🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 35.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,031,506 km

• M1: 232,924 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.5

Radius: 14.2

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.55 AU - 2.21 AU

Year: 1691 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,031,506 km

• M1: 176,675 km (0.104 R)
• M2: 655,089 km (0.077 R)
• M3: 1,505,703 km (0.085 R)
• M4: 2,126,833 km (0.118 R)
• M5: 2,931,221 km (0.116 R)
• M6: 3,683,249 km (0.098 R)
• M7: 4,996,270 km (0.038 R)
• M8: 6,321,258 km (0.062 R)
• M9: 7,666,442 km (0.102 R)
• M10: 9,424,067 km (0.107 R)
• M11: 11,399,507 km (0.098 R)
• M12: 12,325,817 km (0.064 R)
• M13: 14,066,837 km (0.115 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.2

Radius: 4.2

Gravity: 15.37 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.39 AU - 7.09 AU

Year: 10226 Days

Day: 23 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,031,506 km

• M1: 52,509 km (0.115 R)
• M2: 195,674 km (0.115 R)
• M3: 453,132 km (0.11 R)
• M4: 1,025,045 km (0.086 R)
• M5: 1,310,926 km (0.089 R)
• M6: 2,335,223 km (0.084 R)
• M7: 2,968,321 km (0.055 R)
• M8: 3,390,187 km (0.111 R)
• M9: 3,923,653 km (0.082 R)
• M10: 6,451,857 km (0.082 R)
• M11: 8,349,805 km (0.066 R)
• M12: 9,229,141 km (0.072 R)
• M13: 13,422,071 km (0.08 R)
• M14: 13,986,204 km (0.1 R)
• M15: 20,819,536 km (0.114 R)
• M16: 22,036,365 km (0.085 R)
• M17: 22,583,444 km (0.084 R)
• M18: 27,110,874 km (0.047 R)
• M19: 32,307,605 km (0.092 R)
• M20: 32,608,745 km (0.061 R)
• M21: 33,832,007 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.2

Radius: 4.6

Gravity: 25.91 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.41 AU - 8.67 AU

Year: 12254 Days

Day: 18.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,031,506 km

• M1: 57,446 km (0.12 R)
• M2: 215,571 km (0.106 R)
• M3: 400,922 km (0.12 R)
• M4: 660,475 km (0.101 R)
• M5: 871,856 km (0.106 R)
• M6: 1,273,227 km (0.092 R)
• M7: 2,183,979 km (0.037 R)
• M8: 2,850,288 km (0.103 R)
• M9: 3,388,841 km (0.114 R)
• M10: 3,828,509 km (0.096 R)
• M11: 4,573,057 km (0.114 R)
• M12: 5,142,277 km (0.092 R)
• M13: 5,972,845 km (0.08 R)
• M14: 7,173,367 km (0.067 R)
• M15: 9,238,117 km (0.053 R)
• M16: 9,484,056 km (0.06 R)
• M17: 11,162,544 km (0.112 R)
• M18: 11,839,923 km (0.102 R)
• M19: 12,306,519 km (0.113 R)
• M20: 13,029,227 km (0.032 R)
• M21: 13,779,909 km (0.114 R)
• M22: 15,504,323 km (0.108 R)
• M23: 15,712,115 km (0.11 R)
• M24: 16,275,351 km (0.113 R)
• M25: 16,490,024 km (0.027 R)
• M26: 17,591,812 km (0.084 R)
• M27: 17,893,701 km (0.049 R)
• M28: 20,022,478 km (0.108 R)
• M29: 21,105,118 km (0.12 R)
• M30: 22,402,281 km (0.109 R)
• M31: 23,935,510 km (0.119 R)
• M32: 25,924,413 km (0.083 R)
• M33: 27,209,310 km (0.106 R)
• M34: 29,798,549 km (0.095 R)
• M35: 30,227,447 km (0.117 R)
• M36: 30,769,440 km (0.108 R)
• M37: 38,415,985 km (0.048 R)
• M38: 42,878,190 km (0.118 R)
• M39: 46,802,741 km (0.078 R)
• M40: 47,236,874 km (0.101 R)
• M41: 49,298,482 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.6

Radius: 5.5

Gravity: 31.33 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.62 AU - 8.88 AU

Year: 14153 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,031,506 km

• M1: 69,114 km (0.037 R)
• M2: 422,764 km (0.094 R)
• M3: 664,963 km (0.079 R)
• M4: 1,157,588 km (0.118 R)
• M5: 1,812,677 km (0.11 R)
• M6: 2,529,700 km (0.105 R)
• M7: 2,854,327 km (0.103 R)
• M8: 3,475,159 km (0.111 R)
• M9: 4,245,139 km (0.097 R)
• M10: 4,772,022 km (0.05 R)
• M11: 5,015,867 km (0.117 R)
• M12: 5,681,278 km (0.075 R)
• M13: 6,362,248 km (0.086 R)
• M14: 8,730,382 km (0.094 R)
• M15: 9,471,041 km (0.106 R)
• M16: 9,690,052 km (0.095 R)
• M17: 10,483,669 km (0.114 R)
• M18: 10,777,180 km (0.091 R)
• M19: 11,076,376 km (0.115 R)
• M20: 12,328,510 km (0.079 R)
• M21: 12,589,858 km (0.113 R)
• M22: 12,921,666 km (0.081 R)
• M23: 13,191,241 km (0.081 R)
• M24: 15,334,679 km (0.075 R)
• M25: 16,966,343 km (0.115 R)
• M26: 19,317,124 km (0.107 R)
• M27: 19,758,588 km (0.098 R)
• M28: 20,026,667 km (0.049 R)
• M29: 21,123,369 km (0.088 R)
• M30: 26,992,841 km (0.086 R)
• M31: 27,212,601 km (0.104 R)
• M32: 27,544,558 km (0.099 R)
• M33: 29,244,888 km (0.119 R)
• M34: 33,481,799 km (0.108 R)
• M35: 40,792,946 km (0.091 R)
• M36: 41,959,211 km (0.109 R)
• M37: 52,100,750 km (0.096 R)
• M38: 59,946,709 km (0.078 R)
• M39: 60,885,286 km (0.054 R)
• M40: 65,131,323 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.8

Radius: 3.7

Gravity: 72.3 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 7.72 AU - 11.12 AU

Year: 18966 Days

Day: 16.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,031,506 km

• M1: 46,226 km (0.058 R)
• M2: 182,360 km (0.096 R)
• M3: 354,996 km (0.071 R)
• M4: 483,201 km (0.111 R)
• M5: 642,672 km (0.09 R)
• M6: 761,004 km (0.102 R)
• M7: 1,296,565 km (0.08 R)
• M8: 1,504,506 km (0.118 R)
• M9: 1,679,386 km (0.086 R)
• M10: 2,664,637 km (0.117 R)
• M11: 3,603,962 km (0.082 R)
• M12: 3,917,819 km (0.101 R)
• M13: 4,930,895 km (0.099 R)
• M14: 6,106,884 km (0.106 R)
• M15: 7,966,535 km (0.067 R)
• M16: 8,229,379 km (0.093 R)
• M17: 9,690,052 km (0.061 R)
• M18: 9,809,132 km (0.042 R)
• M19: 11,447,229 km (0.081 R)
• M20: 11,849,647 km (0.094 R)
• M21: 12,122,963 km (0.093 R)
• M22: 13,259,009 km (0.094 R)
• M23: 15,495,347 km (0.1 R)
• M24: 20,403,504 km (0.066 R)
• M25: 20,796,348 km (0.048 R)
• M26: 26,254,576 km (0.037 R)
• M27: 27,664,685 km (0.114 R)
• M28: 27,784,364 km (0.076 R)
• M29: 29,497,110 km (0.087 R)
• M30: 32,594,833 km (0.077 R)
• M31: 37,784,233 km (0.107 R)
• M32: 40,035,981 km (0.053 R)
• M33: 52,096,411 km (0.049 R)
• M34: 53,013,745 km (0.097 R)
• M35: 60,542,408 km (0.045 R)
• M36: 75,784,636 km (0.086 R)
• M37: 80,079,740 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 19,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit