🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.46 AU - 0.74 AU

Year: 173 Days

Day: 35.7 Hours

Environment

Temp: 157 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.73 AU - 0.81 AU

Year: 252 Days

Day: 43.6 Hours

Environment

Temp: 128 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.99 AU - 1.47 AU

Year: 509 Days

Day: 26.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.88 AU - 1.9 AU

Year: 969 Days

Day: 26.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,005,460 km

• M1: 626,067 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.84 AU - 3.24 AU

Year: 1976 Days

Day: 31.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,005,460 km

• M1: 751,879 km (0.064 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.71 AU - 3.91 AU

Year: 2245 Days

Day: 22.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.3

Radius: 13.2

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.91 AU - 7.23 AU

Year: 7008 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 81,005,460 km

• M1: 167,699 km (0.116 R)
• M2: 273,315 km (0.095 R)
• M3: 790,326 km (0.105 R)
• M4: 987,346 km (0.1 R)
• M5: 1,566,888 km (0.055 R)
• M6: 1,676,394 km (0.053 R)
• M7: 1,850,974 km (0.073 R)
• M8: 1,956,591 km (0.088 R)
• M9: 2,053,530 km (0.106 R)
• M10: 2,196,396 km (0.119 R)
• M11: 2,354,222 km (0.071 R)
• M12: 2,527,456 km (0.1 R)
• M13: 2,813,786 km (0.092 R)
• M14: 3,010,657 km (0.108 R)
• M15: 3,136,020 km (0.061 R)
• M16: 3,314,490 km (0.111 R)
• M17: 3,418,012 km (0.066 R)
• M18: 3,641,811 km (0.107 R)
• M19: 3,856,932 km (0.097 R)
• M20: 3,952,376 km (0.089 R)
• M21: 4,034,804 km (0.066 R)
• M22: 4,145,656 km (0.118 R)
• M23: 4,328,016 km (0.106 R)
• M24: 4,498,707 km (0.08 R)
• M25: 4,861,632 km (0.114 R)
• M26: 5,385,823 km (0.026 R)
• M27: 5,740,070 km (0.084 R)
• M28: 5,896,550 km (0.109 R)
• M29: 6,213,847 km (0.107 R)
• M30: 6,439,291 km (0.093 R)
• M31: 6,634,666 km (0.116 R)
• M32: 7,131,929 km (0.051 R)
• M33: 7,351,090 km (0.049 R)
• M34: 7,521,332 km (0.075 R)
• M35: 7,761,736 km (0.062 R)
• M36: 8,057,192 km (0.074 R)
• M37: 8,802,937 km (0.092 R)
• M38: 8,929,347 km (0.069 R)
• M39: 9,092,858 km (0.059 R)
• M40: 9,367,669 km (0.059 R)
• M41: 9,552,273 km (0.105 R)
• M42: 10,284,106 km (0.062 R)
• M43: 10,398,398 km (0.091 R)
• M44: 10,666,478 km (0.038 R)
• M45: 11,131,428 km (0.064 R)
• M46: 11,504,375 km (0.067 R)
• M47: 11,881,362 km (0.05 R)
• M48: 12,545,876 km (0.084 R)
• M49: 12,872,298 km (0.117 R)
• M50: 13,036,706 km (0.072 R)
• M51: 13,409,056 km (0.082 R)
• M52: 13,513,026 km (0.109 R)
• M53: 14,248,898 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.5

Radius: 5.4

Gravity: 15.76 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 15.79 AU - 18.81 AU

Year: 26824 Days

Day: 19.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 81,005,460 km

• M1: 387,159 km (0.117 R)
• M2: 574,605 km (0.111 R)
• M3: 666,758 km (0.109 R)
• M4: 999,314 km (0.027 R)
• M5: 1,082,789 km (0.074 R)
• M6: 2,144,186 km (0.101 R)
• M7: 2,512,347 km (0.076 R)
• M8: 2,742,727 km (0.101 R)
• M9: 2,781,772 km (0.081 R)
• M10: 2,820,967 km (0.12 R)
• M11: 3,223,685 km (0.069 R)
• M12: 3,389,738 km (0.104 R)
• M13: 3,817,289 km (0.038 R)
• M14: 4,398,177 km (0.056 R)
• M15: 4,490,030 km (0.096 R)
• M16: 4,536,107 km (0.108 R)
• M17: 4,769,180 km (0.05 R)
• M18: 6,196,793 km (0.11 R)
• M19: 6,876,565 km (0.087 R)
• M20: 7,306,510 km (0.11 R)
• M21: 8,079,781 km (0.065 R)
• M22: 8,647,954 km (0.077 R)
• M23: 10,550,839 km (0.105 R)
• M24: 10,797,526 km (0.059 R)
• M25: 10,983,775 km (0.077 R)
• M26: 11,171,071 km (0.066 R)
• M27: 11,233,753 km (0.112 R)
• M28: 13,300,298 km (0.086 R)
• M29: 14,308,438 km (0.043 R)
• M30: 14,444,722 km (0.092 R)
• M31: 15,063,309 km (0.048 R)
• M32: 15,271,399 km (0.072 R)
• M33: 16,826,469 km (0.103 R)
• M34: 19,553,040 km (0.057 R)
• M35: 21,940,622 km (0.059 R)
• M36: 22,571,626 km (0.113 R)
• M37: 23,448,868 km (0.052 R)
• M38: 23,690,020 km (0.045 R)
• M39: 24,581,473 km (0.118 R)
• M40: 24,663,004 km (0.111 R)
• M41: 25,154,433 km (0.1 R)
• M42: 25,318,841 km (0.08 R)
• M43: 25,401,270 km (0.108 R)
• M44: 25,483,698 km (0.046 R)
• M45: 26,146,716 km (0.082 R)
• M46: 26,647,719 km (0.104 R)
• M47: 26,815,418 km (0.117 R)
• M48: 30,242,257 km (0.049 R)
• M49: 30,329,622 km (0.033 R)
• M50: 30,504,801 km (0.044 R)
• M51: 32,006,614 km (0.078 R)
• M52: 32,721,692 km (0.043 R)
• M53: 33,351,648 km (0.114 R)
• M54: 38,155,087 km (0.058 R)
• M55: 38,912,949 km (0.109 R)
• M56: 39,293,826 km (0.083 R)
• M57: 39,963,276 km (0.072 R)
• M58: 40,251,401 km (0.084 R)
• M59: 40,732,957 km (0.096 R)
• M60: 41,701,902 km (0.082 R)
• M61: 41,799,291 km (0.116 R)
• M62: 41,896,679 km (0.084 R)
• M63: 42,580,491 km (0.115 R)
• M64: 42,776,614 km (0.07 R)
• M65: 43,366,628 km (0.118 R)
• M66: 44,157,402 km (0.116 R)
• M67: 44,654,067 km (0.09 R)
• M68: 46,255,961 km (0.09 R)
• M69: 47,165,217 km (0.079 R)
• M70: 47,469,648 km (0.108 R)
• M71: 47,876,555 km (0.112 R)
• M72: 48,182,482 km (0.097 R)
• M73: 48,284,508 km (0.063 R)
• M74: 49,104,155 km (0.074 R)
• M75: 49,515,698 km (0.059 R)
• M76: 50,445,748 km (0.072 R)
• M77: 52,218,184 km (0.098 R)
• M78: 54,754,915 km (0.098 R)
• M79: 55,930,904 km (0.109 R)
• M80: 56,145,726 km (0.11 R)
• M81: 59,071,113 km (0.11 R)
• M82: 59,618,342 km (0.076 R)
• M83: 60,497,379 km (0.089 R)
• M84: 60,607,483 km (0.076 R)
• M85: 62,824,972 km (0.092 R)
• M86: 64,280,559 km (0.027 R)
• M87: 65,520,726 km (0.074 R)
• M88: 66,087,103 km (0.073 R)
• M89: 68,139,437 km (0.119 R)
• M90: 68,943,226 km (0.088 R)
• M91: 69,288,647 km (0.064 R)
• M92: 69,865,646 km (0.077 R)
• M93: 70,096,925 km (0.034 R)
• M94: 75,722,702 km (0.055 R)
• M95: 77,869,432 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 16,267 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit