🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.6 AU - 0.64 AU

Year: 310 Days

Day: 29.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,453,023 km

• M1: 47,273 km (0.048 R)
• M2: 84,224 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.6

Radius: 11.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.62 AU - 0.96 AU

Year: 446 Days

Day: 12.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 29,453,023 km

• M1: 150,196 km (0.102 R)
• M2: 230,680 km (0.053 R)
• M3: 321,037 km (0.093 R)
• M4: 405,560 km (0.085 R)
• M5: 504,145 km (0.089 R)
• M6: 624,272 km (0.103 R)
• M7: 730,786 km (0.102 R)
• M8: 874,549 km (0.092 R)
• M9: 1,009,935 km (0.091 R)
• M10: 1,123,779 km (0.097 R)
• M11: 1,282,503 km (0.072 R)
• M12: 1,359,695 km (0.112 R)
• M13: 1,595,461 km (0.034 R)
• M14: 1,764,058 km (0.086 R)
• M15: 1,879,847 km (0.072 R)
• M16: 2,028,248 km (0.092 R)
• M17: 2,205,372 km (0.086 R)
• M18: 2,381,449 km (0.081 R)
• M19: 2,490,655 km (0.047 R)
• M20: 2,575,327 km (0.029 R)
• M21: 2,661,047 km (0.106 R)
• M22: 2,978,793 km (0.112 R)
• M23: 3,181,199 km (0.059 R)
• M24: 3,489,670 km (0.068 R)
• M25: 3,732,916 km (0.037 R)
• M26: 3,837,933 km (0.085 R)
• M27: 3,981,996 km (0.113 R)
• M28: 4,058,590 km (0.118 R)
• M29: 4,135,633 km (0.118 R)
• M30: 4,220,904 km (0.094 R)
• M31: 4,385,462 km (0.064 R)
• M32: 4,512,321 km (0.083 R)
• M33: 4,624,369 km (0.079 R)
• M34: 4,892,150 km (0.08 R)
• M35: 4,966,051 km (0.12 R)
• M36: 5,164,866 km (0.086 R)
• M37: 5,408,861 km (0.078 R)
• M38: 5,622,187 km (0.08 R)
• M39: 5,699,679 km (0.12 R)
• M40: 5,908,218 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.6

Radius: 13

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.7 AU - 0.9 AU

Year: 455 Days

Day: 10.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 29,453,023 km

• M1: 162,164 km (0.116 R)
• M2: 354,098 km (0.056 R)
• M3: 476,170 km (0.069 R)
• M4: 581,936 km (0.108 R)
• M5: 668,702 km (0.072 R)
• M6: 808,726 km (0.089 R)
• M7: 889,659 km (0.088 R)
• M8: 1,021,903 km (0.106 R)
• M9: 1,110,615 km (0.113 R)
• M10: 1,499,120 km (0.104 R)
• M11: 1,688,810 km (0.098 R)
• M12: 1,801,757 km (0.101 R)
• M13: 1,935,796 km (0.046 R)
• M14: 2,035,578 km (0.1 R)
• M15: 2,156,304 km (0.054 R)
• M16: 2,485,718 km (0.106 R)
• M17: 2,581,012 km (0.101 R)
• M18: 2,684,384 km (0.083 R)
• M19: 2,945,732 km (0.053 R)
• M20: 3,178,356 km (0.112 R)
• M21: 3,267,217 km (0.071 R)
• M22: 3,455,112 km (0.119 R)
• M23: 3,554,296 km (0.056 R)
• M24: 3,662,156 km (0.101 R)
• M25: 3,802,479 km (0.113 R)
• M26: 3,992,468 km (0.099 R)
• M27: 4,209,834 km (0.065 R)
• M28: 4,665,060 km (0.116 R)
• M29: 4,817,650 km (0.087 R)
• M30: 4,937,328 km (0.081 R)
• M31: 5,040,700 km (0.101 R)
• M32: 5,136,293 km (0.091 R)
• M33: 5,249,838 km (0.117 R)
• M34: 5,355,454 km (0.119 R)
• M35: 5,631,761 km (0.1 R)
• M36: 5,712,843 km (0.107 R)
• M37: 5,848,828 km (0.12 R)
• M38: 5,930,957 km (0.118 R)
• M39: 6,031,786 km (0.05 R)
• M40: 6,114,813 km (0.119 R)
• M41: 6,226,114 km (0.044 R)
• M42: 6,356,862 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.7

Radius: 11.8

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.75 AU - 1.83 AU

Year: 1523 Days

Day: 6.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 29,453,023 km

• M1: 213,626 km (0.089 R)
• M2: 299,495 km (0.052 R)
• M3: 425,008 km (0.117 R)
• M4: 504,294 km (0.119 R)
• M5: 584,329 km (0.062 R)
• M6: 723,306 km (0.076 R)
• M7: 835,504 km (0.053 R)
• M8: 927,208 km (0.054 R)
• M9: 1,479,373 km (0.069 R)
• M10: 2,094,819 km (0.12 R)
• M11: 2,260,424 km (0.062 R)
• M12: 2,335,372 km (0.068 R)
• M13: 2,468,814 km (0.082 R)
• M14: 2,585,201 km (0.05 R)
• M15: 2,683,636 km (0.029 R)
• M16: 2,783,418 km (0.086 R)
• M17: 2,986,721 km (0.06 R)
• M18: 3,069,449 km (0.09 R)
• M19: 3,163,397 km (0.119 R)
• M20: 3,247,770 km (0.106 R)
• M21: 3,375,826 km (0.119 R)
• M22: 3,516,448 km (0.086 R)
• M23: 3,647,944 km (0.083 R)
• M24: 3,781,236 km (0.086 R)
• M25: 3,859,775 km (0.107 R)
• M26: 3,950,132 km (0.084 R)
• M27: 4,087,014 km (0.093 R)
• M28: 4,167,647 km (0.085 R)
• M29: 4,260,398 km (0.074 R)
• M30: 4,389,052 km (0.099 R)
• M31: 4,578,742 km (0.088 R)
• M32: 5,039,952 km (0.082 R)
• M33: 5,126,569 km (0.082 R)
• M34: 5,288,734 km (0.11 R)
• M35: 5,465,259 km (0.115 R)
• M36: 5,579,851 km (0.119 R)
• M37: 5,746,653 km (0.089 R)
• M38: 6,032,983 km (0.064 R)
• M39: 6,164,629 km (0.04 R)
• M40: 6,244,066 km (0.1 R)
• M41: 6,444,377 km (0.11 R)
• M42: 6,619,556 km (0.092 R)
• M43: 6,837,371 km (0.033 R)
• M44: 6,919,799 km (0.045 R)
• M45: 7,168,730 km (0.081 R)
• M46: 7,266,268 km (0.103 R)
• M47: 7,350,342 km (0.077 R)
• M48: 7,990,920 km (0.105 R)
• M49: 8,179,413 km (0.088 R)
• M50: 8,266,928 km (0.086 R)
• M51: 8,723,800 km (0.103 R)
• M52: 8,857,989 km (0.072 R)
• M53: 9,022,996 km (0.093 R)
• M54: 9,173,790 km (0.113 R)
• M55: 9,894,104 km (0.048 R)
• M56: 10,034,128 km (0.058 R)
• M57: 10,347,685 km (0.069 R)
• M58: 10,426,672 km (0.119 R)
• M59: 10,728,262 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 12

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.73 AU - 4.89 AU

Year: 5689 Days

Day: 12.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 29,453,023 km

• M1: 154,086 km (0.07 R)
• M2: 428,897 km (0.089 R)
• M3: 657,483 km (0.08 R)
• M4: 739,163 km (0.11 R)
• M5: 993,779 km (0.077 R)
• M6: 1,292,077 km (0.09 R)
• M7: 1,522,757 km (0.086 R)
• M8: 1,717,234 km (0.075 R)
• M9: 1,868,627 km (0.117 R)
• M10: 2,024,658 km (0.086 R)
• M11: 2,203,277 km (0.104 R)
• M12: 2,462,082 km (0.112 R)
• M13: 2,849,241 km (0.101 R)
• M14: 3,152,476 km (0.098 R)
• M15: 3,276,792 km (0.081 R)
• M16: 3,790,212 km (0.063 R)
• M17: 3,967,186 km (0.05 R)
• M18: 4,375,139 km (0.076 R)
• M19: 4,844,428 km (0.077 R)
• M20: 4,940,320 km (0.055 R)
• M21: 5,305,339 km (0.072 R)
• M22: 6,061,556 km (0.052 R)
• M23: 6,269,048 km (0.061 R)
• M24: 6,505,263 km (0.114 R)
• M25: 6,824,804 km (0.096 R)
• M26: 7,094,978 km (0.107 R)
• M27: 7,258,937 km (0.112 R)
• M28: 7,786,120 km (0.098 R)
• M29: 8,096,985 km (0.098 R)
• M30: 8,818,794 km (0.086 R)
• M31: 9,712,193 km (0.112 R)
• M32: 9,924,772 km (0.107 R)
• M33: 10,354,716 km (0.105 R)
• M34: 10,603,048 km (0.078 R)
• M35: 10,727,963 km (0.055 R)
• M36: 11,232,706 km (0.097 R)
• M37: 11,616,424 km (0.029 R)
• M38: 12,134,631 km (0.043 R)
• M39: 12,693,529 km (0.094 R)
• M40: 12,892,793 km (0.119 R)
• M41: 13,734,431 km (0.08 R)
• M42: 14,144,628 km (0.103 R)
• M43: 14,559,014 km (0.084 R)
• M44: 14,977,290 km (0.101 R)
• M45: 15,293,690 km (0.117 R)
• M46: 15,434,910 km (0.101 R)
• M47: 15,825,809 km (0.104 R)
• M48: 15,933,071 km (0.096 R)
• M49: 16,220,000 km (0.114 R)
• M50: 16,544,926 km (0.12 R)
• M51: 16,653,684 km (0.097 R)
• M52: 17,348,117 km (0.051 R)
• M53: 18,164,173 km (0.06 R)
• M54: 18,426,419 km (0.044 R)
• M55: 19,679,600 km (0.041 R)
• M56: 19,833,387 km (0.063 R)
• M57: 19,949,026 km (0.083 R)
• M58: 20,335,886 km (0.092 R)
• M59: 20,686,394 km (0.086 R)
• M60: 21,117,385 km (0.077 R)
• M61: 21,353,600 km (0.093 R)
• M62: 21,511,725 km (0.094 R)
• M63: 22,147,815 km (0.101 R)
• M64: 22,911,213 km (0.086 R)
• M65: 23,154,010 km (0.1 R)
• M66: 23,723,978 km (0.108 R)
• M67: 24,051,897 km (0.049 R)
• M68: 25,294,457 km (0.105 R)
• M69: 26,727,904 km (0.061 R)
• M70: 27,026,351 km (0.084 R)
• M71: 27,325,846 km (0.072 R)
• M72: 27,411,566 km (0.099 R)
• M73: 27,798,725 km (0.03 R)
• M74: 28,361,064 km (0.106 R)
• M75: 28,491,363 km (0.098 R)
• M76: 28,883,459 km (0.064 R)
• M77: 29,409,146 km (0.116 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: 282 - 14,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit