🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.52 AU - 0.74 AU

Year: 328 Days

Day: 20.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,607,571 km

• M1: 179,517 km (0.108 R)
• M2: 527,033 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.8

Radius: 12.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.61 AU - 0.81 AU

Year: 392 Days

Day: 13.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,607,571 km

• M1: 185,202 km (0.117 R)
• M2: 269,276 km (0.057 R)
• M3: 364,271 km (0.106 R)
• M4: 517,459 km (0.081 R)
• M5: 597,045 km (0.073 R)
• M6: 707,299 km (0.113 R)
• M7: 833,410 km (0.119 R)
• M8: 930,349 km (0.085 R)
• M9: 1,048,681 km (0.07 R)
• M10: 1,141,133 km (0.05 R)
• M11: 1,297,014 km (0.058 R)
• M12: 1,450,651 km (0.05 R)
• M13: 1,580,053 km (0.075 R)
• M14: 1,671,906 km (0.092 R)
• M15: 1,765,853 km (0.061 R)
• M16: 1,866,981 km (0.119 R)
• M17: 2,014,036 km (0.096 R)
• M18: 2,108,732 km (0.088 R)
• M19: 2,199,388 km (0.037 R)
• M20: 2,361,103 km (0.115 R)
• M21: 2,490,954 km (0.082 R)
• M22: 2,599,113 km (0.112 R)
• M23: 2,776,686 km (0.119 R)
• M24: 2,882,601 km (0.085 R)
• M25: 3,156,964 km (0.114 R)
• M26: 3,254,651 km (0.048 R)
• M27: 3,520,337 km (0.076 R)
• M28: 3,662,754 km (0.071 R)
• M29: 3,862,467 km (0.086 R)
• M30: 3,981,398 km (0.089 R)
• M31: 4,129,799 km (0.096 R)
• M32: 4,215,518 km (0.093 R)
• M33: 4,301,836 km (0.059 R)
• M34: 4,534,910 km (0.087 R)
• M35: 4,734,922 km (0.069 R)
• M36: 4,869,859 km (0.1 R)
• M37: 5,006,143 km (0.105 R)
• M38: 5,266,892 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.5

Radius: 8.4

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.6 AU - 0.86 AU

Year: 409 Days

Day: 6.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 60,607,571 km

• M1: 104,868 km (0.09 R)
• M2: 181,612 km (0.078 R)
• M3: 234,420 km (0.083 R)
• M4: 295,605 km (0.108 R)
• M5: 366,814 km (0.063 R)
• M6: 427,850 km (0.085 R)
• M7: 496,067 km (0.081 R)
• M8: 571,763 km (0.114 R)
• M9: 641,476 km (0.089 R)
• M10: 710,889 km (0.071 R)
• M11: 775,665 km (0.088 R)
• M12: 900,130 km (0.101 R)
• M13: 1,010,982 km (0.096 R)
• M14: 1,076,506 km (0.054 R)
• M15: 1,169,107 km (0.107 R)
• M16: 1,251,237 km (0.112 R)
• M17: 1,394,103 km (0.111 R)
• M18: 1,537,717 km (0.116 R)
• M19: 1,599,500 km (0.03 R)
• M20: 1,686,417 km (0.071 R)
• M21: 1,854,864 km (0.081 R)
• M22: 1,931,009 km (0.084 R)
• M23: 2,070,734 km (0.116 R)
• M24: 2,256,983 km (0.086 R)
• M25: 2,332,979 km (0.074 R)
• M26: 2,387,881 km (0.075 R)
• M27: 2,465,373 km (0.072 R)
• M28: 2,532,542 km (0.064 R)
• M29: 2,588,941 km (0.05 R)
• M30: 2,714,603 km (0.109 R)
• M31: 2,789,701 km (0.11 R)
• M32: 2,854,028 km (0.102 R)
• M33: 2,912,820 km (0.11 R)
• M34: 3,001,681 km (0.06 R)
• M35: 3,097,574 km (0.096 R)
• M36: 3,182,396 km (0.103 R)
• M37: 3,261,832 km (0.055 R)
• M38: 3,323,317 km (0.108 R)
• M39: 3,391,533 km (0.049 R)
• M40: 3,472,615 km (0.118 R)
• M41: 3,541,879 km (0.102 R)
• M42: 3,636,874 km (0.094 R)
• M43: 3,810,258 km (0.101 R)
• M44: 3,888,198 km (0.105 R)
• M45: 4,131,893 km (0.095 R)
• M46: 4,265,634 km (0.073 R)
• M47: 4,333,102 km (0.102 R)
• M48: 4,421,365 km (0.107 R)
• M49: 4,537,603 km (0.049 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427

Radius: 6.8

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.07 AU - 9.13 AU

Year: 18008 Days

Day: 21.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 60,607,571 km

• M1: 127,906 km (0.088 R)
• M2: 414,835 km (0.117 R)
• M3: 681,717 km (0.106 R)
• M4: 761,304 km (0.093 R)
• M5: 1,352,664 km (0.085 R)
• M6: 2,143,737 km (0.111 R)
• M7: 2,444,878 km (0.086 R)
• M8: 3,530,510 km (0.119 R)
• M9: 3,777,945 km (0.102 R)
• M10: 3,921,708 km (0.101 R)
• M11: 4,439,616 km (0.091 R)
• M12: 5,256,121 km (0.054 R)
• M13: 5,620,093 km (0.106 R)
• M14: 5,743,361 km (0.114 R)
• M15: 6,630,327 km (0.084 R)
• M16: 7,424,094 km (0.042 R)
• M17: 7,469,122 km (0.07 R)
• M18: 7,559,330 km (0.083 R)
• M19: 7,695,314 km (0.105 R)
• M20: 8,294,304 km (0.06 R)
• M21: 8,575,698 km (0.069 R)
• M22: 9,148,059 km (0.076 R)
• M23: 9,732,688 km (0.119 R)
• M24: 9,930,157 km (0.114 R)
• M25: 10,229,054 km (0.076 R)
• M26: 11,040,472 km (0.053 R)
• M27: 11,505,871 km (0.114 R)
• M28: 11,662,351 km (0.06 R)
• M29: 11,819,728 km (0.086 R)
• M30: 13,103,128 km (0.12 R)
• M31: 13,212,035 km (0.085 R)
• M32: 13,816,560 km (0.06 R)
• M33: 14,205,963 km (0.119 R)
• M34: 14,430,211 km (0.057 R)
• M35: 15,857,374 km (0.08 R)
• M36: 16,148,193 km (0.082 R)
• M37: 17,568,624 km (0.082 R)
• M38: 17,628,763 km (0.113 R)
• M39: 19,151,968 km (0.042 R)
• M40: 20,023,376 km (0.109 R)
• M41: 21,034,957 km (0.089 R)
• M42: 22,127,769 km (0.066 R)
• M43: 22,387,621 km (0.062 R)
• M44: 22,452,845 km (0.118 R)
• M45: 22,648,519 km (0.11 R)
• M46: 24,301,576 km (0.052 R)
• M47: 24,368,446 km (0.04 R)
• M48: 25,379,728 km (0.081 R)
• M49: 25,651,696 km (0.092 R)
• M50: 26,335,957 km (0.051 R)
• M51: 27,303,855 km (0.038 R)
• M52: 29,702,657 km (0.087 R)
• M53: 29,845,972 km (0.102 R)
• M54: 31,509,201 km (0.049 R)
• M55: 31,582,055 km (0.064 R)
• M56: 32,609,942 km (0.098 R)
• M57: 33,053,799 km (0.069 R)
• M58: 34,172,193 km (0.068 R)
• M59: 34,924,670 km (0.1 R)
• M60: 35,227,157 km (0.12 R)
• M61: 36,676,012 km (0.055 R)
• M62: 37,291,907 km (0.062 R)
• M63: 37,833,451 km (0.118 R)
• M64: 37,911,092 km (0.062 R)
• M65: 37,988,734 km (0.075 R)
• M66: 39,868,132 km (0.088 R)
• M67: 40,263,369 km (0.096 R)
• M68: 40,660,103 km (0.073 R)
• M69: 41,777,449 km (0.091 R)
• M70: 43,147,915 km (0.107 R)
• M71: 43,472,543 km (0.12 R)
• M72: 43,553,774 km (0.092 R)
• M73: 43,879,449 km (0.077 R)
• M74: 44,205,872 km (0.08 R)
• M75: 44,369,382 km (0.08 R)
• M76: 45,107,648 km (0.077 R)
• M77: 46,098,285 km (0.084 R)
• M78: 47,012,776 km (0.091 R)
• M79: 48,690,666 km (0.104 R)
• M80: 48,944,085 km (0.047 R)
• M81: 49,876,828 km (0.075 R)
• M82: 50,217,462 km (0.102 R)
• M83: 50,388,153 km (0.075 R)
• M84: 51,158,283 km (0.119 R)
• M85: 52,018,620 km (0.029 R)
• M86: 52,191,256 km (0.097 R)
• M87: 53,057,278 km (0.114 R)
• M88: 53,840,722 km (0.052 R)
• M89: 54,277,698 km (0.118 R)
• M90: 54,803,534 km (0.097 R)
• M91: 55,155,089 km (0.088 R)
• M92: 55,507,243 km (0.056 R)
• M93: 55,860,294 km (0.087 R)
• M94: 57,815,239 km (0.05 R)
• M95: 58,083,468 km (0.068 R)
• M96: 58,890,847 km (0.113 R)
• M97: 59,431,195 km (0.115 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 19,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit