🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.54 AU - 0.76 AU

Year: 197 Days

Day: 15.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.63 AU - 0.87 AU

Year: 245 Days

Day: 47.8 Hours

Environment

Temp: 147 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.76 AU - 1.06 AU

Year: 327 Days

Day: 15.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.89 AU - 0.95 AU

Year: 332 Days

Day: 15.5 Hours

Environment

Temp: 37 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.97 AU - 1.09 AU

Year: 394 Days

Day: 21.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 94.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.7

Radius: 13.7

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.66 AU - 5.42 AU

Year: 3644 Days

Day: 7.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,652,569 km

• M1: 170,392 km (0.075 R)
• M2: 649,255 km (0.109 R)
• M3: 1,103,434 km (0.12 R)
• M4: 2,181,287 km (0.091 R)
• M5: 2,757,089 km (0.108 R)
• M6: 3,263,627 km (0.085 R)
• M7: 6,588,589 km (0.109 R)
• M8: 7,502,632 km (0.113 R)
• M9: 8,042,232 km (0.097 R)
• M10: 9,700,375 km (0.062 R)
• M11: 10,260,020 km (0.052 R)
• M12: 11,532,201 km (0.046 R)
• M13: 14,491,247 km (0.073 R)
• M14: 16,593,097 km (0.09 R)
• M15: 19,892,777 km (0.079 R)
• M16: 20,732,320 km (0.041 R)
• M17: 21,194,129 km (0.082 R)
• M18: 23,393,367 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.7

Radius: 6.9

Gravity: 15.07 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.33 AU - 14.39 AU

Year: 18397 Days

Day: 23.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,652,569 km

• M1: 85,869 km (0.081 R)
• M2: 303,833 km (0.084 R)
• M3: 570,865 km (0.107 R)
• M4: 1,159,533 km (0.08 R)
• M5: 1,383,780 km (0.076 R)
• M6: 1,922,183 km (0.091 R)
• M7: 3,520,487 km (0.072 R)
• M8: 4,585,175 km (0.106 R)
• M9: 5,007,938 km (0.048 R)
• M10: 6,783,067 km (0.04 R)
• M11: 7,426,337 km (0.104 R)
• M12: 10,057,914 km (0.065 R)
• M13: 12,907,005 km (0.051 R)
• M14: 13,253,474 km (0.114 R)
• M15: 14,330,429 km (0.115 R)
• M16: 18,867,583 km (0.064 R)
• M17: 21,555,707 km (0.04 R)
• M18: 25,342,478 km (0.102 R)
• M19: 27,109,079 km (0.112 R)
• M20: 32,770,910 km (0.1 R)
• M21: 35,808,494 km (0.059 R)
• M22: 36,217,944 km (0.12 R)
• M23: 37,046,417 km (0.118 R)
• M24: 40,192,460 km (0.09 R)
• M25: 40,782,923 km (0.091 R)
• M26: 41,529,266 km (0.092 R)
• M27: 60,338,057 km (0.116 R)
• M28: 67,545,084 km (0.074 R)
• M29: 68,379,691 km (0.119 R)
• M30: 69,221,029 km (0.095 R)
• M31: 71,570,464 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.1

Radius: 3.3

Gravity: 69.25 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 13.43 AU - 16.71 AU

Year: 22039 Days

Day: 16.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 77,652,569 km

• M1: 40,990 km (0.059 R)
• M2: 220,956 km (0.088 R)
• M3: 329,415 km (0.102 R)
• M4: 529,576 km (0.097 R)
• M5: 816,954 km (0.113 R)
• M6: 1,530,536 km (0.12 R)
• M7: 2,303,059 km (0.088 R)
• M8: 3,079,173 km (0.106 R)
• M9: 4,674,485 km (0.077 R)
• M10: 4,859,388 km (0.034 R)
• M11: 5,362,784 km (0.069 R)
• M12: 5,524,350 km (0.071 R)
• M13: 6,517,830 km (0.055 R)
• M14: 6,655,609 km (0.097 R)
• M15: 6,889,580 km (0.111 R)
• M16: 7,226,325 km (0.099 R)
• M17: 7,573,991 km (0.113 R)
• M18: 7,777,593 km (0.089 R)
• M19: 8,573,604 km (0.081 R)
• M20: 8,739,208 km (0.088 R)
• M21: 9,897,395 km (0.069 R)
• M22: 10,325,993 km (0.115 R)
• M23: 10,639,550 km (0.085 R)
• M24: 11,888,992 km (0.041 R)
• M25: 12,655,381 km (0.035 R)
• M26: 12,798,247 km (0.077 R)
• M27: 14,675,102 km (0.092 R)
• M28: 15,556,234 km (0.099 R)
• M29: 18,501,517 km (0.065 R)
• M30: 18,870,724 km (0.066 R)
• M31: 25,578,394 km (0.083 R)
• M32: 27,324,350 km (0.115 R)
• M33: 27,562,959 km (0.048 R)
• M34: 34,127,762 km (0.109 R)
• M35: 35,526,502 km (0.101 R)
• M36: 36,096,620 km (0.031 R)
• M37: 44,564,158 km (0.111 R)
• M38: 47,944,322 km (0.08 R)
• M39: 53,888,295 km (0.055 R)
• M40: 58,309,360 km (0.116 R)
• M41: 67,646,212 km (0.11 R)
• M42: 69,403,987 km (0.092 R)
• M43: 74,394,572 km (0.075 R)
• M44: 77,214,791 km (0.12 R)
• M45: 78,892,382 km (0.099 R)
• M46: 80,349,615 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.6

Radius: 5

Gravity: 19.02 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.03 AU - 18.53 AU

Year: 24746 Days

Day: 16.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 124.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 77,652,569 km

• M1: 210,185 km (0.106 R)
• M2: 463,903 km (0.115 R)
• M3: 701,764 km (0.101 R)
• M4: 1,318,705 km (0.11 R)
• M5: 1,489,845 km (0.112 R)
• M6: 1,675,795 km (0.07 R)
• M7: 2,351,379 km (0.12 R)
• M8: 4,121,272 km (0.061 R)
• M9: 4,844,129 km (0.076 R)
• M10: 5,331,967 km (0.059 R)
• M11: 5,648,068 km (0.111 R)
• M12: 7,227,223 km (0.118 R)
• M13: 7,663,899 km (0.076 R)
• M14: 8,589,611 km (0.072 R)
• M15: 11,613,582 km (0.03 R)
• M16: 11,810,901 km (0.109 R)
• M17: 14,507,104 km (0.116 R)
• M18: 16,078,779 km (0.12 R)
• M19: 17,934,840 km (0.093 R)
• M20: 18,286,993 km (0.118 R)
• M21: 20,212,019 km (0.108 R)
• M22: 24,031,103 km (0.105 R)
• M23: 24,566,813 km (0.113 R)
• M24: 24,892,188 km (0.08 R)
• M25: 25,110,601 km (0.087 R)
• M26: 28,542,675 km (0.118 R)
• M27: 30,619,842 km (0.111 R)
• M28: 33,058,137 km (0.096 R)
• M29: 36,039,623 km (0.113 R)
• M30: 39,343,193 km (0.077 R)
• M31: 39,788,396 km (0.106 R)
• M32: 42,686,705 km (0.079 R)
• M33: 45,396,521 km (0.081 R)
• M34: 46,214,821 km (0.108 R)
• M35: 50,454,126 km (0.108 R)
• M36: 56,249,248 km (0.111 R)
• M37: 57,573,489 km (0.081 R)
• M38: 58,724,943 km (0.115 R)
• M39: 62,271,460 km (0.11 R)
• M40: 65,333,728 km (0.084 R)
• M41: 69,570,789 km (0.081 R)
• M42: 70,658,066 km (0.073 R)
• M43: 75,805,280 km (0.114 R)
• M44: 77,420,040 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 17,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit