🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.66 AU - 0.66 AU

Year: 190 Days

Day: 15.9 Hours

Environment

Temp: 210 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.64 AU - 0.88 AU

Year: 235 Days

Day: 39.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.53 AU - 1.83 AU

Year: 773 Days

Day: 38.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.3 AU - 2.38 AU

Year: 1270 Days

Day: 34.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 117,795,098 km

• M1: 121,922 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.4 AU - 6.12 AU

Year: 4280 Days

Day: 26.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 9.1

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.23 AU - 9.89 AU

Year: 9675 Days

Day: 12.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 117,795,098 km

• M1: 127,906 km (0.098 R)
• M2: 445,502 km (0.047 R)
• M3: 536,458 km (0.101 R)
• M4: 708,346 km (0.084 R)
• M5: 1,215,931 km (0.084 R)
• M6: 1,406,968 km (0.118 R)
• M7: 1,486,255 km (0.109 R)
• M8: 1,669,961 km (0.065 R)
• M9: 1,732,942 km (0.106 R)
• M10: 1,796,820 km (0.1 R)
• M11: 1,970,802 km (0.1 R)
• M12: 2,196,396 km (0.066 R)
• M13: 2,335,672 km (0.11 R)
• M14: 2,478,089 km (0.106 R)
• M15: 2,550,344 km (0.091 R)
• M16: 2,647,882 km (0.113 R)
• M17: 3,232,361 km (0.081 R)
• M18: 3,338,127 km (0.117 R)
• M19: 3,634,929 km (0.104 R)
• M20: 3,968,383 km (0.038 R)
• M21: 4,340,881 km (0.057 R)
• M22: 4,399,225 km (0.079 R)
• M23: 4,575,750 km (0.047 R)
• M24: 4,664,910 km (0.064 R)
• M25: 4,784,589 km (0.084 R)
• M26: 4,966,201 km (0.099 R)
• M27: 5,273,923 km (0.07 R)
• M28: 6,566,150 km (0.119 R)
• M29: 6,768,256 km (0.069 R)
• M30: 6,972,308 km (0.059 R)
• M31: 7,109,489 km (0.048 R)
• M32: 8,130,644 km (0.116 R)
• M33: 8,238,953 km (0.102 R)
• M34: 9,084,779 km (0.085 R)
• M35: 9,159,728 km (0.098 R)
• M36: 9,537,163 km (0.082 R)
• M37: 9,804,345 km (0.112 R)
• M38: 9,881,239 km (0.066 R)
• M39: 9,958,132 km (0.093 R)
• M40: 10,074,070 km (0.093 R)
• M41: 10,739,332 km (0.12 R)
• M42: 11,661,902 km (0.106 R)
• M43: 12,153,331 km (0.115 R)
• M44: 14,055,618 km (0.114 R)
• M45: 14,229,151 km (0.083 R)
• M46: 14,666,126 km (0.111 R)
• M47: 14,842,203 km (0.096 R)
• M48: 15,107,590 km (0.078 R)
• M49: 15,285,462 km (0.066 R)
• M50: 15,958,353 km (0.078 R)
• M51: 16,230,172 km (0.12 R)
• M52: 16,549,414 km (0.098 R)
• M53: 16,962,753 km (0.106 R)
• M54: 17,240,257 km (0.095 R)
• M55: 17,612,606 km (0.107 R)
• M56: 19,368,885 km (0.087 R)
• M57: 19,513,696 km (0.105 R)
• M58: 19,658,955 km (0.066 R)
• M59: 19,755,895 km (0.092 R)
• M60: 20,047,910 km (0.12 R)
• M61: 20,537,693 km (0.107 R)
• M62: 20,685,346 km (0.067 R)
• M63: 21,579,044 km (0.104 R)
• M64: 21,729,091 km (0.052 R)
• M65: 21,980,266 km (0.061 R)
• M66: 23,403,839 km (0.117 R)
• M67: 23,815,981 km (0.094 R)
• M68: 24,699,955 km (0.091 R)
• M69: 24,909,541 km (0.045 R)
• M70: 25,224,894 km (0.056 R)
• M71: 25,966,151 km (0.075 R)
• M72: 26,768,145 km (0.119 R)
• M73: 26,875,706 km (0.12 R)
• M74: 26,983,417 km (0.063 R)
• M75: 27,686,826 km (0.106 R)
• M76: 28,396,518 km (0.118 R)
• M77: 28,836,037 km (0.113 R)
• M78: 29,945,006 km (0.025 R)
• M79: 32,033,093 km (0.084 R)
• M80: 35,222,669 km (0.084 R)
• M81: 35,754,190 km (0.103 R)
• M82: 40,779,332 km (0.061 R)
• M83: 40,965,133 km (0.097 R)
• M84: 41,461,798 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.9

Radius: 4.5

Gravity: 46.17 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 19.86 AU - 21.18 AU

Year: 32976 Days

Day: 19.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 117,795,098 km

• M1: 173,683 km (0.097 R)
• M2: 210,783 km (0.095 R)
• M3: 251,025 km (0.103 R)
• M4: 414,237 km (0.082 R)
• M5: 493,673 km (0.03 R)
• M6: 761,752 km (0.073 R)
• M7: 1,255,575 km (0.1 R)
• M8: 1,658,292 km (0.062 R)
• M9: 1,700,629 km (0.073 R)
• M10: 2,522,818 km (0.107 R)
• M11: 2,770,253 km (0.109 R)
• M12: 3,129,587 km (0.075 R)
• M13: 3,503,433 km (0.083 R)
• M14: 3,723,491 km (0.119 R)
• M15: 4,587,867 km (0.086 R)
• M16: 4,767,834 km (0.091 R)
• M17: 5,574,615 km (0.079 R)
• M18: 5,702,521 km (0.086 R)
• M19: 5,831,325 km (0.115 R)
• M20: 5,896,101 km (0.071 R)
• M21: 6,691,812 km (0.115 R)
• M22: 6,759,580 km (0.044 R)
• M23: 7,171,423 km (0.092 R)
• M24: 9,576,956 km (0.095 R)
• M25: 9,730,145 km (0.091 R)
• M26: 10,116,556 km (0.08 R)
• M27: 10,824,752 km (0.108 R)
• M28: 11,793,548 km (0.091 R)
• M29: 12,288,268 km (0.096 R)
• M30: 18,633,761 km (0.077 R)
• M31: 18,729,354 km (0.059 R)
• M32: 19,402,545 km (0.093 R)
• M33: 20,181,501 km (0.072 R)
• M34: 20,377,773 km (0.09 R)
• M35: 21,369,009 km (0.104 R)
• M36: 22,885,033 km (0.073 R)
• M37: 23,295,081 km (0.068 R)
• M38: 24,749,472 km (0.093 R)
• M39: 29,285,130 km (0.101 R)
• M40: 30,852,766 km (0.046 R)
• M41: 31,989,111 km (0.043 R)
• M42: 32,677,560 km (0.099 R)
• M43: 33,602,823 km (0.108 R)
• M44: 34,419,628 km (0.093 R)
• M45: 37,751,471 km (0.062 R)
• M46: 38,600,290 km (0.089 R)
• M47: 41,184,443 km (0.116 R)
• M48: 43,950,957 km (0.119 R)
• M49: 48,211,654 km (0.081 R)
• M50: 50,723,851 km (0.081 R)
• M51: 50,857,292 km (0.088 R)
• M52: 51,392,105 km (0.098 R)
• M53: 51,525,995 km (0.089 R)
• M54: 53,821,424 km (0.091 R)
• M55: 54,502,843 km (0.117 R)
• M56: 55,598,946 km (0.092 R)
• M57: 57,534,892 km (0.108 R)
• M58: 58,511,018 km (0.059 R)
• M59: 59,914,994 km (0.098 R)
• M60: 60,056,065 km (0.116 R)
• M61: 61,188,072 km (0.101 R)
• M62: 62,327,260 km (0.075 R)
• M63: 75,157,372 km (0.091 R)
• M64: 77,910,421 km (0.113 R)
• M65: 80,696,233 km (0.046 R)
• M66: 80,851,964 km (0.101 R)
• M67: 81,475,937 km (0.088 R)
• M68: 83,514,657 km (0.084 R)
• M69: 84,935,837 km (0.112 R)
• M70: 86,205,923 km (0.032 R)
• M71: 87,802,281 km (0.036 R)
• M72: 88,443,458 km (0.1 R)
• M73: 88,925,462 km (0.073 R)
• M74: 89,247,247 km (0.087 R)
• M75: 93,629,268 km (0.083 R)
• M76: 97,582,691 km (0.049 R)
• M77: 97,748,595 km (0.069 R)
• M78: 98,413,258 km (0.085 R)
• M79: 100,081,125 km (0.094 R)
• M80: 100,918,724 km (0.079 R)
• M81: 101,422,270 km (0.085 R)
• M82: 101,758,566 km (0.116 R)
• M83: 104,970,881 km (0.034 R)
• M84: 105,140,824 km (0.086 R)
• M85: 105,821,794 km (0.118 R)
• M86: 106,333,419 km (0.092 R)
• M87: 108,216,407 km (0.084 R)
• M88: 109,420,371 km (0.097 R)
• M89: 110,110,466 km (0.106 R)
• M90: 110,801,907 km (0.104 R)
• M91: 112,015,295 km (0.08 R)
• M92: 112,884,758 km (0.069 R)
• M93: 115,506,610 km (0.097 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 15,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit