🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.54 AU - 0.84 AU

Year: 221 Days

Day: 34.1 Hours

Environment

Temp: 143 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.68 AU - 1.02 AU

Year: 302 Days

Day: 42.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 42,828,464 km

• M1: 397,332 km (0.032 R)
• M2: 689,796 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.08 AU - 1.22 AU

Year: 475 Days

Day: 12.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.61 AU - 4.01 AU

Year: 2863 Days

Day: 23.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,828,464 km

• M1: 185,053 km (0.079 R)

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.7

Radius: 13.3

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.72 AU - 5.52 AU

Year: 3823 Days

Day: 6.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,828,464 km

• M1: 196,721 km (0.109 R)
• M2: 622,028 km (0.107 R)
• M3: 1,041,052 km (0.093 R)
• M4: 1,711,998 km (0.109 R)
• M5: 2,837,872 km (0.092 R)
• M6: 3,492,512 km (0.054 R)
• M7: 3,913,331 km (0.06 R)
• M8: 6,129,773 km (0.116 R)
• M9: 6,636,162 km (0.095 R)
• M10: 7,257,442 km (0.066 R)
• M11: 8,551,463 km (0.074 R)
• M12: 9,151,051 km (0.045 R)
• M13: 11,354,927 km (0.094 R)
• M14: 12,707,741 km (0.1 R)
• M15: 13,138,134 km (0.028 R)
• M16: 13,937,585 km (0.079 R)
• M17: 15,101,606 km (0.091 R)
• M18: 16,993,421 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.9

Radius: 9.9

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.61 AU - 5.79 AU

Year: 3923 Days

Day: 9.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,828,464 km

• M1: 123,119 km (0.04 R)
• M2: 450,738 km (0.046 R)
• M3: 798,553 km (0.087 R)
• M4: 1,527,843 km (0.116 R)
• M5: 3,929,487 km (0.064 R)
• M6: 9,468,348 km (0.09 R)
• M7: 11,197,401 km (0.11 R)
• M8: 11,987,128 km (0.117 R)
• M9: 12,373,988 km (0.099 R)
• M10: 13,309,124 km (0.033 R)
• M11: 14,100,048 km (0.08 R)
• M12: 18,991,599 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.1

Radius: 7.6

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 10.33 AU - 13.87 AU

Year: 16205 Days

Day: 21.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 42,828,464 km

• M1: 94,546 km (0.114 R)
• M2: 385,813 km (0.094 R)
• M3: 648,058 km (0.119 R)
• M4: 1,134,401 km (0.089 R)
• M5: 1,411,007 km (0.067 R)
• M6: 2,121,148 km (0.1 R)
• M7: 2,800,622 km (0.11 R)
• M8: 3,096,078 km (0.106 R)
• M9: 3,362,063 km (0.119 R)
• M10: 3,968,383 km (0.106 R)
• M11: 4,739,111 km (0.119 R)
• M12: 5,676,641 km (0.056 R)
• M13: 7,781,184 km (0.086 R)
• M14: 9,577,704 km (0.03 R)
• M15: 9,833,068 km (0.116 R)
• M16: 10,251,044 km (0.057 R)
• M17: 12,042,928 km (0.033 R)
• M18: 12,461,054 km (0.045 R)
• M19: 12,950,688 km (0.071 R)
• M20: 17,266,287 km (0.035 R)
• M21: 18,106,877 km (0.071 R)
• M22: 20,035,194 km (0.056 R)
• M23: 23,918,904 km (0.049 R)
• M24: 24,579,828 km (0.114 R)
• M25: 25,447,346 km (0.094 R)
• M26: 28,276,840 km (0.11 R)
• M27: 29,015,704 km (0.12 R)
• M28: 31,759,628 km (0.094 R)
• M29: 34,194,333 km (0.097 R)
• M30: 35,884,939 km (0.085 R)
• M31: 46,189,390 km (0.067 R)
• M32: 49,611,740 km (0.082 R)
• M33: 50,531,468 km (0.119 R)
• M34: 53,359,167 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.2

Radius: 7.3

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.86 AU - 14.54 AU

Year: 19523 Days

Day: 23.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,828,464 km

• M1: 91,105 km (0.094 R)
• M2: 374,743 km (0.073 R)
• M3: 1,009,038 km (0.108 R)
• M4: 2,018,973 km (0.105 R)
• M5: 2,491,852 km (0.063 R)
• M6: 3,488,772 km (0.109 R)
• M7: 4,332,654 km (0.103 R)
• M8: 4,906,361 km (0.049 R)
• M9: 6,598,612 km (0.111 R)
• M10: 7,279,133 km (0.065 R)
• M11: 10,080,503 km (0.111 R)
• M12: 10,325,694 km (0.052 R)
• M13: 11,505,572 km (0.068 R)
• M14: 13,176,281 km (0.096 R)
• M15: 14,314,422 km (0.119 R)
• M16: 16,109,148 km (0.053 R)
• M17: 18,777,674 km (0.072 R)
• M18: 20,528,418 km (0.066 R)
• M19: 22,551,879 km (0.029 R)
• M20: 22,887,577 km (0.066 R)
• M21: 24,971,924 km (0.11 R)
• M22: 26,244,553 km (0.113 R)
• M23: 30,423,121 km (0.043 R)
• M24: 34,356,348 km (0.056 R)
• M25: 35,928,921 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 12,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit