🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.68 AU - 0.7 AU

Year: 202 Days

Day: 27 Hours

Environment

Temp: 133 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,610,550 km

• M1: 68,067 km (0.038 R)
• M2: 228,586 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.59 AU - 0.97 AU

Year: 243 Days

Day: 35.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,610,550 km

• M1: 272,418 km (0.119 R)
• M2: 652,696 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.68 AU - 1 AU

Year: 272 Days

Day: 47.1 Hours

Environment

Temp: 144 °C

Axial Tilt: 49.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.6 AU - 1.76 AU

Year: 769 Days

Day: 20.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.82 AU - 3.88 AU

Year: 2667 Days

Day: 17 Hours

Environment

Temp: -105 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.6

Radius: 12.2

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.88 AU - 9.68 AU

Year: 8413 Days

Day: 9.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 57,610,550 km

• M1: 171,738 km (0.103 R)
• M2: 273,166 km (0.084 R)
• M3: 631,901 km (0.096 R)
• M4: 751,580 km (0.117 R)
• M5: 879,935 km (0.109 R)
• M6: 1,087,277 km (0.116 R)
• M7: 1,234,930 km (0.108 R)
• M8: 1,350,121 km (0.113 R)
• M9: 1,469,350 km (0.075 R)
• M10: 1,697,337 km (0.099 R)
• M11: 1,981,873 km (0.093 R)
• M12: 2,772,497 km (0.092 R)
• M13: 2,849,091 km (0.085 R)
• M14: 2,926,134 km (0.044 R)
• M15: 3,056,434 km (0.06 R)
• M16: 3,162,050 km (0.076 R)
• M17: 3,268,863 km (0.097 R)
• M18: 3,569,106 km (0.102 R)
• M19: 3,680,556 km (0.049 R)
• M20: 4,050,811 km (0.118 R)
• M21: 4,613,748 km (0.078 R)
• M22: 5,044,440 km (0.064 R)
• M23: 5,845,537 km (0.114 R)
• M24: 5,944,421 km (0.117 R)
• M25: 6,110,325 km (0.084 R)
• M26: 6,210,705 km (0.074 R)
• M27: 6,412,962 km (0.078 R)
• M28: 6,514,987 km (0.106 R)
• M29: 7,385,946 km (0.063 R)
• M30: 7,672,426 km (0.047 R)
• M31: 7,817,087 km (0.091 R)
• M32: 7,962,646 km (0.11 R)
• M33: 8,816,999 km (0.108 R)
• M34: 10,212,149 km (0.1 R)
• M35: 10,371,471 km (0.043 R)
• M36: 10,491,448 km (0.097 R)
• M37: 10,894,764 km (0.042 R)
• M38: 11,468,023 km (0.079 R)
• M39: 11,633,628 km (0.1 R)
• M40: 12,051,156 km (0.074 R)
• M41: 13,246,293 km (0.072 R)
• M42: 13,726,053 km (0.072 R)
• M43: 15,518,685 km (0.116 R)
• M44: 15,748,018 km (0.088 R)
• M45: 16,395,777 km (0.062 R)
• M46: 16,629,299 km (0.068 R)
• M47: 17,622,031 km (0.026 R)
• M48: 17,813,366 km (0.044 R)
• M49: 18,246,303 km (0.114 R)
• M50: 19,516,389 km (0.079 R)
• M51: 19,615,273 km (0.101 R)
• M52: 19,714,307 km (0.066 R)
• M53: 20,613,240 km (0.063 R)
• M54: 21,321,736 km (0.068 R)
• M55: 22,451,050 km (0.082 R)
• M56: 22,970,903 km (0.07 R)
• M57: 23,969,319 km (0.086 R)
• M58: 24,874,835 km (0.048 R)
• M59: 25,035,652 km (0.06 R)
• M60: 25,791,421 km (0.111 R)
• M61: 25,954,333 km (0.096 R)
• M62: 26,226,601 km (0.104 R)
• M63: 26,883,934 km (0.115 R)
• M64: 27,049,090 km (0.027 R)
• M65: 29,113,990 km (0.071 R)
• M66: 29,510,274 km (0.106 R)
• M67: 29,680,816 km (0.092 R)
• M68: 30,193,937 km (0.114 R)
• M69: 33,630,349 km (0.101 R)
• M70: 33,748,980 km (0.118 R)
• M71: 34,703,265 km (0.09 R)
• M72: 35,183,624 km (0.044 R)
• M73: 35,485,064 km (0.106 R)
• M74: 35,726,814 km (0.034 R)
• M75: 36,333,583 km (0.074 R)
• M76: 37,066,164 km (0.106 R)
• M77: 37,557,144 km (0.1 R)
• M78: 38,918,784 km (0.076 R)
• M79: 39,230,546 km (0.101 R)
• M80: 40,359,561 km (0.05 R)
• M81: 40,738,343 km (0.098 R)
• M82: 41,308,610 km (0.076 R)
• M83: 41,817,691 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.3

Radius: 7.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 15.11 AU - 17.39 AU

Year: 23130 Days

Day: 24.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 57,610,550 km

• M1: 282,142 km (0.11 R)
• M2: 520,601 km (0.118 R)
• M3: 982,409 km (0.118 R)
• M4: 1,136,944 km (0.11 R)
• M5: 1,275,920 km (0.08 R)
• M6: 1,699,432 km (0.099 R)
• M7: 2,515,339 km (0.068 R)
• M8: 2,636,363 km (0.117 R)
• M9: 2,852,831 km (0.114 R)
• M10: 2,979,242 km (0.08 R)
• M11: 3,303,121 km (0.047 R)
• M12: 3,402,604 km (0.098 R)
• M13: 3,604,411 km (0.107 R)
• M14: 4,090,455 km (0.113 R)
• M15: 4,269,074 km (0.109 R)
• M16: 4,523,540 km (0.083 R)
• M17: 4,671,194 km (0.089 R)
• M18: 4,745,544 km (0.064 R)
• M19: 4,857,892 km (0.093 R)
• M20: 5,316,260 km (0.113 R)
• M21: 5,629,517 km (0.114 R)
• M22: 5,788,390 km (0.038 R)
• M23: 6,070,083 km (0.101 R)
• M24: 6,563,307 km (0.067 R)
• M25: 7,112,182 km (0.118 R)
• M26: 7,413,771 km (0.083 R)
• M27: 7,763,681 km (0.116 R)
• M28: 7,940,655 km (0.071 R)
• M29: 8,707,643 km (0.107 R)
• M30: 8,799,496 km (0.084 R)
• M31: 9,310,074 km (0.032 R)
• M32: 10,069,881 km (0.05 R)
• M33: 10,457,190 km (0.06 R)
• M34: 11,800,430 km (0.094 R)
• M35: 12,673,632 km (0.051 R)
• M36: 13,039,250 km (0.072 R)
• M37: 14,102,890 km (0.07 R)
• M38: 15,083,804 km (0.105 R)
• M39: 16,199,355 km (0.111 R)
• M40: 16,652,936 km (0.071 R)
• M41: 16,995,964 km (0.07 R)
• M42: 17,110,705 km (0.111 R)
• M43: 17,341,236 km (0.066 R)
• M44: 17,514,769 km (0.096 R)
• M45: 17,630,707 km (0.061 R)
• M46: 17,805,288 km (0.058 R)
• M47: 17,980,318 km (0.069 R)
• M48: 21,475,373 km (0.115 R)
• M49: 21,848,619 km (0.116 R)
• M50: 22,412,603 km (0.05 R)
• M51: 24,456,260 km (0.117 R)
• M52: 24,780,887 km (0.109 R)
• M53: 25,237,909 km (0.1 R)
• M54: 25,368,957 km (0.094 R)
• M55: 26,027,636 km (0.105 R)
• M56: 26,160,030 km (0.078 R)
• M57: 26,226,302 km (0.115 R)
• M58: 27,361,899 km (0.081 R)
• M59: 27,631,475 km (0.115 R)
• M60: 28,581,720 km (0.031 R)
• M61: 30,027,135 km (0.086 R)
• M62: 31,920,296 km (0.109 R)
• M63: 32,488,618 km (0.101 R)
• M64: 32,702,543 km (0.057 R)
• M65: 32,917,067 km (0.098 R)
• M66: 33,275,503 km (0.119 R)
• M67: 33,707,243 km (0.104 R)
• M68: 34,068,671 km (0.066 R)
• M69: 34,722,115 km (0.087 R)
• M70: 34,940,976 km (0.086 R)
• M71: 35,453,199 km (0.119 R)
• M72: 39,259,717 km (0.1 R)
• M73: 43,272,231 km (0.074 R)
• M74: 43,664,776 km (0.052 R)
• M75: 43,900,991 km (0.11 R)
• M76: 44,058,667 km (0.107 R)
• M77: 45,565,866 km (0.061 R)
• M78: 46,285,731 km (0.095 R)
• M79: 46,848,219 km (0.061 R)
• M80: 51,262,852 km (0.113 R)
• M81: 51,428,906 km (0.109 R)
• M82: 52,428,967 km (0.116 R)
• M83: 52,931,317 km (0.107 R)
• M84: 54,025,326 km (0.057 R)
• M85: 54,872,050 km (0.069 R)
• M86: 55,552,421 km (0.037 R)
• M87: 55,808,383 km (0.119 R)
• M88: 56,321,354 km (0.067 R)
• M89: 57,438,102 km (0.054 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 17,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit