🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.69 AU - 0.79 AU

Year: 183 Days

Day: 15.9 Hours

Environment

Temp: 282 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,260,922 km

• M1: 156,779 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.92 AU - 1.48 AU

Year: 377 Days

Day: 28.9 Hours

Environment

Temp: 193 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,260,922 km

• M1: 734,077 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.9 AU - 4.22 AU

Year: 1928 Days

Day: 38.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.63 AU - 5.39 AU

Year: 3218 Days

Day: 40.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.7

Radius: 10.9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 12.52 AU - 19.8 AU

Year: 18642 Days

Day: 13.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 45,260,922 km

• M1: 145,858 km (0.085 R)
• M2: 493,523 km (0.107 R)
• M3: 673,938 km (0.104 R)
• M4: 1,054,665 km (0.066 R)
• M5: 1,293,872 km (0.044 R)
• M6: 2,054,278 km (0.099 R)
• M7: 2,142,989 km (0.1 R)
• M8: 2,670,621 km (0.113 R)
• M9: 2,866,445 km (0.106 R)
• M10: 3,067,056 km (0.084 R)
• M11: 3,134,973 km (0.12 R)
• M12: 3,411,729 km (0.043 R)
• M13: 3,952,077 km (0.087 R)
• M14: 4,365,565 km (0.036 R)
• M15: 4,911,747 km (0.086 R)
• M16: 4,991,632 km (0.042 R)
• M17: 5,152,599 km (0.099 R)
• M18: 5,521,059 km (0.096 R)
• M19: 5,687,561 km (0.075 R)
• M20: 5,771,486 km (0.12 R)
• M21: 5,855,859 km (0.079 R)
• M22: 6,154,307 km (0.112 R)
• M23: 6,766,012 km (0.1 R)
• M24: 7,124,449 km (0.032 R)
• M25: 7,397,316 km (0.097 R)
• M26: 7,813,048 km (0.049 R)
• M27: 8,000,345 km (0.064 R)
• M28: 8,094,442 km (0.091 R)
• M29: 8,812,661 km (0.109 R)
• M30: 9,204,159 km (0.114 R)
• M31: 9,352,410 km (0.098 R)
• M32: 9,451,593 km (0.102 R)
• M33: 10,105,486 km (0.086 R)
• M34: 10,515,234 km (0.107 R)
• M35: 10,722,128 km (0.074 R)
• M36: 12,644,311 km (0.083 R)
• M37: 13,196,926 km (0.102 R)
• M38: 13,813,867 km (0.1 R)
• M39: 14,901,743 km (0.099 R)
• M40: 15,368,040 km (0.111 R)
• M41: 15,661,850 km (0.091 R)
• M42: 16,374,833 km (0.104 R)
• M43: 17,159,025 km (0.117 R)
• M44: 17,647,762 km (0.082 R)
• M45: 19,267,458 km (0.119 R)
• M46: 19,966,977 km (0.074 R)
• M47: 21,064,427 km (0.107 R)
• M48: 21,850,714 km (0.075 R)
• M49: 22,513,432 km (0.12 R)
• M50: 22,847,335 km (0.057 R)
• M51: 23,048,394 km (0.06 R)
• M52: 23,250,052 km (0.117 R)
• M53: 26,696,638 km (0.083 R)
• M54: 26,767,248 km (0.049 R)
• M55: 27,191,807 km (0.111 R)
• M56: 27,761,475 km (0.108 R)
• M57: 29,129,997 km (0.118 R)
• M58: 29,932,290 km (0.056 R)
• M59: 30,594,111 km (0.119 R)
• M60: 30,668,012 km (0.112 R)
• M61: 30,963,917 km (0.05 R)
• M62: 32,232,357 km (0.119 R)
• M63: 34,665,567 km (0.074 R)
• M64: 35,360,449 km (0.08 R)
• M65: 35,826,446 km (0.102 R)
• M66: 36,060,118 km (0.049 R)
• M67: 36,842,664 km (0.039 R)
• M68: 37,947,893 km (0.071 R)
• M69: 38,743,904 km (0.118 R)
• M70: 39,786,900 km (0.083 R)
• M71: 40,433,462 km (0.11 R)
• M72: 43,219,573 km (0.103 R)
• M73: 43,800,761 km (0.117 R)
• M74: 44,050,739 km (0.093 R)
• M75: 44,217,540 km (0.044 R)
• M76: 45,813,301 km (0.064 R)
• M77: 45,982,496 km (0.069 R)
• M78: 46,406,007 km (0.09 R)
• M79: 49,493,857 km (0.07 R)
• M80: 50,975,026 km (0.049 R)
• M81: 51,941,129 km (0.086 R)
• M82: 52,382,293 km (0.098 R)
• M83: 52,559,118 km (0.069 R)
• M84: 54,696,273 km (0.117 R)
• M85: 54,785,882 km (0.103 R)
• M86: 54,965,399 km (0.034 R)
• M87: 56,136,751 km (0.062 R)
• M88: 57,316,330 km (0.117 R)
• M89: 57,407,435 km (0.103 R)
• M90: 57,772,155 km (0.073 R)
• M91: 59,331,114 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 21.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.5

Radius: 3.3

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 16.64 AU - 25.76 AU

Year: 28012 Days

Day: 16.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 45,260,922 km

• M1: 168,896 km (0.084 R)
• M2: 287,826 km (0.111 R)
• M3: 624,272 km (0.094 R)
• M4: 790,475 km (0.078 R)
• M5: 1,579,604 km (0.096 R)
• M6: 1,827,637 km (0.048 R)
• M7: 2,136,258 km (0.117 R)
• M8: 2,185,026 km (0.114 R)
• M9: 2,989,564 km (0.072 R)
• M10: 3,044,317 km (0.101 R)
• M11: 3,182,695 km (0.108 R)
• M12: 4,361,676 km (0.08 R)
• M13: 5,094,107 km (0.039 R)
• M14: 6,209,808 km (0.094 R)
• M15: 6,704,977 km (0.114 R)
• M16: 7,770,562 km (0.102 R)
• M17: 7,921,656 km (0.072 R)
• M18: 8,457,964 km (0.072 R)
• M19: 9,005,941 km (0.083 R)
• M20: 9,164,665 km (0.117 R)
• M21: 9,324,286 km (0.041 R)
• M22: 9,565,437 km (0.051 R)
• M23: 10,759,378 km (0.12 R)
• M24: 11,309,749 km (0.096 R)
• M25: 11,566,758 km (0.118 R)
• M26: 12,086,610 km (0.096 R)
• M27: 12,305,622 km (0.12 R)
• M28: 12,791,665 km (0.11 R)
• M29: 13,014,716 km (0.107 R)
• M30: 13,828,229 km (0.094 R)
• M31: 13,874,006 km (0.11 R)
• M32: 14,844,746 km (0.088 R)
• M33: 15,789,457 km (0.114 R)
• M34: 16,802,234 km (0.107 R)
• M35: 17,885,473 km (0.043 R)
• M36: 18,991,150 km (0.102 R)
• M37: 19,347,493 km (0.1 R)
• M38: 19,398,655 km (0.087 R)
• M39: 20,015,298 km (0.086 R)
• M40: 21,637,986 km (0.068 R)
• M41: 23,031,041 km (0.068 R)
• M42: 23,902,598 km (0.104 R)
• M43: 24,012,253 km (0.093 R)
• M44: 24,452,819 km (0.048 R)
• M45: 24,951,578 km (0.108 R)
• M46: 25,790,224 km (0.076 R)
• M47: 26,015,519 km (0.113 R)
• M48: 27,380,449 km (0.106 R)
• M49: 29,177,569 km (0.049 R)
• M50: 30,654,399 km (0.115 R)
• M51: 31,974,002 km (0.118 R)
• M52: 32,945,341 km (0.092 R)
• M53: 33,680,165 km (0.108 R)
• M54: 33,741,650 km (0.074 R)
• M55: 34,978,974 km (0.084 R)
• M56: 36,294,239 km (0.101 R)
• M57: 36,546,461 km (0.102 R)
• M58: 37,052,999 km (0.098 R)
• M59: 37,944,752 km (0.117 R)
• M60: 38,200,863 km (0.101 R)
• M61: 38,329,218 km (0.088 R)
• M62: 39,489,948 km (0.085 R)
• M63: 39,684,575 km (0.064 R)
• M64: 39,814,576 km (0.087 R)
• M65: 40,074,726 km (0.095 R)
• M66: 40,205,026 km (0.078 R)
• M67: 43,642,785 km (0.062 R)
• M68: 44,247,310 km (0.081 R)
• M69: 44,449,417 km (0.042 R)
• M70: 45,193,068 km (0.092 R)

Kuiper Belt

Range: 38.3 - 68.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 14,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit