🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.8 AU - 0.82 AU

Year: 265 Days

Day: 37.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.07 AU - 1.19 AU

Year: 437 Days

Day: 19 Hours

Environment

Temp: 31 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,748,592 km

• M1: 226,940 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.52 AU - 1.88 AU

Year: 806 Days

Day: 43.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.49 AU - 2.41 AU

Year: 990 Days

Day: 41.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.08 AU - 3.5 AU

Year: 2169 Days

Day: 37.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.3

Radius: 7.7

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.83 AU - 20.97 AU

Year: 26379 Days

Day: 15.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 61,748,592 km

• M1: 121,623 km (0.088 R)
• M2: 216,767 km (0.117 R)
• M3: 302,337 km (0.113 R)
• M4: 437,873 km (0.11 R)
• M5: 494,271 km (0.066 R)
• M6: 594,502 km (0.114 R)
• M7: 792,719 km (0.109 R)
• M8: 961,466 km (0.097 R)
• M9: 1,506,301 km (0.094 R)
• M10: 2,615,569 km (0.079 R)
• M11: 3,092,936 km (0.105 R)
• M12: 3,439,405 km (0.081 R)
• M13: 3,879,522 km (0.074 R)
• M14: 4,594,450 km (0.109 R)
• M15: 5,858,552 km (0.062 R)
• M16: 6,000,071 km (0.107 R)
• M17: 7,071,940 km (0.108 R)
• M18: 7,578,628 km (0.055 R)
• M19: 7,732,864 km (0.106 R)
• M20: 7,940,206 km (0.116 R)
• M21: 9,664,022 km (0.119 R)
• M22: 9,775,473 km (0.091 R)
• M23: 10,453,301 km (0.077 R)
• M24: 11,794,446 km (0.101 R)
• M25: 12,515,358 km (0.101 R)
• M26: 12,576,095 km (0.068 R)
• M27: 14,506,954 km (0.105 R)
• M28: 15,084,701 km (0.118 R)
• M29: 15,604,554 km (0.099 R)
• M30: 17,469,740 km (0.058 R)
• M31: 18,290,434 km (0.119 R)
• M32: 19,263,867 km (0.105 R)
• M33: 19,334,029 km (0.108 R)
• M34: 21,769,931 km (0.113 R)
• M35: 21,916,238 km (0.064 R)
• M36: 23,098,210 km (0.119 R)
• M37: 23,172,710 km (0.111 R)
• M38: 23,772,149 km (0.093 R)
• M39: 24,452,520 km (0.091 R)
• M40: 24,604,661 km (0.033 R)
• M41: 25,523,641 km (0.064 R)
• M42: 26,064,886 km (0.088 R)
• M43: 26,688,111 km (0.085 R)
• M44: 27,080,207 km (0.05 R)
• M45: 27,553,085 km (0.063 R)
• M46: 27,711,360 km (0.1 R)
• M47: 27,869,934 km (0.054 R)
• M48: 28,028,807 km (0.068 R)
• M49: 28,187,979 km (0.06 R)
• M50: 29,149,295 km (0.072 R)
• M51: 31,599,109 km (0.068 R)
• M52: 32,932,475 km (0.062 R)
• M53: 33,016,400 km (0.082 R)
• M54: 34,966,707 km (0.113 R)
• M55: 35,052,427 km (0.119 R)
• M56: 35,138,146 km (0.091 R)
• M57: 36,085,550 km (0.045 R)
• M58: 37,216,061 km (0.095 R)
• M59: 37,829,562 km (0.058 R)
• M60: 38,358,240 km (0.117 R)
• M61: 40,317,075 km (0.08 R)
• M62: 42,948,651 km (0.097 R)
• M63: 43,684,224 km (0.066 R)
• M64: 43,868,828 km (0.052 R)
• M65: 44,795,586 km (0.1 R)
• M66: 47,140,533 km (0.056 R)
• M67: 47,709,155 km (0.107 R)
• M68: 51,265,994 km (0.087 R)
• M69: 51,558,158 km (0.04 R)
• M70: 51,850,921 km (0.092 R)
• M71: 52,046,296 km (0.117 R)
• M72: 52,535,930 km (0.108 R)
• M73: 54,112,991 km (0.103 R)
• M74: 55,306,034 km (0.058 R)
• M75: 55,605,678 km (0.12 R)
• M76: 57,010,851 km (0.112 R)
• M77: 57,111,680 km (0.109 R)
• M78: 58,733,022 km (0.062 R)
• M79: 59,651,553 km (0.106 R)
• M80: 60,163,925 km (0.102 R)
• M81: 60,883,641 km (0.056 R)
• M82: 61,502,976 km (0.087 R)
• M83: 62,643,660 km (0.093 R)
• M84: 65,051,138 km (0.076 R)
• M85: 66,319,279 km (0.101 R)
• M86: 66,743,688 km (0.04 R)
• M87: 69,094,619 km (0.108 R)
• M88: 71,255,261 km (0.106 R)
• M89: 71,689,992 km (0.082 R)
• M90: 72,234,678 km (0.089 R)
• M91: 72,453,091 km (0.032 R)
• M92: 72,999,722 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.1

Radius: 3

Gravity: 20.23 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 13.97 AU - 22.55 AU

Year: 28358 Days

Day: 15.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 61,748,592 km

• M1: 42,785 km (0.116 R)
• M2: 174,132 km (0.084 R)
• M3: 326,423 km (0.077 R)
• M4: 944,262 km (0.066 R)
• M5: 1,083,687 km (0.085 R)
• M6: 1,180,178 km (0.091 R)
• M7: 1,433,746 km (0.066 R)
• M8: 1,648,269 km (0.068 R)
• M9: 2,797,331 km (0.063 R)
• M10: 3,200,946 km (0.048 R)
• M11: 3,235,353 km (0.118 R)
• M12: 3,515,400 km (0.048 R)
• M13: 3,551,005 km (0.118 R)
• M14: 4,248,879 km (0.11 R)
• M15: 4,516,360 km (0.06 R)
• M16: 4,868,364 km (0.068 R)
• M17: 4,947,800 km (0.082 R)
• M18: 7,384,001 km (0.075 R)
• M19: 7,566,810 km (0.05 R)
• M20: 7,797,490 km (0.094 R)
• M21: 8,936,827 km (0.08 R)
• M22: 10,025,750 km (0.104 R)
• M23: 11,842,467 km (0.106 R)
• M24: 11,949,280 km (0.063 R)
• M25: 12,217,808 km (0.072 R)
• M26: 12,433,977 km (0.097 R)
• M27: 13,090,262 km (0.076 R)
• M28: 13,311,518 km (0.064 R)
• M29: 13,589,770 km (0.037 R)
• M30: 14,721,926 km (0.057 R)
• M31: 14,836,818 km (0.032 R)
• M32: 14,894,263 km (0.103 R)
• M33: 15,299,225 km (0.092 R)
• M34: 16,297,491 km (0.066 R)
• M35: 16,535,501 km (0.103 R)
• M36: 16,595,191 km (0.106 R)
• M37: 17,135,389 km (0.055 R)
• M38: 17,195,826 km (0.118 R)
• M39: 17,316,702 km (0.076 R)
• M40: 17,742,457 km (0.096 R)
• M41: 18,542,058 km (0.101 R)
• M42: 19,039,919 km (0.117 R)
• M43: 20,239,844 km (0.107 R)
• M44: 20,367,600 km (0.1 R)
• M45: 20,881,170 km (0.11 R)
• M46: 23,110,926 km (0.094 R)
• M47: 24,050,850 km (0.084 R)
• M48: 25,898,383 km (0.09 R)
• M49: 29,221,550 km (0.115 R)
• M50: 30,383,028 km (0.09 R)
• M51: 30,529,185 km (0.059 R)
• M52: 30,969,302 km (0.039 R)
• M53: 31,781,768 km (0.048 R)
• M54: 31,855,969 km (0.117 R)
• M55: 32,302,369 km (0.044 R)
• M56: 32,675,915 km (0.099 R)
• M57: 33,427,345 km (0.107 R)
• M58: 33,956,772 km (0.114 R)
• M59: 34,260,456 km (0.107 R)
• M60: 35,792,787 km (0.098 R)
• M61: 36,024,514 km (0.119 R)
• M62: 36,256,690 km (0.067 R)
• M63: 36,644,896 km (0.104 R)
• M64: 36,956,508 km (0.076 R)
• M65: 37,425,498 km (0.116 R)
• M66: 38,527,436 km (0.047 R)
• M67: 38,764,847 km (0.104 R)
• M68: 39,879,651 km (0.112 R)
• M69: 39,959,686 km (0.066 R)
• M70: 40,682,393 km (0.095 R)
• M71: 41,490,521 km (0.1 R)
• M72: 41,815,148 km (0.103 R)
• M73: 41,977,761 km (0.06 R)
• M74: 42,303,735 km (0.053 R)
• M75: 43,204,463 km (0.091 R)
• M76: 44,277,080 km (0.11 R)
• M77: 45,275,048 km (0.12 R)
• M78: 45,609,249 km (0.062 R)
• M79: 46,280,196 km (0.116 R)
• M80: 47,208,151 km (0.054 R)
• M81: 47,716,934 km (0.03 R)
• M82: 47,801,905 km (0.11 R)
• M83: 48,568,893 km (0.07 R)
• M84: 50,374,091 km (0.11 R)
• M85: 50,980,860 km (0.071 R)
• M86: 54,582,130 km (0.079 R)
• M87: 55,472,985 km (0.098 R)
• M88: 55,562,295 km (0.025 R)
• M89: 55,741,064 km (0.104 R)
• M90: 57,811,349 km (0.087 R)
• M91: 57,992,512 km (0.111 R)
• M92: 58,446,392 km (0.075 R)
• M93: 59,814,913 km (0.083 R)
• M94: 61,286,358 km (0.105 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 14,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit