🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.47 AU - 0.59 AU

Year: 245 Days

Day: 38.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,602,612 km

• M1: 260,450 km (0.096 R)
• M2: 611,107 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.2

Radius: 14.9

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.62 AU - 0.74 AU

Year: 357 Days

Day: 13.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,602,612 km

• M1: 187,446 km (0.119 R)
• M2: 294,857 km (0.099 R)
• M3: 402,418 km (0.038 R)
• M4: 497,712 km (0.117 R)
• M5: 598,541 km (0.083 R)
• M6: 705,504 km (0.119 R)
• M7: 799,301 km (0.12 R)
• M8: 910,752 km (0.089 R)
• M9: 1,031,627 km (0.055 R)
• M10: 1,134,101 km (0.085 R)
• M11: 1,247,646 km (0.09 R)
• M12: 1,357,900 km (0.097 R)
• M13: 1,452,446 km (0.096 R)
• M14: 1,917,695 km (0.093 R)
• M15: 2,025,106 km (0.113 R)
• M16: 2,143,588 km (0.112 R)
• M17: 2,268,951 km (0.077 R)
• M18: 2,517,882 km (0.086 R)
• M19: 2,703,383 km (0.1 R)
• M20: 2,810,046 km (0.117 R)
• M21: 2,928,229 km (0.032 R)
• M22: 3,098,471 km (0.086 R)
• M23: 3,251,510 km (0.086 R)
• M24: 3,496,401 km (0.038 R)
• M25: 3,602,616 km (0.082 R)
• M26: 3,758,347 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619

Radius: 13.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.97 AU - 1.05 AU

Year: 645 Days

Day: 13.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 48,602,612 km

• M1: 169,046 km (0.031 R)
• M2: 267,032 km (0.119 R)
• M3: 371,302 km (0.086 R)
• M4: 521,349 km (0.104 R)
• M5: 608,415 km (0.089 R)
• M6: 710,590 km (0.085 R)
• M7: 819,796 km (0.095 R)
• M8: 1,040,902 km (0.119 R)
• M9: 1,224,608 km (0.103 R)
• M10: 1,377,497 km (0.116 R)
• M11: 1,462,469 km (0.106 R)
• M12: 1,587,383 km (0.056 R)
• M13: 1,676,992 km (0.118 R)
• M14: 1,761,814 km (0.116 R)
• M15: 1,861,596 km (0.067 R)
• M16: 2,172,909 km (0.111 R)
• M17: 2,324,153 km (0.074 R)
• M18: 2,660,149 km (0.101 R)
• M19: 2,791,197 km (0.026 R)
• M20: 2,995,997 km (0.114 R)
• M21: 3,084,110 km (0.103 R)
• M22: 3,197,654 km (0.07 R)
• M23: 3,337,379 km (0.119 R)
• M24: 3,504,480 km (0.07 R)
• M25: 3,717,357 km (0.063 R)
• M26: 3,960,903 km (0.051 R)
• M27: 4,227,636 km (0.069 R)
• M28: 4,372,447 km (0.09 R)
• M29: 4,788,478 km (0.073 R)
• M30: 4,873,300 km (0.093 R)
• M31: 4,977,720 km (0.114 R)
• M32: 5,111,460 km (0.108 R)
• M33: 5,198,227 km (0.071 R)
• M34: 5,314,614 km (0.067 R)
• M35: 5,500,714 km (0.045 R)
• M36: 5,619,345 km (0.079 R)
• M37: 5,738,874 km (0.11 R)
• M38: 5,829,081 km (0.108 R)
• M39: 5,939,933 km (0.089 R)
• M40: 6,122,891 km (0.118 R)
• M41: 6,328,588 km (0.109 R)
• M42: 7,119,811 km (0.089 R)
• M43: 7,206,129 km (0.106 R)
• M44: 7,368,742 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.8

Radius: 12.5

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.85 AU - 2.91 AU

Year: 3108 Days

Day: 12.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 48,602,612 km

• M1: 200,461 km (0.118 R)
• M2: 307,424 km (0.113 R)
• M3: 426,952 km (0.057 R)
• M4: 541,395 km (0.12 R)
• M5: 726,447 km (0.113 R)
• M6: 838,197 km (0.059 R)
• M7: 1,092,064 km (0.091 R)
• M8: 1,174,493 km (0.103 R)
• M9: 1,422,526 km (0.119 R)
• M10: 2,160,792 km (0.101 R)
• M11: 2,251,298 km (0.084 R)
• M12: 2,610,184 km (0.03 R)
• M13: 2,690,667 km (0.074 R)
• M14: 2,870,634 km (0.077 R)
• M15: 3,088,747 km (0.105 R)
• M16: 3,260,186 km (0.111 R)
• M17: 3,399,761 km (0.11 R)
• M18: 3,488,024 km (0.031 R)
• M19: 3,812,053 km (0.081 R)
• M20: 3,977,807 km (0.106 R)
• M21: 4,528,477 km (0.047 R)
• M22: 4,606,268 km (0.096 R)
• M23: 5,123,278 km (0.102 R)
• M24: 5,347,825 km (0.098 R)
• M25: 5,512,981 km (0.075 R)
• M26: 5,658,988 km (0.114 R)
• M27: 5,848,678 km (0.111 R)
• M28: 6,104,790 km (0.058 R)
• M29: 6,234,342 km (0.087 R)
• M30: 6,430,315 km (0.071 R)
• M31: 6,606,242 km (0.07 R)
• M32: 7,882,162 km (0.072 R)
• M33: 8,741,901 km (0.058 R)
• M34: 8,863,674 km (0.092 R)
• M35: 8,961,511 km (0.108 R)
• M36: 9,356,599 km (0.078 R)
• M37: 9,909,064 km (0.083 R)
• M38: 10,575,672 km (0.106 R)
• M39: 10,809,793 km (0.063 R)
• M40: 11,790,556 km (0.064 R)
• M41: 11,979,199 km (0.114 R)
• M42: 12,060,431 km (0.064 R)
• M43: 12,606,463 km (0.074 R)
• M44: 12,771,918 km (0.098 R)
• M45: 12,910,296 km (0.099 R)
• M46: 13,807,734 km (0.097 R)
• M47: 13,893,005 km (0.105 R)
• M48: 14,206,711 km (0.035 R)
• M49: 15,045,357 km (0.069 R)
• M50: 15,544,416 km (0.105 R)
• M51: 15,633,127 km (0.111 R)
• M52: 15,781,229 km (0.116 R)
• M53: 16,468,631 km (0.055 R)
• M54: 17,074,203 km (0.076 R)
• M55: 17,287,979 km (0.041 R)
• M56: 17,410,499 km (0.107 R)
• M57: 17,965,358 km (0.115 R)
• M58: 18,808,641 km (0.083 R)
• M59: 19,251,002 km (0.096 R)
• M60: 19,441,590 km (0.064 R)
• M61: 19,696,804 km (0.042 R)
• M62: 19,824,859 km (0.065 R)
• M63: 19,921,051 km (0.046 R)
• M64: 20,404,252 km (0.111 R)
• M65: 20,533,804 km (0.036 R)
• M66: 20,761,043 km (0.107 R)
• M67: 21,579,792 km (0.111 R)
• M68: 21,777,860 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.2

Radius: 4.5

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.08 AU - 10.56 AU

Year: 18091 Days

Day: 19.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 48,602,612 km

• M1: 97,388 km (0.079 R)
• M2: 136,433 km (0.108 R)
• M3: 173,234 km (0.035 R)
• M4: 247,884 km (0.103 R)
• M5: 566,527 km (0.11 R)
• M6: 897,886 km (0.118 R)
• M7: 955,033 km (0.067 R)
• M8: 1,344,885 km (0.095 R)
• M9: 1,973,944 km (0.12 R)
• M10: 2,074,025 km (0.082 R)
• M11: 2,571,737 km (0.092 R)
• M12: 3,133,926 km (0.087 R)
• M13: 3,309,703 km (0.072 R)
• M14: 3,458,703 km (0.084 R)
• M15: 3,488,772 km (0.073 R)
• M16: 4,694,531 km (0.116 R)
• M17: 4,929,399 km (0.097 R)
• M18: 4,963,358 km (0.118 R)
• M19: 5,065,384 km (0.081 R)
• M20: 5,237,122 km (0.072 R)
• M21: 5,306,386 km (0.106 R)
• M22: 5,979,277 km (0.118 R)
• M23: 6,124,238 km (0.073 R)
• M24: 8,394,685 km (0.101 R)
• M25: 8,557,148 km (0.062 R)
• M26: 8,802,638 km (0.103 R)
• M27: 9,050,671 km (0.081 R)
• M28: 9,979,225 km (0.099 R)
• M29: 12,245,334 km (0.111 R)
• M30: 12,429,638 km (0.078 R)
• M31: 12,754,266 km (0.098 R)
• M32: 12,987,788 km (0.114 R)
• M33: 14,467,161 km (0.118 R)
• M34: 14,613,169 km (0.1 R)
• M35: 14,759,625 km (0.095 R)
• M36: 16,049,159 km (0.107 R)
• M37: 16,099,573 km (0.094 R)
• M38: 17,529,729 km (0.11 R)
• M39: 17,737,221 km (0.092 R)
• M40: 18,207,407 km (0.097 R)
• M41: 18,787,548 km (0.064 R)
• M42: 20,182,548 km (0.115 R)
• M43: 21,223,001 km (0.106 R)
• M44: 21,499,757 km (0.091 R)
• M45: 22,336,907 km (0.07 R)
• M46: 22,562,052 km (0.082 R)
• M47: 22,957,738 km (0.031 R)
• M48: 25,028,472 km (0.04 R)
• M49: 25,262,144 km (0.079 R)
• M50: 26,263,701 km (0.079 R)
• M51: 27,398,252 km (0.117 R)
• M52: 28,244,527 km (0.088 R)
• M53: 29,776,858 km (0.048 R)
• M54: 30,459,622 km (0.044 R)
• M55: 31,714,150 km (0.047 R)
• M56: 32,220,689 km (0.084 R)
• M57: 32,602,313 km (0.1 R)
• M58: 34,273,321 km (0.094 R)
• M59: 34,988,698 km (0.109 R)
• M60: 35,380,944 km (0.058 R)
• M61: 35,774,685 km (0.089 R)
• M62: 38,033,015 km (0.094 R)
• M63: 39,586,589 km (0.106 R)
• M64: 40,405,487 km (0.04 R)
• M65: 41,091,992 km (0.111 R)
• M66: 41,713,272 km (0.101 R)
• M67: 43,104,831 km (0.095 R)
• M68: 43,665,674 km (0.07 R)
• M69: 44,582,260 km (0.119 R)
• M70: 46,793,466 km (0.09 R)
• M71: 47,153,548 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 15,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit