🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.5 AU - 0.76 AU

Year: 187 Days

Day: 47.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.98 AU - 1.06 AU

Year: 386 Days

Day: 43.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.06 AU - 1.1 AU

Year: 421 Days

Day: 40.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.97 AU - 1.43 AU

Year: 493 Days

Day: 39.5 Hours

Environment

Temp: -19 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.06 AU - 1.44 AU

Year: 524 Days

Day: 39.9 Hours

Environment

Temp: -16 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.47 AU - 1.97 AU

Year: 845 Days

Day: 43.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.75 AU - 2.45 AU

Year: 1140 Days

Day: 19.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 130.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,074,118 km

• M1: 121,623 km (0.086 R)

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.9

Radius: 14.2

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.36 AU - 9.8 AU

Year: 11112 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 105,074,118 km

• M1: 177,872 km (0.1 R)
• M2: 734,825 km (0.119 R)
• M3: 1,236,726 km (0.115 R)
• M4: 1,745,658 km (0.047 R)
• M5: 2,834,281 km (0.108 R)
• M6: 3,478,300 km (0.106 R)
• M7: 4,045,426 km (0.097 R)
• M8: 4,549,570 km (0.104 R)
• M9: 5,029,032 km (0.076 R)
• M10: 7,127,591 km (0.104 R)
• M11: 7,957,410 km (0.106 R)
• M12: 8,948,645 km (0.069 R)
• M13: 10,127,028 km (0.081 R)
• M14: 11,006,065 km (0.085 R)
• M15: 11,935,517 km (0.085 R)
• M16: 12,480,950 km (0.089 R)
• M17: 16,628,252 km (0.072 R)
• M18: 18,971,404 km (0.082 R)
• M19: 23,921,298 km (0.104 R)
• M20: 25,182,558 km (0.1 R)
• M21: 28,155,815 km (0.102 R)
• M22: 29,233,219 km (0.072 R)
• M23: 31,355,714 km (0.071 R)
• M24: 32,866,054 km (0.102 R)
• M25: 36,157,057 km (0.119 R)
• M26: 36,662,549 km (0.035 R)
• M27: 37,301,182 km (0.038 R)
• M28: 40,064,703 km (0.084 R)
• M29: 42,259,902 km (0.057 R)
• M30: 49,947,737 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.1

Radius: 3.5

Gravity: 50.29 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 13.04 AU - 13.5 AU

Year: 18115 Days

Day: 23.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 105,074,118 km

• M1: 44,879 km (0.104 R)
• M2: 387,159 km (0.047 R)
• M3: 670,797 km (0.118 R)
• M4: 836,701 km (0.082 R)
• M5: 958,174 km (0.085 R)
• M6: 1,078,900 km (0.061 R)
• M7: 1,237,324 km (0.083 R)
• M8: 1,351,467 km (0.11 R)
• M9: 1,535,772 km (0.097 R)
• M10: 2,424,084 km (0.072 R)
• M11: 2,840,714 km (0.105 R)
• M12: 3,813,848 km (0.113 R)
• M13: 6,688,222 km (0.09 R)
• M14: 8,226,836 km (0.114 R)
• M15: 9,158,232 km (0.071 R)
• M16: 9,705,012 km (0.081 R)
• M17: 10,863,199 km (0.108 R)
• M18: 11,981,742 km (0.054 R)
• M19: 15,335,128 km (0.074 R)
• M20: 15,486,970 km (0.075 R)
• M21: 16,818,989 km (0.092 R)
• M22: 23,210,110 km (0.097 R)
• M23: 27,774,789 km (0.036 R)
• M24: 28,455,609 km (0.067 R)
• M25: 29,969,091 km (0.041 R)
• M26: 31,169,165 km (0.112 R)
• M27: 31,413,010 km (0.083 R)
• M28: 37,790,965 km (0.071 R)
• M29: 38,207,296 km (0.027 R)
• M30: 40,046,752 km (0.093 R)
• M31: 40,190,665 km (0.111 R)
• M32: 40,769,609 km (0.113 R)
• M33: 41,061,175 km (0.055 R)
• M34: 41,501,292 km (0.081 R)
• M35: 44,979,592 km (0.068 R)
• M36: 46,391,796 km (0.077 R)
• M37: 52,509,002 km (0.085 R)
• M38: 54,074,245 km (0.084 R)
• M39: 58,769,972 km (0.094 R)
• M40: 59,515,718 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.7

Radius: 4.4

Gravity: 49.78 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 15.04 AU - 19.9 AU

Year: 27363 Days

Day: 20.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 105,074,118 km

• M1: 54,753 km (0.104 R)
• M2: 296,204 km (0.105 R)
• M3: 461,061 km (0.09 R)
• M4: 598,541 km (0.11 R)
• M5: 1,315,863 km (0.115 R)
• M6: 3,626,701 km (0.053 R)
• M7: 6,527,105 km (0.12 R)
• M8: 6,675,655 km (0.082 R)
• M9: 6,826,450 km (0.117 R)
• M10: 8,288,470 km (0.086 R)
• M11: 11,814,791 km (0.075 R)
• M12: 13,419,827 km (0.042 R)
• M13: 16,046,316 km (0.114 R)
• M14: 17,055,055 km (0.066 R)
• M15: 19,709,071 km (0.065 R)
• M16: 26,439,778 km (0.089 R)
• M17: 27,456,146 km (0.119 R)
• M18: 31,218,233 km (0.067 R)
• M19: 42,095,644 km (0.082 R)
• M20: 52,623,893 km (0.03 R)
• M21: 53,221,986 km (0.072 R)
• M22: 55,453,986 km (0.07 R)
• M23: 58,596,888 km (0.108 R)
• M24: 59,024,737 km (0.082 R)
• M25: 59,670,402 km (0.101 R)
• M26: 62,078,030 km (0.045 R)
• M27: 76,104,626 km (0.076 R)
• M28: 81,565,696 km (0.089 R)
• M29: 82,099,012 km (0.029 R)
• M30: 82,634,722 km (0.04 R)
• M31: 89,811,680 km (0.095 R)
• M32: 91,237,946 km (0.097 R)
• M33: 93,551,028 km (0.116 R)
• M34: 98,898,105 km (0.108 R)
• M35: 101,646,517 km (0.033 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 13,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit