🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.75 AU - 0.81 AU

Year: 249 Days

Day: 42.3 Hours

Environment

Temp: 111 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.17 AU - 1.61 AU

Year: 593 Days

Day: 34.2 Hours

Environment

Temp: -17 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.18 AU - 2.22 AU

Year: 1180 Days

Day: 47.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 66.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.28 AU - 2.32 AU

Year: 1261 Days

Day: 24 Hours

Environment

Temp: -69 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.43 AU - 3.97 AU

Year: 2574 Days

Day: 42.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,877,853 km

• M1: 451,786 km (0.051 R)
• M2: 1,696,141 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.35 AU - 5.33 AU

Year: 3270 Days

Day: 26.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.44 AU - 5.18 AU

Year: 3815 Days

Day: 12.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.2

Radius: 10.2

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.75 AU - 9.57 AU

Year: 9217 Days

Day: 11.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,877,853 km

• M1: 127,607 km (0.109 R)
• M2: 455,376 km (0.062 R)
• M3: 804,089 km (0.11 R)
• M4: 1,194,539 km (0.093 R)
• M5: 1,552,078 km (0.093 R)
• M6: 1,915,750 km (0.104 R)
• M7: 2,712,808 km (0.076 R)
• M8: 3,269,910 km (0.061 R)
• M9: 4,734,922 km (0.119 R)
• M10: 8,080,679 km (0.065 R)
• M11: 9,283,445 km (0.103 R)
• M12: 11,983,238 km (0.1 R)
• M13: 14,178,288 km (0.081 R)
• M14: 18,334,565 km (0.106 R)
• M15: 21,659,677 km (0.044 R)
• M16: 23,782,022 km (0.097 R)
• M17: 24,148,836 km (0.091 R)
• M18: 34,359,041 km (0.086 R)
• M19: 36,381,604 km (0.036 R)
• M20: 38,230,933 km (0.117 R)
• M21: 39,242,513 km (0.071 R)
• M22: 41,319,081 km (0.056 R)
• M23: 42,923,818 km (0.066 R)
• M24: 44,154,260 km (0.082 R)
• M25: 47,260,959 km (0.101 R)
• M26: 47,986,808 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.8

Radius: 4.6

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 16.06 AU - 17.76 AU

Year: 25148 Days

Day: 24.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,877,853 km

• M1: 97,388 km (0.08 R)
• M2: 247,884 km (0.079 R)
• M3: 1,003,652 km (0.116 R)
• M4: 2,242,921 km (0.111 R)
• M5: 3,166,389 km (0.086 R)
• M6: 3,438,357 km (0.058 R)
• M7: 4,843,231 km (0.059 R)
• M8: 12,378,177 km (0.107 R)
• M9: 13,303,439 km (0.091 R)
• M10: 13,945,364 km (0.074 R)
• M11: 15,360,111 km (0.094 R)
• M12: 18,158,489 km (0.076 R)
• M13: 19,759,336 km (0.108 R)
• M14: 21,626,467 km (0.089 R)
• M15: 30,602,488 km (0.087 R)
• M16: 32,515,696 km (0.104 R)
• M17: 34,746,798 km (0.067 R)
• M18: 36,083,904 km (0.111 R)
• M19: 42,871,608 km (0.11 R)
• M20: 47,003,053 km (0.072 R)
• M21: 49,849,002 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.5

Radius: 7.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 15.96 AU - 21.42 AU

Year: 29222 Days

Day: 21.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,877,853 km

• M1: 89,609 km (0.057 R)
• M2: 327,021 km (0.072 R)
• M3: 663,915 km (0.096 R)
• M4: 929,302 km (0.04 R)
• M5: 1,768,995 km (0.112 R)
• M6: 2,576,674 km (0.096 R)
• M7: 3,063,166 km (0.049 R)
• M8: 3,301,326 km (0.08 R)
• M9: 3,966,887 km (0.095 R)
• M10: 4,218,211 km (0.051 R)
• M11: 4,615,394 km (0.118 R)
• M12: 5,600,346 km (0.1 R)
• M13: 5,958,034 km (0.113 R)
• M14: 6,941,341 km (0.094 R)
• M15: 7,590,446 km (0.104 R)
• M16: 8,381,221 km (0.098 R)
• M17: 9,009,382 km (0.112 R)
• M18: 9,280,154 km (0.111 R)
• M19: 9,668,510 km (0.099 R)
• M20: 9,895,151 km (0.107 R)
• M21: 10,300,412 km (0.066 R)
• M22: 30,985,010 km (0.058 R)
• M23: 36,707,428 km (0.113 R)
• M24: 48,182,033 km (0.064 R)
• M25: 51,211,540 km (0.082 R)
• M26: 53,124,149 km (0.052 R)
• M27: 53,653,875 km (0.113 R)
• M28: 54,365,661 km (0.09 R)
• M29: 58,206,288 km (0.054 R)
• M30: 60,097,205 km (0.111 R)
• M31: 63,404,963 km (0.049 R)
• M32: 66,832,101 km (0.065 R)
• M33: 67,863,129 km (0.041 R)
• M34: 68,486,803 km (0.118 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 13,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit