🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.4

Radius: 9

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.26 AU - 3.42 AU

Year: 3304 Days

Day: 12.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,118,231 km

• M1: 115,789 km (0.037 R)
• M2: 472,580 km (0.088 R)
• M3: 769,083 km (0.11 R)
• M4: 1,446,462 km (0.116 R)
• M5: 2,013,438 km (0.11 R)
• M6: 2,298,721 km (0.057 R)
• M7: 2,597,767 km (0.09 R)
• M8: 4,158,671 km (0.077 R)
• M9: 4,914,290 km (0.109 R)
• M10: 5,214,832 km (0.1 R)
• M11: 6,215,642 km (0.089 R)
• M12: 6,567,795 km (0.087 R)
• M13: 7,906,247 km (0.105 R)
• M14: 9,748,545 km (0.104 R)
• M15: 11,784,423 km (0.115 R)
• M16: 12,207,785 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.8

Radius: 10.2

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.12 AU - 3.98 AU

Year: 4617 Days

Day: 12.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,118,231 km

• M1: 126,859 km (0.077 R)
• M2: 847,622 km (0.1 R)
• M3: 1,301,202 km (0.092 R)
• M4: 1,686,417 km (0.035 R)
• M5: 2,041,263 km (0.118 R)
• M6: 2,887,987 km (0.073 R)
• M7: 3,290,256 km (0.117 R)
• M8: 3,650,487 km (0.116 R)
• M9: 4,016,104 km (0.094 R)
• M10: 4,990,136 km (0.072 R)
• M11: 5,975,687 km (0.118 R)
• M12: 6,573,330 km (0.119 R)
• M13: 6,963,033 km (0.079 R)
• M14: 7,336,429 km (0.079 R)
• M15: 8,294,304 km (0.042 R)
• M16: 8,929,497 km (0.077 R)
• M17: 9,333,561 km (0.106 R)
• M18: 10,537,973 km (0.11 R)
• M19: 11,156,710 km (0.094 R)
• M20: 17,122,523 km (0.109 R)
• M21: 18,622,990 km (0.112 R)
• M22: 21,489,435 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.2

Radius: 14.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.23 AU - 4.73 AU

Year: 6545 Days

Day: 7.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,118,231 km

• M1: 186,549 km (0.101 R)
• M2: 688,599 km (0.093 R)
• M3: 1,164,619 km (0.05 R)
• M4: 2,381,449 km (0.068 R)
• M5: 4,779,652 km (0.096 R)
• M6: 5,949,807 km (0.091 R)
• M7: 6,479,383 km (0.111 R)
• M8: 9,510,834 km (0.081 R)
• M9: 10,424,728 km (0.055 R)
• M10: 11,236,894 km (0.097 R)
• M11: 16,199,804 km (0.097 R)
• M12: 18,373,910 km (0.116 R)
• M13: 18,875,960 km (0.045 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.7

Radius: 4.2

Gravity: 52.76 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.7 AU - 7.58 AU

Year: 10502 Days

Day: 20.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,118,231 km

• M1: 52,210 km (0.118 R)
• M2: 233,522 km (0.11 R)
• M3: 366,515 km (0.081 R)
• M4: 497,263 km (0.084 R)
• M5: 939,624 km (0.113 R)
• M6: 1,320,800 km (0.102 R)
• M7: 3,378,369 km (0.059 R)
• M8: 3,612,190 km (0.081 R)
• M9: 5,888,023 km (0.037 R)
• M10: 6,037,022 km (0.086 R)
• M11: 6,578,417 km (0.112 R)
• M12: 7,278,684 km (0.112 R)
• M13: 7,712,967 km (0.112 R)
• M14: 7,846,558 km (0.054 R)
• M15: 9,831,273 km (0.119 R)
• M16: 11,479,243 km (0.082 R)
• M17: 11,947,933 km (0.089 R)
• M18: 13,430,747 km (0.066 R)
• M19: 13,754,477 km (0.109 R)
• M20: 19,499,933 km (0.115 R)
• M21: 22,619,946 km (0.043 R)
• M22: 26,661,632 km (0.099 R)
• M23: 27,378,954 km (0.092 R)
• M24: 28,003,973 km (0.059 R)
• M25: 28,320,074 km (0.068 R)
• M26: 29,499,204 km (0.076 R)
• M27: 34,664,519 km (0.046 R)
• M28: 38,423,615 km (0.076 R)
• M29: 42,168,947 km (0.051 R)
• M30: 44,844,505 km (0.079 R)
• M31: 45,277,142 km (0.113 R)
• M32: 46,004,188 km (0.105 R)
• M33: 50,220,155 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407.8

Radius: 3.7

Gravity: 29.79 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.32 AU - 8.94 AU

Year: 16001 Days

Day: 18 Hours

Environment

Temp: -240 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,118,231 km

• M1: 46,675 km (0.095 R)
• M2: 389,403 km (0.057 R)
• M3: 789,129 km (0.067 R)
• M4: 959,970 km (0.105 R)
• M5: 1,308,533 km (0.045 R)
• M6: 2,682,439 km (0.03 R)
• M7: 3,094,282 km (0.108 R)
• M8: 3,417,115 km (0.082 R)
• M9: 4,042,733 km (0.071 R)
• M10: 4,158,821 km (0.117 R)
• M11: 4,277,153 km (0.039 R)
• M12: 5,135,844 km (0.103 R)
• M13: 5,587,780 km (0.093 R)
• M14: 7,271,653 km (0.078 R)
• M15: 9,468,498 km (0.09 R)
• M16: 10,093,069 km (0.098 R)
• M17: 12,070,753 km (0.094 R)
• M18: 12,618,281 km (0.084 R)
• M19: 13,118,536 km (0.09 R)
• M20: 15,322,712 km (0.111 R)
• M21: 18,231,343 km (0.088 R)
• M22: 18,789,642 km (0.088 R)
• M23: 19,032,440 km (0.041 R)
• M24: 19,606,895 km (0.119 R)
• M25: 19,940,349 km (0.096 R)
• M26: 24,432,773 km (0.082 R)
• M27: 26,708,306 km (0.108 R)
• M28: 27,427,872 km (0.033 R)
• M29: 29,013,310 km (0.114 R)
• M30: 29,229,330 km (0.047 R)
• M31: 36,970,271 km (0.101 R)
• M32: 39,959,237 km (0.116 R)
• M33: 43,245,752 km (0.119 R)
• M34: 43,952,303 km (0.11 R)
• M35: 44,237,138 km (0.087 R)
• M36: 45,679,560 km (0.1 R)
• M37: 47,601,294 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.7

Radius: 7.9

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.03 AU - 10.63 AU

Year: 18111 Days

Day: 20.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 159.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,118,231 km

• M1: 124,316 km (0.082 R)
• M2: 418,575 km (0.095 R)
• M3: 765,343 km (0.098 R)
• M4: 1,386,623 km (0.095 R)
• M5: 1,736,233 km (0.119 R)
• M6: 2,065,348 km (0.115 R)
• M7: 5,102,783 km (0.091 R)
• M8: 5,941,728 km (0.108 R)
• M9: 6,436,448 km (0.107 R)
• M10: 10,057,614 km (0.116 R)
• M11: 12,068,359 km (0.055 R)
• M12: 13,901,831 km (0.104 R)
• M13: 19,864,952 km (0.079 R)
• M14: 20,137,369 km (0.115 R)
• M15: 26,561,102 km (0.064 R)
• M16: 27,900,751 km (0.114 R)
• M17: 30,714,238 km (0.095 R)
• M18: 35,546,698 km (0.074 R)
• M19: 38,846,378 km (0.115 R)
• M20: 39,272,732 km (0.085 R)
• M21: 56,237,879 km (0.093 R)
• M22: 62,435,419 km (0.088 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: 392 - 15,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit