🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.44 AU - 0.6 AU

Year: 131 Days

Day: 35.2 Hours

Environment

Temp: 199 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.51 AU - 0.59 AU

Year: 143 Days

Day: 17.7 Hours

Environment

Temp: 217 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.01 AU - 2.35 AU

Year: 1126 Days

Day: 35.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,809,557 km

• M1: 77,193 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.28 AU - 2.48 AU

Year: 1285 Days

Day: 35.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.97 AU - 3.15 AU

Year: 1433 Days

Day: 42.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,809,557 km

• M1: 1,546,094 km (0.107 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.17 AU - 3.47 AU

Year: 1657 Days

Day: 32.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,809,557 km

• M1: 83,924 km (0.1 R)
• M2: 409,749 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 12.8

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 10.94 AU - 15.48 AU

Year: 16797 Days

Day: 6.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 107,809,557 km

• M1: 185,352 km (0.069 R)
• M2: 527,632 km (0.118 R)
• M3: 945,159 km (0.093 R)
• M4: 1,027,887 km (0.081 R)
• M5: 1,504,805 km (0.057 R)
• M6: 2,101,252 km (0.11 R)
• M7: 2,353,773 km (0.064 R)
• M8: 2,557,076 km (0.085 R)
• M9: 2,646,087 km (0.105 R)
• M10: 3,330,797 km (0.107 R)
• M11: 3,626,402 km (0.067 R)
• M12: 3,760,741 km (0.06 R)
• M13: 3,862,467 km (0.073 R)
• M14: 4,709,790 km (0.099 R)
• M15: 4,856,545 km (0.107 R)
• M16: 4,967,696 km (0.12 R)
• M17: 5,154,694 km (0.11 R)
• M18: 5,268,089 km (0.106 R)
• M19: 5,730,047 km (0.099 R)
• M20: 7,235,600 km (0.11 R)
• M21: 8,142,014 km (0.12 R)
• M22: 9,731,341 km (0.028 R)
• M23: 10,013,333 km (0.103 R)
• M24: 10,202,874 km (0.056 R)
• M25: 10,585,396 km (0.107 R)
• M26: 10,826,996 km (0.11 R)
• M27: 11,070,242 km (0.055 R)
• M28: 11,217,148 km (0.084 R)
• M29: 11,414,018 km (0.097 R)
• M30: 12,213,021 km (0.047 R)
• M31: 12,415,576 km (0.103 R)
• M32: 13,081,735 km (0.107 R)
• M33: 13,289,078 km (0.067 R)
• M34: 13,706,905 km (0.11 R)
• M35: 16,081,921 km (0.073 R)
• M36: 16,248,423 km (0.111 R)
• M37: 17,089,762 km (0.115 R)
• M38: 17,203,007 km (0.098 R)
• M39: 18,175,692 km (0.083 R)
• M40: 18,756,282 km (0.07 R)
• M41: 19,697,701 km (0.086 R)
• M42: 20,474,114 km (0.098 R)
• M43: 20,896,279 km (0.112 R)
• M44: 21,626,616 km (0.114 R)
• M45: 23,426,279 km (0.081 R)
• M46: 23,552,090 km (0.092 R)
• M47: 23,741,332 km (0.105 R)
• M48: 23,994,451 km (0.1 R)
• M49: 24,695,168 km (0.057 R)
• M50: 25,080,233 km (0.044 R)
• M51: 28,231,512 km (0.118 R)
• M52: 30,606,827 km (0.033 R)
• M53: 30,951,351 km (0.103 R)
• M54: 31,436,048 km (0.085 R)
• M55: 34,181,318 km (0.069 R)
• M56: 35,329,632 km (0.119 R)
• M57: 35,981,130 km (0.109 R)
• M58: 36,126,539 km (0.077 R)
• M59: 36,563,664 km (0.091 R)
• M60: 37,149,190 km (0.043 R)
• M61: 37,443,150 km (0.108 R)
• M62: 37,811,759 km (0.088 R)
• M63: 38,033,463 km (0.093 R)
• M64: 38,181,416 km (0.092 R)
• M65: 39,372,664 km (0.103 R)
• M66: 41,410,486 km (0.094 R)
• M67: 41,715,366 km (0.038 R)
• M68: 41,867,956 km (0.094 R)
• M69: 42,173,884 km (0.072 R)
• M70: 43,019,112 km (0.12 R)
• M71: 43,327,732 km (0.03 R)
• M72: 44,804,263 km (0.095 R)
• M73: 45,902,611 km (0.11 R)
• M74: 46,139,274 km (0.077 R)
• M75: 47,089,371 km (0.095 R)
• M76: 47,327,979 km (0.08 R)
• M77: 48,046,049 km (0.057 R)
• M78: 48,206,119 km (0.071 R)
• M79: 48,848,193 km (0.075 R)
• M80: 49,331,543 km (0.076 R)
• M81: 50,709,789 km (0.065 R)
• M82: 51,690,253 km (0.104 R)
• M83: 51,854,362 km (0.08 R)
• M84: 53,007,313 km (0.039 R)
• M85: 54,418,769 km (0.086 R)
• M86: 54,919,921 km (0.065 R)
• M87: 55,842,641 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.8

Radius: 7.4

Gravity: 15.76 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 17.48 AU - 21.46 AU

Year: 30056 Days

Day: 23.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 107,809,557 km

• M1: 101,727 km (0.083 R)
• M2: 251,624 km (0.109 R)
• M3: 330,761 km (0.03 R)
• M4: 419,772 km (0.116 R)
• M5: 543,639 km (0.102 R)
• M6: 737,817 km (0.085 R)
• M7: 1,189,602 km (0.113 R)
• M8: 2,304,555 km (0.115 R)
• M9: 3,346,205 km (0.108 R)
• M10: 3,757,001 km (0.049 R)
• M11: 5,435,040 km (0.096 R)
• M12: 5,554,270 km (0.056 R)
• M13: 5,614,109 km (0.113 R)
• M14: 6,921,445 km (0.1 R)
• M15: 6,985,921 km (0.109 R)
• M16: 7,910,287 km (0.098 R)
• M17: 8,181,358 km (0.092 R)
• M18: 9,013,122 km (0.098 R)
• M19: 9,582,492 km (0.088 R)
• M20: 10,680,989 km (0.116 R)
• M21: 12,051,305 km (0.103 R)
• M22: 13,881,186 km (0.098 R)
• M23: 14,372,615 km (0.078 R)
• M24: 16,137,272 km (0.106 R)
• M25: 16,481,048 km (0.036 R)
• M26: 19,317,423 km (0.061 R)
• M27: 20,049,705 km (0.037 R)
• M28: 20,884,461 km (0.034 R)
• M29: 21,541,495 km (0.1 R)
• M30: 22,492,040 km (0.108 R)
• M31: 23,165,380 km (0.115 R)
• M32: 25,624,021 km (0.101 R)
• M33: 26,025,093 km (0.081 R)
• M34: 26,731,793 km (0.047 R)
• M35: 28,681,801 km (0.067 R)
• M36: 28,993,863 km (0.103 R)
• M37: 29,098,132 km (0.073 R)
• M38: 30,889,866 km (0.056 R)
• M39: 32,176,108 km (0.052 R)
• M40: 32,608,596 km (0.079 R)
• M41: 33,589,060 km (0.08 R)
• M42: 33,808,221 km (0.076 R)
• M43: 34,800,354 km (0.111 R)
• M44: 35,467,112 km (0.102 R)
• M45: 36,362,605 km (0.105 R)
• M46: 40,367,190 km (0.109 R)
• M47: 42,717,522 km (0.094 R)
• M48: 43,312,024 km (0.09 R)
• M49: 44,749,959 km (0.056 R)
• M50: 45,111,836 km (0.118 R)
• M51: 46,447,296 km (0.101 R)
• M52: 47,795,622 km (0.109 R)
• M53: 48,660,298 km (0.103 R)
• M54: 49,530,060 km (0.101 R)
• M55: 50,530,570 km (0.072 R)
• M56: 50,907,407 km (0.09 R)
• M57: 52,933,112 km (0.065 R)
• M58: 54,212,623 km (0.041 R)
• M59: 55,502,156 km (0.115 R)
• M60: 56,150,663 km (0.083 R)
• M61: 57,980,096 km (0.111 R)
• M62: 58,242,939 km (0.083 R)
• M63: 59,563,589 km (0.12 R)
• M64: 60,627,080 km (0.048 R)
• M65: 61,161,294 km (0.095 R)
• M66: 63,990,938 km (0.054 R)
• M67: 64,671,010 km (0.113 R)
• M68: 66,312,697 km (0.045 R)
• M69: 67,276,706 km (0.115 R)
• M70: 68,245,501 km (0.105 R)
• M71: 72,307,383 km (0.096 R)
• M72: 76,159,079 km (0.076 R)
• M73: 77,168,416 km (0.107 R)
• M74: 83,168,936 km (0.105 R)
• M75: 83,465,439 km (0.039 R)
• M76: 83,762,391 km (0.089 R)
• M77: 86,300,020 km (0.113 R)
• M78: 89,014,323 km (0.111 R)
• M79: 94,526,257 km (0.108 R)
• M80: 94,680,941 km (0.106 R)
• M81: 95,455,709 km (0.097 R)
• M82: 96,388,002 km (0.096 R)
• M83: 96,543,734 km (0.108 R)
• M84: 97,011,377 km (0.062 R)
• M85: 99,046,207 km (0.079 R)
• M86: 101,095,099 km (0.047 R)
• M87: 101,886,921 km (0.078 R)
• M88: 102,521,814 km (0.116 R)
• M89: 103,317,226 km (0.09 R)
• M90: 103,955,112 km (0.118 R)
• M91: 105,555,360 km (0.083 R)
• M92: 105,876,397 km (0.073 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 14,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit