (0.071 R)
• M9: 6,012,937 km (0.08 R)
• M10: 7,147,637 km (0.056 R)
• M11: 8,378,229 km (0.085 R)
• M12: 9,791,929 km (0.116 R)
• M13: 11,618,369 km (0.039 R)
• M14: 12,695,324 km (0.118 R)
• M15: 13,201,264 km (0.085 R)
• M16: 14,074,317 km (0.086 R)
• M17: 17,677,083 km (0.073 R)
• M18: 19,690,969 km (0.075 R)
• M19: 22,418,139 km (0.118 R)
• M20: 28,229,417 km (0.1 R)
• M21: 29,384,163 km (0.067 R)
• M22: 30,270,680 km (0.117 R)
• M23: 31,582,654 km (0.107 R)
• M24: 33,996,116 km (0.11 R)
• M25: 38,249,184 km (0.087 R)
• M26: 38,951,546 km (0.075 R)
• M27: 40,141,447 km (0.06 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.8

Radius: 4.9

Gravity: 14.94 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.38 AU - 7.16 AU

Year: 10470 Days

Day: 22.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,485,451 km

• M1: 62,083 km (0.107 R)
• M2: 246,238 km (0.053 R)
• M3: 577,149 km (0.061 R)
• M4: 768,185 km (0.095 R)
• M5: 1,451,847 km (0.075 R)
• M6: 2,092,126 km (0.101 R)
• M7: 2,278,226 km (0.045 R)
• M8: 2,475,396 km (0.025 R)
• M9: 2,645,040 km (0.069 R)
• M10: 2,863,154 km (0.062 R)
• M11: 3,380,613 km (0.117 R)
• M12: 4,432,585 km (0.109 R)
• M13: 4,683,760 km (0.076 R)
• M14: 5,003,450 km (0.119 R)
• M15: 5,525,996 km (0.047 R)
• M16: 5,751,440 km (0.118 R)
• M17: 6,464,722 km (0.108 R)
• M18: 6,643,043 km (0.085 R)
• M19: 7,009,259 km (0.119 R)
• M20: 9,358,843 km (0.111 R)
• M21: 9,541,203 km (0.088 R)
• M22: 10,537,524 km (0.091 R)
• M23: 10,884,442 km (0.108 R)
• M24: 14,118,149 km (0.046 R)
• M25: 14,969,960 km (0.057 R)
• M26: 16,114,683 km (0.087 R)
• M27: 21,594,453 km (0.116 R)
• M28: 28,482,986 km (0.101 R)
• M29: 29,059,087 km (0.027 R)
• M30: 30,633,306 km (0.076 R)
• M31: 34,273,471 km (0.099 R)
• M32: 34,925,119 km (0.056 R)
• M33: 38,774,571 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.2

Radius: 5.5

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.29 AU - 8.21 AU

Year: 11695 Days

Day: 21 Hours

Environment

Temp: -237 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,485,451 km

• M1: 68,516 km (0.097 R)
• M2: 329,863 km (0.053 R)
• M3: 688,300 km (0.052 R)
• M4: 878,289 km (0.091 R)
• M5: 1,070,822 km (0.092 R)
• M6: 2,476,742 km (0.058 R)
• M7: 2,997,193 km (0.084 R)
• M8: 3,562,673 km (0.075 R)
• M9: 4,141,019 km (0.119 R)
• M10: 4,481,803 km (0.111 R)
• M11: 4,965,004 km (0.1 R)
• M12: 7,209,869 km (0.079 R)
• M13: 7,787,467 km (0.071 R)
• M14: 8,306,721 km (0.072 R)
• M15: 8,894,940 km (0.06 R)
• M16: 13,875,651 km (0.053 R)
• M17: 15,293,989 km (0.071 R)
• M18: 21,349,262 km (0.11 R)
• M19: 22,022,153 km (0.102 R)
• M20: 23,498,684 km (0.071 R)
• M21: 23,855,475 km (0.037 R)
• M22: 26,938,388 km (0.064 R)
• M23: 31,125,483 km (0.084 R)
• M24: 34,795,268 km (0.092 R)
• M25: 35,142,634 km (0.098 R)
• M26: 36,793,746 km (0.066 R)
• M27: 38,249,632 km (0.086 R)
• M28: 38,619,588 km (0.049 R)
• M29: 40,889,287 km (0.118 R)
• M30: 43,112,910 km (0.055 R)
• M31: 44,322,259 km (0.083 R)
• M32: 45,278,339 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.2

Radius: 7.6

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.39 AU - 8.19 AU

Year: 13126 Days

Day: 17.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,485,451 km

• M1: 94,546 km (0.087 R)
• M2: 608,115 km (0.105 R)
• M3: 1,124,527 km (0.098 R)
• M4: 1,427,762 km (0.118 R)
• M5: 1,719,179 km (0.077 R)
• M6: 2,013,288 km (0.081 R)
• M7: 3,708,232 km (0.097 R)
• M8: 7,141,653 km (0.108 R)
• M9: 11,403,995 km (0.1 R)
• M10: 15,299,374 km (0.075 R)
• M11: 17,425,160 km (0.11 R)
• M12: 19,826,804 km (0.1 R)
• M13: 21,606,121 km (0.112 R)
• M14: 22,628,772 km (0.083 R)
• M15: 27,257,031 km (0.043 R)
• M16: 29,791,518 km (0.098 R)
• M17: 30,133,349 km (0.102 R)
• M18: 35,963,777 km (0.095 R)
• M19: 36,741,686 km (0.102 R)
• M20: 43,227,502 km (0.107 R)
• M21: 46,969,692 km (0.096 R)
• M22: 50,275,506 km (0.083 R)
• M23: 52,729,509 km (0.104 R)
• M24: 54,239,700 km (0.113 R)
• M25: 54,920,071 km (0.087 R)
• M26: 58,229,625 km (0.094 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 16,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit