🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.46 AU - 0.66 AU

Year: 160 Days

Day: 13.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,514,409 km

• M1: 104,120 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.02 AU - 1.12 AU

Year: 424 Days

Day: 41 Hours

Environment

Temp: 2 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.32 AU - 1.72 AU

Year: 718 Days

Day: 48 Hours

Environment

Temp: -63 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.86 AU - 1.98 AU

Year: 1019 Days

Day: 15.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,514,409 km

• M1: 97,837 km (0.067 R)
• M2: 888,163 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.78 AU - 2.16 AU

Year: 1059 Days

Day: 39.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.4

Radius: 13.5

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.75 AU - 6.65 AU

Year: 5211 Days

Day: 8.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,514,409 km

• M1: 168,298 km (0.1 R)
• M2: 254,466 km (0.119 R)
• M3: 390,750 km (0.12 R)
• M4: 476,469 km (0.068 R)
• M5: 564,283 km (0.059 R)
• M6: 844,630 km (0.086 R)
• M7: 1,469,051 km (0.1 R)
• M8: 1,627,475 km (0.103 R)
• M9: 1,833,771 km (0.062 R)
• M10: 2,049,042 km (0.093 R)
• M11: 2,216,143 km (0.062 R)
• M12: 2,411,218 km (0.108 R)
• M13: 2,892,624 km (0.102 R)
• M14: 2,992,705 km (0.119 R)
• M15: 3,312,695 km (0.111 R)
• M16: 3,630,591 km (0.088 R)
• M17: 4,570,215 km (0.082 R)
• M18: 5,196,432 km (0.066 R)
• M19: 5,566,537 km (0.076 R)
• M20: 5,881,590 km (0.092 R)
• M21: 6,529,349 km (0.096 R)
• M22: 6,828,245 km (0.101 R)
• M23: 7,131,779 km (0.106 R)
• M24: 9,229,291 km (0.11 R)
• M25: 10,713,452 km (0.077 R)
• M26: 11,363,604 km (0.03 R)
• M27: 11,623,156 km (0.085 R)
• M28: 12,311,606 km (0.09 R)
• M29: 12,930,043 km (0.096 R)
• M30: 13,474,280 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.3

Radius: 14.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.8 AU - 7 AU

Year: 6199 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 81,514,409 km

• M1: 396,135 km (0.109 R)
• M2: 671,246 km (0.088 R)
• M3: 901,028 km (0.104 R)
• M4: 1,026,391 km (0.066 R)
• M5: 1,327,980 km (0.086 R)
• M6: 1,556,566 km (0.043 R)
• M7: 1,979,180 km (0.109 R)
• M8: 2,090,630 km (0.105 R)
• M9: 2,319,964 km (0.046 R)
• M10: 3,408,737 km (0.049 R)
• M11: 3,888,797 km (0.116 R)
• M12: 4,537,902 km (0.057 R)
• M13: 4,786,982 km (0.107 R)
• M14: 4,913,243 km (0.054 R)
• M15: 5,015,119 km (0.119 R)
• M16: 5,272,876 km (0.083 R)
• M17: 5,534,972 km (0.056 R)
• M18: 5,667,665 km (0.068 R)
• M19: 6,181,833 km (0.115 R)
• M20: 6,542,214 km (0.103 R)
• M21: 6,682,686 km (0.115 R)
• M22: 6,795,782 km (0.081 R)
• M23: 7,400,307 km (0.051 R)
• M24: 7,664,647 km (0.095 R)
• M25: 7,872,588 km (0.051 R)
• M26: 8,784,387 km (0.086 R)
• M27: 9,221,512 km (0.111 R)
• M28: 9,697,682 km (0.07 R)
• M29: 9,858,200 km (0.101 R)
• M30: 10,149,318 km (0.045 R)
• M31: 10,509,250 km (0.109 R)
• M32: 10,641,046 km (0.075 R)
• M33: 10,973,153 km (0.049 R)
• M34: 11,207,723 km (0.069 R)
• M35: 11,308,851 km (0.07 R)
• M36: 11,410,129 km (0.09 R)
• M37: 11,613,731 km (0.07 R)
• M38: 13,001,850 km (0.058 R)
• M39: 13,179,124 km (0.098 R)
• M40: 13,571,818 km (0.088 R)
• M41: 13,968,252 km (0.079 R)
• M42: 14,077,160 km (0.117 R)
• M43: 14,222,718 km (0.101 R)
• M44: 15,517,488 km (0.114 R)
• M45: 16,046,017 km (0.067 R)
• M46: 16,388,896 km (0.076 R)
• M47: 17,706,105 km (0.065 R)
• M48: 18,099,996 km (0.057 R)
• M49: 18,456,936 km (0.09 R)
• M50: 18,976,639 km (0.115 R)
• M51: 19,785,814 km (0.096 R)
• M52: 19,948,876 km (0.119 R)
• M53: 20,071,546 km (0.106 R)
• M54: 20,688,787 km (0.091 R)
• M55: 22,068,379 km (0.117 R)
• M56: 22,195,238 km (0.099 R)
• M57: 23,004,712 km (0.104 R)
• M58: 23,305,254 km (0.109 R)
• M59: 23,780,377 km (0.113 R)
• M60: 24,608,551 km (0.101 R)
• M61: 25,268,876 km (0.092 R)
• M62: 25,668,003 km (0.104 R)
• M63: 26,293,023 km (0.078 R)
• M64: 26,472,540 km (0.077 R)
• M65: 26,697,386 km (0.113 R)
• M66: 26,832,622 km (0.062 R)
• M67: 27,558,022 km (0.09 R)
• M68: 28,935,220 km (0.114 R)
• M69: 30,006,341 km (0.065 R)
• M70: 30,334,858 km (0.104 R)
• M71: 30,476,078 km (0.057 R)
• M72: 30,853,514 km (0.119 R)
• M73: 31,185,172 km (0.102 R)
• M74: 31,327,739 km (0.109 R)
• M75: 31,756,486 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.2

Radius: 6.2

Gravity: 20.79 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.3 AU - 15.14 AU

Year: 20531 Days

Day: 18.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 111.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 81,514,409 km

• M1: 438,471 km (0.038 R)
• M2: 479,312 km (0.117 R)
• M3: 565,330 km (0.107 R)
• M4: 2,095,268 km (0.093 R)
• M5: 2,386,834 km (0.058 R)
• M6: 3,547,414 km (0.053 R)
• M7: 3,982,744 km (0.07 R)
• M8: 4,071,755 km (0.095 R)
• M9: 4,116,634 km (0.075 R)
• M10: 4,713,829 km (0.115 R)
• M11: 5,240,264 km (0.115 R)
• M12: 5,387,169 km (0.114 R)
• M13: 5,835,663 km (0.117 R)
• M14: 6,038,967 km (0.114 R)
• M15: 6,141,441 km (0.086 R)
• M16: 6,928,476 km (0.092 R)
• M17: 8,026,375 km (0.115 R)
• M18: 8,480,554 km (0.087 R)
• M19: 8,710,785 km (0.077 R)
• M20: 9,177,381 km (0.111 R)
• M21: 9,532,676 km (0.097 R)
• M22: 10,074,070 km (0.073 R)
• M23: 12,143,009 km (0.069 R)
• M24: 12,532,861 km (0.116 R)
• M25: 13,458,572 km (0.089 R)
• M26: 13,794,569 km (0.116 R)
• M27: 14,269,542 km (0.116 R)
• M28: 15,026,657 km (0.072 R)
• M29: 15,938,157 km (0.111 R)
• M30: 16,009,067 km (0.101 R)
• M31: 16,151,035 km (0.1 R)
• M32: 17,887,866 km (0.037 R)
• M33: 18,479,975 km (0.113 R)
• M34: 20,602,020 km (0.088 R)
• M35: 22,481,568 km (0.05 R)
• M36: 22,800,062 km (0.076 R)
• M37: 24,660,461 km (0.091 R)
• M38: 24,742,441 km (0.081 R)
• M39: 25,071,406 km (0.071 R)
• M40: 25,567,323 km (0.083 R)
• M41: 25,733,527 km (0.088 R)
• M42: 25,816,553 km (0.099 R)
• M43: 25,983,205 km (0.104 R)
• M44: 29,650,448 km (0.072 R)
• M45: 30,878,945 km (0.103 R)
• M46: 31,410,467 km (0.119 R)
• M47: 33,657,726 km (0.1 R)
• M48: 33,839,637 km (0.096 R)
• M49: 35,122,887 km (0.116 R)
• M50: 35,215,189 km (0.119 R)
• M51: 36,795,990 km (0.057 R)
• M52: 38,399,829 km (0.087 R)
• M53: 39,545,599 km (0.082 R)
• M54: 40,896,617 km (0.105 R)
• M55: 43,346,282 km (0.116 R)
• M56: 43,544,350 km (0.085 R)
• M57: 46,348,113 km (0.058 R)
• M58: 46,449,391 km (0.095 R)
• M59: 46,956,528 km (0.076 R)
• M60: 48,591,782 km (0.111 R)
• M61: 49,209,771 km (0.099 R)
• M62: 50,766,187 km (0.11 R)
• M63: 50,870,606 km (0.073 R)
• M64: 51,498,020 km (0.063 R)
• M65: 52,128,126 km (0.077 R)
• M66: 52,549,543 km (0.105 R)
• M67: 55,746,450 km (0.097 R)
• M68: 57,151,174 km (0.072 R)
• M69: 57,476,998 km (0.082 R)
• M70: 58,896,083 km (0.095 R)
• M71: 59,115,394 km (0.072 R)
• M72: 60,769,049 km (0.048 R)
• M73: 61,991,413 km (0.111 R)
• M74: 62,326,213 km (0.088 R)
• M75: 63,446,402 km (0.039 R)
• M76: 64,347,430 km (0.057 R)
• M77: 66,504,182 km (0.076 R)
• M78: 67,993,429 km (0.068 R)
• M79: 68,569,082 km (0.115 R)
• M80: 69,377,808 km (0.079 R)
• M81: 69,493,596 km (0.05 R)
• M82: 69,957,499 km (0.117 R)
• M83: 71,004,834 km (0.098 R)
• M84: 71,588,864 km (0.052 R)
• M85: 73,586,594 km (0.114 R)
• M86: 75,007,924 km (0.118 R)
• M87: 75,245,635 km (0.081 R)
• M88: 75,841,034 km (0.104 R)
• M89: 75,960,413 km (0.104 R)
• M90: 76,079,643 km (0.047 R)
• M91: 76,677,436 km (0.119 R)
• M92: 79,446,642 km (0.115 R)
• M93: 79,567,816 km (0.084 R)
• M94: 80,295,909 km (0.051 R)
• M95: 80,660,778 km (0.1 R)
• M96: 80,782,551 km (0.109 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 18,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit