🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.45 AU - 0.71 AU

Year: 155 Days

Day: 45.8 Hours

Environment

Temp: 259 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.15 AU - 1.51 AU

Year: 539 Days

Day: 39.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.14 AU - 4.4 AU

Year: 2573 Days

Day: 48 Hours

Environment

Temp: -100 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 10.2

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.64 AU - 12 AU

Year: 11652 Days

Day: 12.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 86,798,439 km

• M1: 428,747 km (0.103 R)
• M2: 493,673 km (0.069 R)
• M3: 606,171 km (0.102 R)
• M4: 945,159 km (0.109 R)
• M5: 1,034,469 km (0.074 R)
• M6: 1,673,402 km (0.042 R)
• M7: 1,783,057 km (0.077 R)
• M8: 2,126,833 km (0.1 R)
• M9: 2,516,386 km (0.119 R)
• M10: 2,745,420 km (0.107 R)
• M11: 3,251,510 km (0.095 R)
• M12: 3,389,589 km (0.044 R)
• M13: 3,643,007 km (0.111 R)
• M14: 3,815,344 km (0.101 R)
• M15: 3,931,881 km (0.086 R)
• M16: 4,532,067 km (0.117 R)
• M17: 4,717,718 km (0.09 R)
• M18: 4,842,932 km (0.109 R)
• M19: 5,354,856 km (0.048 R)
• M20: 5,485,455 km (0.066 R)
• M21: 5,985,112 km (0.083 R)
• M22: 6,534,136 km (0.113 R)
• M23: 7,099,167 km (0.045 R)
• M24: 7,206,877 km (0.026 R)
• M25: 7,606,603 km (0.1 R)
• M26: 8,848,564 km (0.034 R)
• M27: 9,355,103 km (0.082 R)
• M28: 9,552,422 km (0.036 R)
• M29: 9,751,088 km (0.115 R)
• M30: 10,436,995 km (0.096 R)
• M31: 10,889,079 km (0.046 R)
• M32: 11,138,459 km (0.109 R)
• M33: 12,630,099 km (0.102 R)
• M34: 12,717,165 km (0.047 R)
• M35: 13,377,042 km (0.066 R)
• M36: 13,599,494 km (0.099 R)
• M37: 15,190,617 km (0.075 R)
• M38: 15,469,317 km (0.107 R)
• M39: 15,656,016 km (0.09 R)
• M40: 16,078,929 km (0.07 R)
• M41: 16,839,933 km (0.055 R)
• M42: 17,467,047 km (0.115 R)
• M43: 17,710,144 km (0.07 R)
• M44: 18,644,532 km (0.074 R)
• M45: 18,743,865 km (0.038 R)
• M46: 19,092,727 km (0.069 R)
• M47: 19,645,342 km (0.034 R)
• M48: 19,847,598 km (0.063 R)
• M49: 20,817,890 km (0.048 R)
• M50: 21,075,797 km (0.076 R)
• M51: 21,751,231 km (0.048 R)
• M52: 22,751,143 km (0.095 R)
• M53: 23,604,898 km (0.058 R)
• M54: 24,414,672 km (0.069 R)
• M55: 25,233,720 km (0.102 R)
• M56: 25,343,525 km (0.074 R)
• M57: 25,618,935 km (0.102 R)
• M58: 25,729,338 km (0.088 R)
• M59: 26,172,746 km (0.079 R)
• M60: 26,395,348 km (0.098 R)
• M61: 26,786,396 km (0.092 R)
• M62: 27,857,667 km (0.096 R)
• M63: 28,198,750 km (0.059 R)
• M64: 29,000,295 km (0.11 R)
• M65: 29,230,676 km (0.058 R)
• M66: 31,154,355 km (0.074 R)
• M67: 31,508,453 km (0.117 R)
• M68: 32,938,310 km (0.054 R)
• M69: 33,782,191 km (0.108 R)
• M70: 34,024,689 km (0.093 R)
• M71: 34,755,325 km (0.083 R)
• M72: 35,122,738 km (0.103 R)
• M73: 36,108,438 km (0.099 R)
• M74: 37,729,630 km (0.047 R)
• M75: 38,422,717 km (0.117 R)
• M76: 38,612,407 km (0.111 R)
• M77: 39,374,459 km (0.061 R)
• M78: 39,629,673 km (0.12 R)
• M79: 39,757,429 km (0.119 R)
• M80: 40,526,961 km (0.025 R)
• M81: 40,913,522 km (0.096 R)
• M82: 41,171,877 km (0.114 R)
• M83: 43,785,801 km (0.119 R)
• M84: 43,984,018 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.3

Radius: 5

Gravity: 38.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.94 AU - 16.24 AU

Year: 20602 Days

Day: 22.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 86,798,439 km

• M1: 124,316 km (0.081 R)
• M2: 271,670 km (0.043 R)
• M3: 1,242,560 km (0.063 R)
• M4: 1,368,970 km (0.109 R)
• M5: 1,600,248 km (0.112 R)
• M6: 2,522,071 km (0.082 R)
• M7: 2,887,688 km (0.119 R)
• M8: 3,577,932 km (0.087 R)
• M9: 3,758,198 km (0.071 R)
• M10: 4,900,826 km (0.073 R)
• M11: 5,202,266 km (0.108 R)
• M12: 5,561,301 km (0.089 R)
• M13: 5,822,798 km (0.11 R)
• M14: 5,875,606 km (0.106 R)
• M15: 5,981,521 km (0.095 R)
• M16: 6,141,741 km (0.112 R)
• M17: 6,466,518 km (0.07 R)
• M18: 6,521,121 km (0.049 R)
• M19: 7,076,129 km (0.069 R)
• M20: 7,588,502 km (0.097 R)
• M21: 8,769,427 km (0.084 R)
• M22: 8,951,488 km (0.065 R)
• M23: 10,324,048 km (0.03 R)
• M24: 10,774,338 km (0.08 R)
• M25: 11,296,883 km (0.062 R)
• M26: 11,428,829 km (0.101 R)
• M27: 13,051,068 km (0.117 R)
• M28: 13,537,710 km (0.101 R)
• M29: 14,243,213 km (0.046 R)
• M30: 14,314,422 km (0.112 R)
• M31: 14,385,780 km (0.099 R)
• M32: 14,816,173 km (0.063 R)
• M33: 15,250,755 km (0.076 R)
• M34: 15,616,223 km (0.094 R)
• M35: 17,791,675 km (0.044 R)
• M36: 17,945,162 km (0.08 R)
• M37: 19,267,607 km (0.066 R)
• M38: 19,662,396 km (0.115 R)
• M39: 20,621,019 km (0.046 R)
• M40: 20,701,653 km (0.096 R)
• M41: 22,666,471 km (0.059 R)
• M42: 22,916,299 km (0.03 R)
• M43: 23,755,394 km (0.107 R)
• M44: 26,245,151 km (0.07 R)
• M45: 28,009,957 km (0.112 R)
• M46: 28,099,267 km (0.088 R)
• M47: 29,812,761 km (0.061 R)
• M48: 34,003,746 km (0.051 R)
• M49: 35,055,867 km (0.087 R)
• M50: 35,441,082 km (0.036 R)
• M51: 35,924,582 km (0.084 R)
• M52: 37,191,975 km (0.111 R)
• M53: 38,474,029 km (0.102 R)
• M54: 39,270,039 km (0.111 R)
• M55: 39,469,902 km (0.098 R)
• M56: 40,071,585 km (0.112 R)
• M57: 42,201,111 km (0.084 R)
• M58: 45,725,936 km (0.1 R)
• M59: 46,886,516 km (0.061 R)
• M60: 47,204,561 km (0.117 R)
• M61: 48,591,632 km (0.088 R)
• M62: 48,913,567 km (0.109 R)
• M63: 49,559,680 km (0.043 R)
• M64: 49,775,700 km (0.091 R)
• M65: 53,495,002 km (0.076 R)
• M66: 54,940,566 km (0.083 R)
• M67: 55,388,013 km (0.09 R)
• M68: 56,061,353 km (0.053 R)
• M69: 56,173,851 km (0.105 R)
• M70: 56,737,386 km (0.106 R)
• M71: 57,756,447 km (0.106 R)
• M72: 59,468,445 km (0.083 R)
• M73: 60,388,322 km (0.093 R)
• M74: 61,312,837 km (0.097 R)
• M75: 62,125,602 km (0.115 R)
• M76: 64,467,407 km (0.064 R)
• M77: 67,076,693 km (0.083 R)
• M78: 67,914,142 km (0.118 R)
• M79: 70,083,311 km (0.114 R)
• M80: 70,447,133 km (0.101 R)
• M81: 70,568,457 km (0.091 R)
• M82: 71,542,040 km (0.102 R)
• M83: 73,256,581 km (0.116 R)
• M84: 73,502,670 km (0.107 R)
• M85: 75,729,285 km (0.087 R)
• M86: 76,476,376 km (0.107 R)
• M87: 76,601,141 km (0.089 R)
• M88: 76,725,906 km (0.063 R)
• M89: 79,362,867 km (0.109 R)
• M90: 80,882,931 km (0.103 R)
• M91: 81,774,235 km (0.084 R)
• M92: 82,540,625 km (0.053 R)
• M93: 83,052,848 km (0.11 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 18,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit