🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.62 AU - 0.8 AU

Year: 215 Days

Day: 29.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,242,929 km

• M1: 13,314 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.39 AU - 1.71 AU

Year: 694 Days

Day: 31.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.15 AU - 3.15 AU

Year: 1553 Days

Day: 35 Hours

Environment

Temp: -85 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.73 AU - 2.81 AU

Year: 1659 Days

Day: 35.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,242,929 km

• M1: 830,268 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.47 AU - 4.61 AU

Year: 2922 Days

Day: 46.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77

Radius: 14.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.84 AU - 10.4 AU

Year: 9912 Days

Day: 8.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 103,242,929 km

• M1: 191,336 km (0.082 R)
• M2: 735,872 km (0.108 R)
• M3: 1,466,957 km (0.073 R)
• M4: 3,071,095 km (0.066 R)
• M5: 3,620,119 km (0.029 R)
• M6: 4,728,938 km (0.096 R)
• M7: 6,363,744 km (0.057 R)
• M8: 7,138,810 km (0.095 R)
• M9: 8,043,429 km (0.051 R)
• M10: 9,770,686 km (0.11 R)
• M11: 10,278,421 km (0.098 R)
• M12: 11,996,852 km (0.093 R)
• M13: 13,088,019 km (0.078 R)
• M14: 15,362,953 km (0.106 R)
• M15: 15,890,585 km (0.115 R)
• M16: 16,594,443 km (0.08 R)
• M17: 21,721,461 km (0.068 R)
• M18: 22,656,747 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650

Radius: 8.8

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 8.58 AU - 10.42 AU

Year: 10538 Days

Day: 10.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 103,242,929 km

• M1: 110,553 km (0.088 R)
• M2: 398,080 km (0.06 R)
• M3: 757,264 km (0.074 R)
• M4: 1,272,031 km (0.07 R)
• M5: 1,559,259 km (0.058 R)
• M6: 2,635,017 km (0.117 R)
• M7: 2,996,296 km (0.071 R)
• M8: 3,294,744 km (0.12 R)
• M9: 3,898,371 km (0.111 R)
• M10: 4,398,028 km (0.102 R)
• M11: 5,627,274 km (0.05 R)
• M12: 6,120,198 km (0.053 R)
• M13: 6,452,007 km (0.096 R)
• M14: 8,295,052 km (0.116 R)
• M15: 9,027,783 km (0.077 R)
• M16: 10,727,065 km (0.117 R)
• M17: 11,101,808 km (0.059 R)
• M18: 12,629,501 km (0.068 R)
• M19: 17,675,587 km (0.105 R)
• M20: 20,071,397 km (0.117 R)
• M21: 22,327,632 km (0.101 R)
• M22: 22,675,746 km (0.072 R)
• M23: 23,027,451 km (0.101 R)
• M24: 27,238,631 km (0.076 R)
• M25: 27,936,804 km (0.083 R)
• M26: 28,954,668 km (0.059 R)
• M27: 30,741,764 km (0.107 R)
• M28: 35,706,319 km (0.098 R)
• M29: 38,253,672 km (0.104 R)
• M30: 39,762,516 km (0.084 R)
• M31: 42,898,536 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.2

Radius: 3.6

Gravity: 33.04 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 11.72 AU - 14.32 AU

Year: 16908 Days

Day: 22.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 103,242,929 km

• M1: 44,879 km (0.049 R)
• M2: 222,003 km (0.117 R)
• M3: 340,485 km (0.094 R)
• M4: 808,726 km (0.1 R)
• M5: 1,031,328 km (0.086 R)
• M6: 1,878,800 km (0.03 R)
• M7: 2,536,731 km (0.111 R)
• M8: 3,061,072 km (0.086 R)
• M9: 4,139,223 km (0.107 R)
• M10: 4,320,237 km (0.112 R)
• M11: 5,305,937 km (0.087 R)
• M12: 7,709,526 km (0.116 R)
• M13: 7,983,739 km (0.094 R)
• M14: 8,503,442 km (0.11 R)
• M15: 8,649,001 km (0.045 R)
• M16: 9,609,718 km (0.088 R)
• M17: 9,981,020 km (0.077 R)
• M18: 10,251,942 km (0.116 R)
• M19: 10,808,596 km (0.113 R)
• M20: 13,896,894 km (0.043 R)
• M21: 19,055,627 km (0.036 R)
• M22: 19,895,470 km (0.117 R)
• M23: 20,847,361 km (0.075 R)
• M24: 21,829,321 km (0.067 R)
• M25: 22,655,401 km (0.105 R)
• M26: 24,860,623 km (0.104 R)
• M27: 26,579,502 km (0.101 R)
• M28: 27,626,837 km (0.118 R)
• M29: 30,027,135 km (0.091 R)
• M30: 32,800,231 km (0.111 R)
• M31: 37,923,958 km (0.113 R)
• M32: 41,574,146 km (0.11 R)
• M33: 41,853,595 km (0.102 R)
• M34: 42,134,091 km (0.046 R)
• M35: 45,599,825 km (0.059 R)
• M36: 46,045,925 km (0.056 R)
• M37: 51,307,133 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816

Radius: 6.6

Gravity: 18.73 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 15.21 AU - 22.07 AU

Year: 28963 Days

Day: 18.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 103,242,929 km

• M1: 95,743 km (0.061 R)
• M2: 330,312 km (0.101 R)
• M3: 634,893 km (0.04 R)
• M4: 870,809 km (0.072 R)
• M5: 1,136,196 km (0.043 R)
• M6: 1,508,246 km (0.051 R)
• M7: 2,135,210 km (0.027 R)
• M8: 3,037,884 km (0.101 R)
• M9: 3,823,123 km (0.115 R)
• M10: 4,429,743 km (0.082 R)
• M11: 5,016,465 km (0.115 R)
• M12: 5,565,789 km (0.106 R)
• M13: 8,691,187 km (0.115 R)
• M14: 10,188,961 km (0.034 R)
• M15: 11,138,010 km (0.064 R)
• M16: 12,746,487 km (0.11 R)
• M17: 15,790,654 km (0.061 R)
• M18: 17,433,388 km (0.103 R)
• M19: 19,287,504 km (0.083 R)
• M20: 21,485,396 km (0.105 R)
• M21: 21,812,417 km (0.07 R)
• M22: 22,588,381 km (0.093 R)
• M23: 28,022,224 km (0.09 R)
• M24: 28,282,076 km (0.025 R)
• M25: 28,674,920 km (0.104 R)
• M26: 31,387,728 km (0.096 R)
• M27: 33,677,473 km (0.053 R)
• M28: 39,557,267 km (0.091 R)
• M29: 45,188,730 km (0.114 R)
• M30: 51,916,295 km (0.105 R)
• M31: 74,786,070 km (0.111 R)
• M32: 75,788,824 km (0.093 R)
• M33: 76,293,568 km (0.095 R)
• M34: 76,800,405 km (0.095 R)
• M35: 91,923,852 km (0.065 R)
• M36: 99,875,877 km (0.027 R)
• M37: 100,178,962 km (0.085 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 17,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit