🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.9

Radius: 12.8

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.64 AU - 0.7 AU

Year: 366 Days

Day: 14.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,144,424 km

• M1: 160,219 km (0.101 R)
• M2: 411,843 km (0.069 R)
• M3: 654,939 km (0.066 R)
• M4: 958,025 km (0.101 R)
• M5: 1,348,475 km (0.12 R)
• M6: 1,603,988 km (0.11 R)
• M7: 1,847,085 km (0.104 R)
• M8: 2,162,437 km (0.119 R)
• M9: 2,432,611 km (0.1 R)
• M10: 2,835,179 km (0.071 R)
• M11: 3,212,016 km (0.12 R)
• M12: 3,640,315 km (0.047 R)
• M13: 4,220,006 km (0.033 R)
• M14: 4,895,740 km (0.092 R)
• M15: 5,210,344 km (0.077 R)
• M16: 5,579,253 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.4

Radius: 10.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.87 AU - 1.37 AU

Year: 790 Days

Day: 13 Hours

Environment

Temp: -180 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,144,424 km

• M1: 135,236 km (0.084 R)
• M2: 340,784 km (0.073 R)
• M3: 828,323 km (0.114 R)
• M4: 1,292,077 km (0.078 R)
• M5: 1,493,136 km (0.056 R)
• M6: 1,716,935 km (0.114 R)
• M7: 2,208,065 km (0.083 R)
• M8: 2,663,590 km (0.091 R)
• M9: 2,860,162 km (0.091 R)
• M10: 3,127,643 km (0.104 R)
• M11: 3,759,993 km (0.107 R)
• M12: 3,963,596 km (0.113 R)
• M13: 4,607,614 km (0.07 R)
• M14: 5,170,701 km (0.111 R)
• M15: 5,905,526 km (0.115 R)
• M16: 6,949,419 km (0.056 R)

Asteroid Belt

Center: 1.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.6

Radius: 9.6

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.89 AU - 2.43 AU

Year: 2117 Days

Day: 14.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,144,424 km

• M1: 119,529 km (0.056 R)
• M2: 407,056 km (0.098 R)
• M3: 652,546 km (0.116 R)
• M4: 2,242,023 km (0.042 R)
• M5: 2,664,488 km (0.113 R)
• M6: 2,890,231 km (0.114 R)
• M7: 3,996,806 km (0.114 R)
• M8: 4,330,709 km (0.113 R)
• M9: 5,009,434 km (0.075 R)
• M10: 5,320,299 km (0.088 R)
• M11: 6,483,871 km (0.057 R)
• M12: 6,837,969 km (0.063 R)
• M13: 8,935,630 km (0.103 R)
• M14: 9,330,419 km (0.116 R)
• M15: 9,819,903 km (0.117 R)
• M16: 12,071,501 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.9

Radius: 13.8

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.93 AU - 3.13 AU

Year: 2684 Days

Day: 6.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,144,424 km

• M1: 175,179 km (0.106 R)
• M2: 571,763 km (0.106 R)
• M3: 1,056,011 km (0.08 R)
• M4: 2,215,245 km (0.071 R)
• M5: 2,753,050 km (0.078 R)
• M6: 3,293,547 km (0.085 R)
• M7: 3,661,408 km (0.109 R)
• M8: 4,099,879 km (0.117 R)
• M9: 4,511,273 km (0.03 R)
• M10: 5,848,379 km (0.038 R)
• M11: 6,340,855 km (0.108 R)
• M12: 6,831,985 km (0.11 R)
• M13: 7,500,987 km (0.058 R)
• M14: 8,249,874 km (0.081 R)
• M15: 8,662,614 km (0.104 R)
• M16: 9,010,130 km (0.1 R)
• M17: 9,856,854 km (0.097 R)
• M18: 10,362,046 km (0.05 R)
• M19: 10,742,473 km (0.111 R)
• M20: 12,629,651 km (0.065 R)
• M21: 13,384,970 km (0.092 R)
• M22: 14,162,580 km (0.084 R)
• M23: 16,594,443 km (0.111 R)
• M24: 16,903,512 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.7

Radius: 14.1

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.45 AU - 5.05 AU

Year: 6904 Days

Day: 14.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,144,424 km

• M1: 302,337 km (0.069 R)
• M2: 587,920 km (0.111 R)
• M3: 940,073 km (0.109 R)
• M4: 1,825,842 km (0.105 R)
• M5: 2,221,528 km (0.087 R)
• M6: 2,558,572 km (0.094 R)
• M7: 2,885,743 km (0.071 R)
• M8: 3,253,006 km (0.108 R)
• M9: 4,675,532 km (0.091 R)
• M10: 5,290,678 km (0.118 R)
• M11: 5,739,622 km (0.104 R)
• M12: 6,234,042 km (0.088 R)
• M13: 6,611,627 km (0.092 R)
• M14: 7,547,213 km (0.114 R)
• M15: 7,933,175 km (0.059 R)
• M16: 9,509,488 km (0.117 R)
• M17: 9,842,343 km (0.117 R)
• M18: 10,352,322 km (0.114 R)
• M19: 11,088,493 km (0.104 R)
• M20: 11,557,034 km (0.092 R)
• M21: 11,998,198 km (0.112 R)
• M22: 13,807,285 km (0.102 R)
• M23: 14,946,174 km (0.067 R)
• M24: 18,221,918 km (0.08 R)
• M25: 20,296,242 km (0.052 R)
• M26: 22,026,790 km (0.116 R)
• M27: 22,534,376 km (0.114 R)
• M28: 23,619,260 km (0.086 R)
• M29: 24,997,954 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.3

Radius: 6

Gravity: 23.23 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.65 AU - 6.57 AU

Year: 10071 Days

Day: 20.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 79.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 50,144,424 km

• M1: 112,049 km (0.076 R)
• M2: 519,105 km (0.105 R)
• M3: 742,604 km (0.113 R)
• M4: 1,833,771 km (0.046 R)
• M5: 2,151,217 km (0.111 R)
• M6: 2,298,272 km (0.081 R)
• M7: 2,841,163 km (0.043 R)
• M8: 3,084,708 km (0.104 R)
• M9: 3,961,651 km (0.075 R)
• M10: 4,220,306 km (0.119 R)
• M11: 4,397,280 km (0.116 R)
• M12: 5,272,278 km (0.109 R)
• M13: 5,537,066 km (0.065 R)
• M14: 5,842,844 km (0.092 R)
• M15: 6,192,454 km (0.106 R)
• M16: 7,496,648 km (0.1 R)
• M17: 8,380,922 km (0.072 R)
• M18: 8,841,683 km (0.057 R)
• M19: 9,622,584 km (0.067 R)
• M20: 10,809,194 km (0.1 R)
• M21: 11,332,188 km (0.091 R)
• M22: 11,720,395 km (0.111 R)
• M23: 13,443,463 km (0.06 R)
• M24: 13,972,890 km (0.047 R)
• M25: 15,566,406 km (0.101 R)
• M26: 17,484,700 km (0.082 R)
• M27: 17,604,528 km (0.113 R)
• M28: 19,832,339 km (0.106 R)
• M29: 22,193,443 km (0.119 R)
• M30: 26,719,825 km (0.047 R)
• M31: 32,641,807 km (0.091 R)
• M32: 32,887,745 km (0.081 R)
• M33: 33,052,303 km (0.109 R)
• M34: 33,631,247 km (0.115 R)
• M35: 33,797,450 km (0.083 R)
• M36: 39,068,082 km (0.043 R)
• M37: 39,968,512 km (0.104 R)
• M38: 40,149,825 km (0.106 R)
• M39: 41,154,524 km (0.051 R)
• M40: 42,171,640 km (0.109 R)
• M41: 42,919,180 km (0.114 R)
• M42: 46,267,181 km (0.03 R)
• M43: 48,535,683 km (0.074 R)
• M44: 51,165,763 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.3

Radius: 3.4

Gravity: 57.12 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.9 AU - 6.98 AU

Year: 10898 Days

Day: 23.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 53.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 50,144,424 km

• M1: 126,560 km (0.049 R)
• M2: 260,599 km (0.078 R)
• M3: 324,179 km (0.112 R)
• M4: 466,297 km (0.03 R)
• M5: 543,339 km (0.065 R)
• M6: 704,905 km (0.076 R)
• M7: 825,182 km (0.087 R)
• M8: 1,154,596 km (0.119 R)
• M9: 1,357,152 km (0.101 R)
• M10: 1,422,825 km (0.115 R)
• M11: 1,594,265 km (0.114 R)
• M12: 1,683,724 km (0.112 R)
• M13: 2,230,803 km (0.098 R)
• M14: 2,738,987 km (0.053 R)
• M15: 2,856,422 km (0.12 R)
• M16: 5,366,973 km (0.117 R)
• M17: 6,250,199 km (0.06 R)
• M18: 7,050,398 km (0.081 R)
• M19: 7,546,016 km (0.091 R)
• M20: 8,964,652 km (0.072 R)
• M21: 9,654,149 km (0.075 R)
• M22: 17,364,872 km (0.069 R)
• M23: 17,482,905 km (0.099 R)
• M24: 18,259,916 km (0.097 R)
• M25: 18,869,079 km (0.083 R)
• M26: 20,054,343 km (0.089 R)
• M27: 20,244,781 km (0.055 R)
• M28: 23,005,609 km (0.111 R)
• M29: 25,370,004 km (0.069 R)
• M30: 28,753,309 km (0.108 R)
• M31: 31,548,994 km (0.087 R)
• M32: 32,671,277 km (0.062 R)
• M33: 33,158,218 km (0.07 R)
• M34: 33,239,749 km (0.105 R)
• M35: 33,648,899 km (0.097 R)
• M36: 34,143,021 km (0.118 R)
• M37: 37,270,365 km (0.091 R)
• M38: 38,139,080 km (0.038 R)
• M39: 39,106,379 km (0.083 R)
• M40: 40,175,406 km (0.117 R)
• M41: 41,440,705 km (0.107 R)
• M42: 42,725,750 km (0.119 R)
• M43: 46,216,467 km (0.053 R)
• M44: 47,475,483 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 18,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit