🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.46 AU - 0.58 AU

Year: 132 Days

Day: 35.5 Hours

Environment

Temp: 268 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.69 AU - 0.87 AU

Year: 243 Days

Day: 13.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,524,301 km

• M1: 299,196 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.03 AU - 1.33 AU

Year: 453 Days

Day: 25.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.45 AU - 1.45 AU

Year: 617 Days

Day: 39.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 105,524,301 km

• M1: 146,157 km (0.099 R)

Asteroid Belt

Center: 4.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.2

Radius: 13.7

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.84 AU - 9.42 AU

Year: 8185 Days

Day: 11.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,524,301 km

• M1: 170,392 km (0.085 R)
• M2: 735,124 km (0.09 R)
• M3: 1,668,615 km (0.105 R)
• M4: 3,144,098 km (0.059 R)
• M5: 3,658,715 km (0.064 R)
• M6: 4,255,461 km (0.073 R)
• M7: 5,456,882 km (0.075 R)
• M8: 6,273,088 km (0.049 R)
• M9: 7,244,426 km (0.106 R)
• M10: 8,650,198 km (0.091 R)
• M11: 9,760,663 km (0.094 R)
• M12: 10,765,212 km (0.117 R)
• M13: 11,318,276 km (0.1 R)
• M14: 12,049,660 km (0.118 R)
• M15: 14,016,423 km (0.066 R)
• M16: 15,610,239 km (0.076 R)
• M17: 17,942,619 km (0.099 R)
• M18: 21,586,075 km (0.093 R)
• M19: 24,472,716 km (0.12 R)
• M20: 27,607,838 km (0.094 R)
• M21: 33,696,023 km (0.098 R)
• M22: 38,256,813 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.7

Radius: 9.3

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.37 AU - 11.15 AU

Year: 9950 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 105,524,301 km

• M1: 116,088 km (0.095 R)
• M2: 416,929 km (0.083 R)
• M3: 800,049 km (0.091 R)
• M4: 1,132,306 km (0.064 R)
• M5: 2,070,285 km (0.08 R)
• M6: 2,465,223 km (0.092 R)
• M7: 3,824,021 km (0.089 R)
• M8: 4,451,883 km (0.094 R)
• M9: 4,886,315 km (0.103 R)
• M10: 5,180,275 km (0.101 R)
• M11: 6,022,810 km (0.057 R)
• M12: 7,118,016 km (0.102 R)
• M13: 9,955,589 km (0.104 R)
• M14: 11,367,045 km (0.079 R)
• M15: 11,768,864 km (0.112 R)
• M16: 12,061,628 km (0.066 R)
• M17: 12,479,604 km (0.116 R)
• M18: 12,845,670 km (0.073 R)
• M19: 17,739,016 km (0.116 R)
• M20: 18,991,749 km (0.085 R)
• M21: 22,201,970 km (0.079 R)
• M22: 24,405,995 km (0.115 R)
• M23: 26,052,768 km (0.081 R)
• M24: 26,350,917 km (0.084 R)
• M25: 26,751,989 km (0.07 R)
• M26: 27,463,626 km (0.116 R)
• M27: 28,924,599 km (0.108 R)
• M28: 30,108,367 km (0.088 R)
• M29: 32,000,929 km (0.101 R)
• M30: 34,805,889 km (0.119 R)
• M31: 38,152,843 km (0.091 R)
• M32: 49,622,810 km (0.111 R)
• M33: 51,629,666 km (0.067 R)
• M34: 53,369,489 km (0.092 R)

Asteroid Belt

Center: 11.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.2

Radius: 6.5

Gravity: 17.02 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 13.95 AU - 14.37 AU

Year: 18815 Days

Day: 17.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 105,524,301 km

• M1: 82,129 km (0.109 R)
• M2: 326,123 km (0.112 R)
• M3: 665,262 km (0.05 R)
• M4: 903,272 km (0.111 R)
• M5: 1,184,965 km (0.086 R)
• M6: 1,430,006 km (0.078 R)
• M7: 2,123,691 km (0.094 R)
• M8: 2,746,168 km (0.069 R)
• M9: 3,233,558 km (0.116 R)
• M10: 4,971,287 km (0.095 R)
• M11: 6,749,557 km (0.117 R)
• M12: 7,586,108 km (0.098 R)
• M13: 9,803,896 km (0.106 R)
• M14: 10,751,749 km (0.084 R)
• M15: 16,261,588 km (0.083 R)
• M16: 16,504,684 km (0.096 R)
• M17: 16,750,174 km (0.052 R)
• M18: 19,432,165 km (0.094 R)
• M19: 20,261,386 km (0.097 R)
• M20: 23,711,263 km (0.071 R)
• M21: 24,233,957 km (0.064 R)
• M22: 27,994,698 km (0.096 R)
• M23: 30,013,222 km (0.068 R)
• M24: 31,746,912 km (0.057 R)
• M25: 32,509,861 km (0.036 R)
• M26: 35,684,478 km (0.098 R)
• M27: 40,675,511 km (0.033 R)
• M28: 43,726,410 km (0.091 R)
• M29: 46,599,886 km (0.093 R)
• M30: 47,916,348 km (0.119 R)
• M31: 48,919,850 km (0.08 R)
• M32: 58,400,316 km (0.118 R)
• M33: 70,959,805 km (0.055 R)
• M34: 73,581,957 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707

Radius: 5.3

Gravity: 25.17 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 15.79 AU - 24.69 AU

Year: 32152 Days

Day: 16.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 105,524,301 km

• M1: 102,026 km (0.083 R)
• M2: 414,835 km (0.103 R)
• M3: 1,056,610 km (0.085 R)
• M4: 1,382,733 km (0.11 R)
• M5: 3,821,478 km (0.108 R)
• M6: 4,904,566 km (0.089 R)
• M7: 9,804,495 km (0.052 R)
• M8: 10,875,765 km (0.114 R)
• M9: 11,296,883 km (0.099 R)
• M10: 11,875,229 km (0.059 R)
• M11: 12,397,176 km (0.095 R)
• M12: 13,728,447 km (0.117 R)
• M13: 13,972,890 km (0.046 R)
• M14: 16,950,187 km (0.081 R)
• M15: 18,685,522 km (0.111 R)
• M16: 20,855,738 km (0.036 R)
• M17: 22,731,247 km (0.073 R)
• M18: 23,303,608 km (0.099 R)
• M19: 26,185,162 km (0.052 R)
• M20: 31,219,131 km (0.101 R)
• M21: 44,734,401 km (0.081 R)
• M22: 48,211,205 km (0.047 R)
• M23: 53,455,508 km (0.116 R)
• M24: 56,110,870 km (0.093 R)
• M25: 56,945,177 km (0.102 R)
• M26: 59,067,373 km (0.094 R)
• M27: 59,930,852 km (0.06 R)
• M28: 60,365,583 km (0.084 R)
• M29: 63,920,477 km (0.094 R)
• M30: 66,443,894 km (0.107 R)
• M31: 66,676,519 km (0.075 R)
• M32: 84,345,972 km (0.072 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 14,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit