🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.39 AU - 0.63 AU

Year: 135 Days

Day: 14.6 Hours

Environment

Temp: 254 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,129,653 km

• M1: 24,235 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.81 AU - 0.95 AU

Year: 306 Days

Day: 26.2 Hours

Environment

Temp: 129 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.94 AU - 1.08 AU

Year: 376 Days

Day: 17.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,129,653 km

• M1: 230,830 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.6 AU - 1.72 AU

Year: 793 Days

Day: 19.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.48 AU - 3.56 AU

Year: 2449 Days

Day: 14.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.7

Radius: 12.8

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.02 AU - 6.79 AU

Year: 5315 Days

Day: 10.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,129,653 km

• M1: 239,357 km (0.083 R)
• M2: 679,623 km (0.103 R)
• M3: 1,853,518 km (0.087 R)
• M4: 3,393,478 km (0.074 R)
• M5: 4,518,304 km (0.032 R)
• M6: 5,857,804 km (0.092 R)
• M7: 7,705,936 km (0.075 R)
• M8: 8,468,287 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567

Radius: 13

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.46 AU - 10.68 AU

Year: 10130 Days

Day: 10.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,129,653 km

• M1: 161,715 km (0.108 R)
• M2: 586,573 km (0.074 R)
• M3: 1,061,995 km (0.104 R)
• M4: 1,496,278 km (0.103 R)
• M5: 2,168,272 km (0.04 R)
• M6: 2,743,027 km (0.069 R)
• M7: 4,887,961 km (0.111 R)
• M8: 6,485,217 km (0.082 R)
• M9: 9,981,020 km (0.077 R)
• M10: 10,581,057 km (0.083 R)
• M11: 11,046,756 km (0.078 R)
• M12: 11,688,979 km (0.106 R)
• M13: 12,469,581 km (0.058 R)
• M14: 13,888,367 km (0.117 R)
• M15: 17,975,979 km (0.073 R)
• M16: 19,861,660 km (0.067 R)
• M17: 20,812,205 km (0.114 R)
• M18: 21,380,528 km (0.073 R)
• M19: 27,259,874 km (0.096 R)
• M20: 29,845,374 km (0.028 R)
• M21: 31,728,362 km (0.057 R)
• M22: 35,614,466 km (0.068 R)
• M23: 39,312,076 km (0.115 R)
• M24: 40,809,701 km (0.063 R)
• M25: 43,258,319 km (0.053 R)
• M26: 44,989,166 km (0.043 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.5

Radius: 12.6

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.77 AU - 12.45 AU

Year: 13733 Days

Day: 14.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,129,653 km

• M1: 156,629 km (0.08 R)
• M2: 676,182 km (0.11 R)
• M3: 1,284,896 km (0.077 R)
• M4: 1,934,450 km (0.08 R)
• M5: 2,732,106 km (0.088 R)
• M6: 3,410,682 km (0.083 R)
• M7: 4,255,910 km (0.074 R)
• M8: 6,743,872 km (0.119 R)
• M9: 7,347,200 km (0.074 R)
• M10: 8,708,541 km (0.111 R)
• M11: 9,873,160 km (0.114 R)
• M12: 11,084,305 km (0.041 R)
• M13: 11,697,357 km (0.093 R)
• M14: 13,991,290 km (0.094 R)
• M15: 16,932,235 km (0.091 R)
• M16: 19,452,361 km (0.101 R)
• M17: 20,927,545 km (0.114 R)
• M18: 21,521,000 km (0.067 R)
• M19: 22,652,858 km (0.11 R)
• M20: 26,286,739 km (0.102 R)
• M21: 30,292,372 km (0.089 R)
• M22: 33,522,639 km (0.079 R)
• M23: 36,242,627 km (0.117 R)
• M24: 40,659,205 km (0.115 R)
• M25: 49,192,567 km (0.075 R)
• M26: 49,940,856 km (0.09 R)
• M27: 50,393,389 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.9

Radius: 6.9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 16.66 AU - 18.24 AU

Year: 27033 Days

Day: 18.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,129,653 km

• M1: 85,869 km (0.096 R)
• M2: 340,036 km (0.114 R)
• M3: 592,557 km (0.115 R)
• M4: 1,164,919 km (0.091 R)
• M5: 2,783,119 km (0.108 R)
• M6: 3,259,738 km (0.091 R)
• M7: 8,082,025 km (0.101 R)
• M8: 9,274,170 km (0.101 R)
• M9: 11,801,327 km (0.089 R)
• M10: 12,901,021 km (0.035 R)
• M11: 13,330,666 km (0.109 R)
• M12: 15,946,983 km (0.111 R)
• M13: 23,945,084 km (0.053 R)
• M14: 24,922,556 km (0.087 R)
• M15: 25,700,914 km (0.088 R)
• M16: 26,380,986 km (0.106 R)
• M17: 26,840,850 km (0.067 R)
• M18: 27,776,884 km (0.071 R)
• M19: 28,613,435 km (0.085 R)
• M20: 28,977,108 km (0.098 R)
• M21: 29,343,922 km (0.099 R)
• M22: 31,480,927 km (0.07 R)
• M23: 32,917,515 km (0.105 R)
• M24: 33,183,500 km (0.097 R)
• M25: 37,489,376 km (0.119 R)
• M26: 38,805,987 km (0.035 R)
• M27: 39,700,582 km (0.057 R)
• M28: 41,531,062 km (0.079 R)
• M29: 42,153,538 km (0.101 R)
• M30: 44,219,485 km (0.068 R)
• M31: 59,219,215 km (0.102 R)
• M32: 59,809,977 km (0.051 R)
• M33: 63,231,579 km (0.107 R)
• M34: 65,934,364 km (0.118 R)
• M35: 68,496,975 km (0.079 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 11,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit