🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.5

Radius: 9.6

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.99 AU - 1.31 AU

Year: 809 Days

Day: 7.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,607,326 km

• M1: 119,379 km (0.089 R)
• M2: 421,866 km (0.116 R)
• M3: 814,261 km (0.054 R)
• M4: 1,123,929 km (0.093 R)
• M5: 1,554,920 km (0.029 R)
• M6: 1,888,972 km (0.101 R)
• M7: 2,424,981 km (0.084 R)
• M8: 3,099,369 km (0.051 R)
• M9: 3,473,663 km (0.031 R)
• M10: 4,003,987 km (0.094 R)
• M11: 4,432,136 km (0.057 R)
• M12: 4,764,243 km (0.079 R)
• M13: 5,498,470 km (0.073 R)
• M14: 6,415,056 km (0.065 R)
• M15: 7,096,325 km (0.074 R)
• M16: 7,900,712 km (0.033 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.2

Radius: 14.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.2 AU - 1.28 AU

Year: 906 Days

Day: 7.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,607,326 km

• M1: 184,005 km (0.113 R)
• M2: 800,947 km (0.084 R)
• M3: 1,326,036 km (0.073 R)
• M4: 2,067,443 km (0.071 R)
• M5: 3,373,582 km (0.102 R)
• M6: 4,561,089 km (0.102 R)
• M7: 5,119,688 km (0.111 R)
• M8: 5,683,373 km (0.112 R)
• M9: 7,481,838 km (0.098 R)
• M10: 8,107,008 km (0.104 R)
• M11: 8,903,168 km (0.068 R)
• M12: 9,926,866 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.9

Radius: 13.8

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.38 AU - 1.66 AU

Year: 1229 Days

Day: 11.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,607,326 km

• M1: 171,738 km (0.07 R)
• M2: 628,760 km (0.097 R)
• M3: 1,070,971 km (0.097 R)
• M4: 1,570,478 km (0.084 R)
• M5: 2,138,651 km (0.1 R)
• M6: 2,634,269 km (0.068 R)
• M7: 3,105,951 km (0.112 R)
• M8: 3,878,624 km (0.058 R)
• M9: 4,567,672 km (0.093 R)
• M10: 5,633,856 km (0.066 R)
• M11: 6,688,371 km (0.087 R)
• M12: 7,682,150 km (0.116 R)
• M13: 8,172,980 km (0.109 R)
• M14: 10,448,514 km (0.045 R)
• M15: 11,086,549 km (0.114 R)
• M16: 11,857,576 km (0.11 R)
• M17: 12,589,259 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.1

Radius: 9.6

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.63 AU - 3.31 AU

Year: 3358 Days

Day: 6.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,607,326 km

• M1: 120,277 km (0.037 R)
• M2: 621,430 km (0.085 R)
• M3: 978,819 km (0.079 R)
• M4: 1,390,363 km (0.098 R)
• M5: 1,727,257 km (0.101 R)
• M6: 2,617,963 km (0.108 R)
• M7: 3,326,458 km (0.045 R)
• M8: 3,959,407 km (0.075 R)
• M9: 5,044,141 km (0.087 R)
• M10: 5,655,697 km (0.105 R)
• M11: 8,174,028 km (0.101 R)
• M12: 9,402,525 km (0.029 R)
• M13: 10,580,309 km (0.116 R)
• M14: 11,182,890 km (0.04 R)
• M15: 11,899,314 km (0.112 R)
• M16: 12,222,146 km (0.09 R)
• M17: 12,933,933 km (0.114 R)
• M18: 13,773,775 km (0.063 R)
• M19: 15,948,180 km (0.071 R)
• M20: 17,499,361 km (0.113 R)
• M21: 17,857,348 km (0.113 R)
• M22: 18,159,386 km (0.042 R)
• M23: 18,773,635 km (0.118 R)
• M24: 20,173,722 km (0.084 R)
• M25: 21,167,351 km (0.112 R)
• M26: 22,683,376 km (0.075 R)
• M27: 25,394,239 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.3

Radius: 4

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.89 AU - 7.83 AU

Year: 11787 Days

Day: 16.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,607,326 km

• M1: 50,714 km (0.072 R)
• M2: 203,304 km (0.066 R)
• M3: 360,381 km (0.115 R)
• M4: 538,552 km (0.068 R)
• M5: 774,618 km (0.05 R)
• M6: 1,097,899 km (0.053 R)
• M7: 1,338,901 km (0.102 R)
• M8: 2,955,306 km (0.118 R)
• M9: 4,359,432 km (0.092 R)
• M10: 5,585,685 km (0.026 R)
• M11: 6,295,228 km (0.059 R)
• M12: 6,544,608 km (0.085 R)
• M13: 9,411,800 km (0.051 R)
• M14: 14,318,760 km (0.101 R)
• M15: 16,293,901 km (0.092 R)
• M16: 17,871,560 km (0.073 R)
• M17: 27,871,430 km (0.071 R)
• M18: 28,253,802 km (0.082 R)
• M19: 28,446,334 km (0.085 R)
• M20: 29,719,113 km (0.12 R)
• M21: 37,345,912 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.6

Radius: 6.6

Gravity: 12.25 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.35 AU - 10.45 AU

Year: 22002 Days

Day: 24.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,607,326 km

• M1: 82,129 km (0.082 R)
• M2: 376,089 km (0.086 R)
• M3: 643,271 km (0.062 R)
• M4: 1,735,634 km (0.08 R)
• M5: 3,169,081 km (0.105 R)
• M6: 3,530,211 km (0.09 R)
• M7: 4,139,223 km (0.084 R)
• M8: 4,923,565 km (0.102 R)
• M9: 6,174,203 km (0.104 R)
• M10: 10,026,199 km (0.059 R)
• M11: 11,114,523 km (0.08 R)
• M12: 13,310,620 km (0.059 R)
• M13: 14,849,683 km (0.055 R)
• M14: 17,417,231 km (0.069 R)
• M15: 19,618,414 km (0.104 R)
• M16: 27,437,446 km (0.057 R)
• M17: 29,432,633 km (0.099 R)
• M18: 31,522,366 km (0.089 R)
• M19: 32,283,071 km (0.088 R)
• M20: 40,872,981 km (0.075 R)
• M21: 42,694,634 km (0.059 R)
• M22: 50,179,614 km (0.096 R)
• M23: 55,138,634 km (0.083 R)
• M24: 58,113,986 km (0.107 R)
• M25: 59,256,764 km (0.1 R)
• M26: 64,992,346 km (0.077 R)
• M27: 65,605,997 km (0.111 R)
• M28: 66,017,241 km (0.074 R)
• M29: 66,223,537 km (0.07 R)
• M30: 70,224,681 km (0.063 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 12,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit