🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.59 AU - 0.87 AU

Year: 218 Days

Day: 12.3 Hours

Environment

Temp: 177 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,480,755 km

• M1: 42,635 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.64 AU - 0.86 AU

Year: 227 Days

Day: 44.4 Hours

Environment

Temp: 150 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,480,755 km

• M1: 33,510 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.73 AU - 0.89 AU

Year: 255 Days

Day: 27.4 Hours

Environment

Temp: 174 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,480,755 km

• M1: 103,073 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.33 AU - 1.77 AU

Year: 675 Days

Day: 12.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.91 AU - 2.13 AU

Year: 1004 Days

Day: 32.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,480,755 km

• M1: 108,309 km (0.107 R)
• M2: 376,687 km (0.055 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.66 AU - 4.85 AU

Year: 3065 Days

Day: 42.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.3

Radius: 13.8

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.46 AU - 7.82 AU

Year: 5986 Days

Day: 9.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 141.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 107,480,755 km

• M1: 171,738 km (0.069 R)
• M2: 729,589 km (0.067 R)
• M3: 1,574,667 km (0.083 R)
• M4: 2,402,243 km (0.119 R)
• M5: 4,100,178 km (0.074 R)
• M6: 4,867,316 km (0.087 R)
• M7: 5,468,401 km (0.042 R)
• M8: 6,494,941 km (0.118 R)
• M9: 6,986,969 km (0.083 R)
• M10: 7,574,888 km (0.114 R)
• M11: 8,083,521 km (0.108 R)
• M12: 10,046,843 km (0.107 R)
• M13: 12,065,218 km (0.091 R)
• M14: 14,672,709 km (0.11 R)
• M15: 18,080,399 km (0.112 R)
• M16: 19,324,903 km (0.059 R)
• M17: 20,347,106 km (0.074 R)
• M18: 22,057,308 km (0.084 R)
• M19: 23,707,373 km (0.053 R)
• M20: 25,438,370 km (0.062 R)
• M21: 26,170,352 km (0.028 R)
• M22: 27,506,261 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.4

Radius: 3.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 14.26 AU - 19.4 AU

Year: 24155 Days

Day: 23.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 107,480,755 km

• M1: 46,076 km (0.106 R)
• M2: 223,350 km (0.099 R)
• M3: 583,132 km (0.072 R)
• M4: 1,146,817 km (0.113 R)
• M5: 3,720,349 km (0.079 R)
• M6: 3,843,917 km (0.036 R)
• M7: 4,164,954 km (0.117 R)
• M8: 4,480,606 km (0.045 R)
• M9: 4,836,050 km (0.107 R)
• M10: 6,747,762 km (0.09 R)
• M11: 7,702,196 km (0.08 R)
• M12: 9,757,521 km (0.062 R)
• M13: 11,661,603 km (0.074 R)
• M14: 13,362,231 km (0.067 R)
• M15: 15,221,434 km (0.097 R)
• M16: 17,764,149 km (0.05 R)
• M17: 20,004,227 km (0.12 R)
• M18: 22,629,969 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708

Radius: 5.1

Gravity: 27.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 19.44 AU - 21.28 AU

Year: 32140 Days

Day: 24.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 107,480,755 km

• M1: 63,429 km (0.086 R)
• M2: 426,653 km (0.118 R)
• M3: 699,370 km (0.119 R)
• M4: 869,912 km (0.087 R)
• M5: 1,082,789 km (0.111 R)
• M6: 1,731,446 km (0.12 R)
• M7: 1,896,153 km (0.091 R)
• M8: 2,139,698 km (0.084 R)
• M9: 2,531,046 km (0.112 R)
• M10: 3,423,547 km (0.076 R)
• M11: 3,717,956 km (0.118 R)
• M12: 3,993,665 km (0.1 R)
• M13: 5,108,917 km (0.097 R)
• M14: 6,466,069 km (0.041 R)
• M15: 7,657,317 km (0.083 R)
• M16: 8,686,251 km (0.11 R)
• M17: 10,330,780 km (0.079 R)
• M18: 15,066,899 km (0.067 R)
• M19: 20,221,593 km (0.104 R)
• M20: 21,948,401 km (0.12 R)
• M21: 22,734,089 km (0.071 R)
• M22: 24,124,003 km (0.05 R)
• M23: 30,944,020 km (0.057 R)
• M24: 33,967,693 km (0.11 R)
• M25: 59,078,593 km (0.12 R)
• M26: 78,249,261 km (0.078 R)
• M27: 85,457,933 km (0.098 R)
• M28: 91,937,466 km (0.101 R)
• M29: 96,632,894 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.9

Radius: 6.9

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 20.22 AU - 20.66 AU

Year: 32329 Days

Day: 15.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 107,480,755 km

• M1: 86,318 km (0.112 R)
• M2: 722,707 km (0.092 R)
• M3: 1,995,187 km (0.096 R)
• M4: 2,651,173 km (0.115 R)
• M5: 3,043,868 km (0.107 R)
• M6: 3,539,336 km (0.086 R)
• M7: 4,381,722 km (0.075 R)
• M8: 5,659,138 km (0.074 R)
• M9: 10,814,280 km (0.052 R)
• M10: 11,595,481 km (0.061 R)
• M11: 12,490,076 km (0.099 R)
• M12: 13,349,665 km (0.027 R)
• M13: 15,099,511 km (0.092 R)
• M14: 15,804,417 km (0.097 R)
• M15: 16,623,615 km (0.115 R)
• M16: 16,996,712 km (0.115 R)
• M17: 17,375,194 km (0.105 R)
• M18: 17,953,689 km (0.11 R)
• M19: 20,079,475 km (0.096 R)
• M20: 23,632,873 km (0.107 R)
• M21: 25,188,841 km (0.033 R)
• M22: 25,929,500 km (0.057 R)
• M23: 27,714,202 km (0.057 R)
• M24: 35,519,621 km (0.034 R)
• M25: 38,686,309 km (0.069 R)
• M26: 40,842,612 km (0.071 R)
• M27: 44,492,950 km (0.044 R)
• M28: 52,036,722 km (0.101 R)
• M29: 56,318,512 km (0.119 R)
• M30: 57,583,661 km (0.099 R)
• M31: 58,867,660 km (0.071 R)
• M32: 59,952,244 km (0.093 R)
• M33: 61,937,857 km (0.098 R)
• M34: 62,609,252 km (0.058 R)
• M35: 68,156,939 km (0.111 R)
• M36: 71,294,605 km (0.08 R)
• M37: 77,079,106 km (0.066 R)
• M38: 89,001,907 km (0.1 R)
• M39: 90,143,039 km (0.102 R)
• M40: 101,785,194 km (0.108 R)
• M41: 104,923,907 km (0.095 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 13,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit