🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.83 AU - 1.33 AU

Year: 408 Days

Day: 22.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.41 AU - 2.17 AU

Year: 870 Days

Day: 18.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.3

Radius: 9.5

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.77 AU - 6.65 AU

Year: 5624 Days

Day: 13.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 78,391,072 km

• M1: 151,991 km (0.102 R)
• M2: 227,239 km (0.116 R)
• M3: 302,188 km (0.078 R)
• M4: 426,803 km (0.067 R)
• M5: 538,852 km (0.08 R)
• M6: 638,633 km (0.098 R)
• M7: 745,297 km (0.105 R)
• M8: 1,004,849 km (0.111 R)
• M9: 1,116,898 km (0.096 R)
• M10: 1,233,135 km (0.093 R)
• M11: 1,338,303 km (0.093 R)
• M12: 1,541,905 km (0.067 R)
• M13: 1,639,293 km (0.103 R)
• M14: 1,961,527 km (0.055 R)
• M15: 2,031,988 km (0.106 R)
• M16: 2,139,399 km (0.116 R)
• M17: 2,303,957 km (0.074 R)
• M18: 2,606,892 km (0.109 R)
• M19: 2,822,613 km (0.058 R)
• M20: 3,085,306 km (0.037 R)
• M21: 3,655,873 km (0.078 R)
• M22: 4,351,054 km (0.103 R)
• M23: 4,584,128 km (0.107 R)
• M24: 4,965,453 km (0.08 R)
• M25: 5,258,066 km (0.087 R)
• M26: 5,682,475 km (0.06 R)
• M27: 6,014,582 km (0.096 R)
• M28: 6,831,686 km (0.033 R)
• M29: 6,993,850 km (0.026 R)
• M30: 7,795,844 km (0.085 R)
• M31: 8,308,217 km (0.07 R)
• M32: 8,714,226 km (0.06 R)
• M33: 8,949,244 km (0.111 R)
• M34: 9,515,621 km (0.116 R)
• M35: 10,402,587 km (0.12 R)
• M36: 10,464,670 km (0.052 R)
• M37: 10,620,551 km (0.077 R)
• M38: 11,029,552 km (0.09 R)
• M39: 11,315,733 km (0.088 R)
• M40: 11,636,620 km (0.11 R)
• M41: 12,123,411 km (0.048 R)
• M42: 12,320,133 km (0.108 R)
• M43: 13,150,700 km (0.113 R)
• M44: 13,760,012 km (0.069 R)
• M45: 13,999,369 km (0.107 R)
• M46: 14,517,127 km (0.101 R)
• M47: 15,006,013 km (0.073 R)
• M48: 15,217,095 km (0.057 R)
• M49: 15,606,798 km (0.108 R)
• M50: 15,678,006 km (0.1 R)
• M51: 16,251,714 km (0.039 R)
• M52: 16,541,037 km (0.067 R)
• M53: 17,235,171 km (0.096 R)
• M54: 17,382,525 km (0.113 R)
• M55: 17,604,378 km (0.066 R)
• M56: 17,678,429 km (0.062 R)
• M57: 17,901,629 km (0.107 R)
• M58: 18,312,874 km (0.086 R)
• M59: 18,576,316 km (0.117 R)
• M60: 18,651,863 km (0.095 R)
• M61: 19,030,794 km (0.107 R)
• M62: 19,796,436 km (0.083 R)
• M63: 19,950,821 km (0.027 R)
• M64: 20,689,386 km (0.085 R)
• M65: 21,199,963 km (0.042 R)
• M66: 21,357,789 km (0.112 R)
• M67: 21,476,570 km (0.063 R)
• M68: 22,474,238 km (0.105 R)
• M69: 22,594,963 km (0.03 R)
• M70: 22,917,945 km (0.046 R)
• M71: 23,161,191 km (0.062 R)
• M72: 23,364,644 km (0.117 R)
• M73: 23,732,206 km (0.102 R)
• M74: 24,225,281 km (0.055 R)
• M75: 24,846,411 km (0.095 R)
• M76: 25,054,651 km (0.096 R)
• M77: 25,347,115 km (0.113 R)
• M78: 25,640,626 km (0.116 R)
• M79: 25,851,110 km (0.081 R)
• M80: 26,273,575 km (0.099 R)
• M81: 27,211,254 km (0.118 R)
• M82: 27,296,974 km (0.041 R)
• M83: 28,550,903 km (0.082 R)
• M84: 29,206,890 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.1

Radius: 6.3

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.54 AU - 17.5 AU

Year: 25519 Days

Day: 15.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 78,391,072 km

• M1: 114,742 km (0.027 R)
• M2: 267,481 km (0.07 R)
• M3: 635,641 km (0.059 R)
• M4: 1,316,760 km (0.037 R)
• M5: 1,436,439 km (0.103 R)
• M6: 1,950,906 km (0.118 R)
• M7: 2,554,832 km (0.083 R)
• M8: 2,896,514 km (0.055 R)
• M9: 3,333,789 km (0.107 R)
• M10: 3,497,897 km (0.057 R)
• M11: 3,791,408 km (0.112 R)
• M12: 4,268,775 km (0.089 R)
• M13: 4,950,044 km (0.08 R)
• M14: 4,996,718 km (0.116 R)
• M15: 5,090,367 km (0.047 R)
• M16: 5,519,114 km (0.075 R)
• M17: 5,567,434 km (0.069 R)
• M18: 5,616,054 km (0.079 R)
• M19: 5,959,530 km (0.084 R)
• M20: 6,158,795 km (0.112 R)
• M21: 6,564,205 km (0.079 R)
• M22: 6,977,993 km (0.095 R)
• M23: 7,400,457 km (0.109 R)
• M24: 8,214,569 km (0.118 R)
• M25: 8,604,122 km (0.081 R)
• M26: 8,716,619 km (0.102 R)
• M27: 9,285,989 km (0.119 R)
• M28: 9,808,833 km (0.042 R)
• M29: 9,926,268 km (0.071 R)
• M30: 11,557,184 km (0.094 R)
• M31: 11,619,267 km (0.088 R)
• M32: 12,753,966 km (0.098 R)
• M33: 12,817,994 km (0.094 R)
• M34: 13,139,929 km (0.064 R)
• M35: 13,399,481 km (0.097 R)
• M36: 13,857,700 km (0.093 R)
• M37: 13,923,523 km (0.08 R)
• M38: 14,188,012 km (0.072 R)
• M39: 16,016,846 km (0.058 R)
• M40: 16,502,889 km (0.11 R)
• M41: 16,782,936 km (0.118 R)
• M42: 18,061,998 km (0.092 R)
• M43: 18,350,572 km (0.066 R)
• M44: 19,372,326 km (0.089 R)
• M45: 21,242,299 km (0.056 R)
• M46: 21,546,881 km (0.099 R)
• M47: 21,776,214 km (0.066 R)
• M48: 22,701,626 km (0.108 R)
• M49: 22,857,059 km (0.114 R)
• M50: 23,012,940 km (0.104 R)
• M51: 23,561,066 km (0.088 R)
• M52: 24,830,255 km (0.077 R)
• M53: 26,775,326 km (0.114 R)
• M54: 28,098,968 km (0.093 R)
• M55: 28,768,718 km (0.074 R)
• M56: 29,953,533 km (0.082 R)
• M57: 32,021,424 km (0.098 R)
• M58: 32,896,572 km (0.068 R)
• M59: 33,072,499 km (0.073 R)
• M60: 35,118,549 km (0.096 R)
• M61: 35,388,423 km (0.116 R)
• M62: 36,020,774 km (0.116 R)
• M63: 36,474,803 km (0.096 R)
• M64: 36,657,013 km (0.062 R)
• M65: 36,839,373 km (0.113 R)
• M66: 37,113,586 km (0.089 R)
• M67: 38,680,325 km (0.074 R)
• M68: 40,268,456 km (0.115 R)
• M69: 43,122,633 km (0.056 R)
• M70: 45,256,946 km (0.111 R)
• M71: 46,336,893 km (0.102 R)
• M72: 46,435,478 km (0.08 R)
• M73: 49,425,641 km (0.061 R)
• M74: 50,334,747 km (0.077 R)
• M75: 52,272,189 km (0.088 R)
• M76: 52,683,134 km (0.105 R)
• M77: 56,535,130 km (0.072 R)
• M78: 57,379,909 km (0.117 R)
• M79: 60,692,455 km (0.063 R)
• M80: 63,189,991 km (0.102 R)
• M81: 63,956,680 km (0.12 R)
• M82: 64,286,244 km (0.119 R)
• M83: 65,720,888 km (0.12 R)
• M84: 66,275,447 km (0.109 R)
• M85: 66,942,953 km (0.047 R)
• M86: 67,500,953 km (0.068 R)
• M87: 68,172,498 km (0.063 R)
• M88: 70,087,350 km (0.087 R)
• M89: 71,905,713 km (0.083 R)
• M90: 72,820,803 km (0.113 R)
• M91: 73,050,136 km (0.114 R)
• M92: 75,820,988 km (0.114 R)
• M93: 76,286,237 km (0.108 R)
• M94: 78,156,211 km (0.113 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 13,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit