🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.57 AU - 0.79 AU

Year: 214 Days

Day: 12.7 Hours

Environment

Temp: 189 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.28 AU - 1.44 AU

Year: 604 Days

Day: 23.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.49 AU - 2.21 AU

Year: 958 Days

Day: 13.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.71 AU - 3.01 AU

Year: 1842 Days

Day: 16.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.6

Radius: 8.7

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.82 AU - 6.1 AU

Year: 4206 Days

Day: 14.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,080,566 km

• M1: 108,309 km (0.113 R)
• M2: 379,530 km (0.042 R)
• M3: 734,376 km (0.06 R)
• M4: 2,307,098 km (0.044 R)
• M5: 3,130,485 km (0.105 R)
• M6: 3,719,452 km (0.117 R)
• M7: 4,030,017 km (0.084 R)
• M8: 4,335,496 km (0.112 R)
• M9: 6,565,551 km (0.105 R)
• M10: 7,020,927 km (0.115 R)
• M11: 7,529,560 km (0.094 R)
• M12: 11,542,224 km (0.061 R)
• M13: 13,320,643 km (0.074 R)
• M14: 14,300,060 km (0.101 R)
• M15: 17,240,706 km (0.11 R)
• M16: 17,873,804 km (0.081 R)
• M17: 19,866,148 km (0.044 R)
• M18: 20,434,321 km (0.038 R)
• M19: 21,801,945 km (0.058 R)
• M20: 22,406,320 km (0.117 R)
• M21: 22,952,951 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.5

Radius: 9.3

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.77 AU - 10.43 AU

Year: 12223 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,080,566 km

• M1: 115,639 km (0.073 R)
• M2: 435,330 km (0.054 R)
• M3: 945,309 km (0.102 R)
• M4: 1,383,182 km (0.056 R)
• M5: 2,070,734 km (0.063 R)
• M6: 3,484,134 km (0.078 R)
• M7: 4,658,926 km (0.114 R)
• M8: 8,158,769 km (0.079 R)
• M9: 9,651,606 km (0.112 R)
• M10: 11,046,307 km (0.065 R)
• M11: 11,820,177 km (0.102 R)
• M12: 12,220,500 km (0.116 R)
• M13: 12,807,971 km (0.111 R)
• M14: 13,169,400 km (0.098 R)
• M15: 16,951,533 km (0.106 R)
• M16: 18,586,787 km (0.078 R)
• M17: 19,601,211 km (0.113 R)
• M18: 20,488,027 km (0.112 R)
• M19: 24,121,161 km (0.081 R)
• M20: 25,706,599 km (0.072 R)
• M21: 30,024,741 km (0.094 R)
• M22: 34,686,809 km (0.092 R)
• M23: 37,556,246 km (0.106 R)
• M24: 39,554,874 km (0.066 R)
• M25: 42,417,429 km (0.075 R)
• M26: 44,035,629 km (0.029 R)
• M27: 45,834,693 km (0.113 R)
• M28: 47,538,314 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.6

Radius: 4.7

Gravity: 38.73 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.8 AU - 13.9 AU

Year: 17541 Days

Day: 15.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,080,566 km

• M1: 58,493 km (0.109 R)
• M2: 223,200 km (0.104 R)
• M3: 407,804 km (0.079 R)
• M4: 868,266 km (0.1 R)
• M5: 1,259,016 km (0.113 R)
• M6: 1,454,540 km (0.094 R)
• M7: 2,657,606 km (0.108 R)
• M8: 2,853,729 km (0.111 R)
• M9: 3,558,634 km (0.086 R)
• M10: 4,577,545 km (0.083 R)
• M11: 6,362,397 km (0.059 R)
• M12: 6,894,816 km (0.092 R)
• M13: 7,456,407 km (0.11 R)
• M14: 14,545,251 km (0.071 R)
• M15: 15,155,162 km (0.118 R)
• M16: 16,671,785 km (0.108 R)
• M17: 17,170,993 km (0.087 R)
• M18: 22,723,468 km (0.118 R)
• M19: 35,660,392 km (0.067 R)
• M20: 39,486,956 km (0.116 R)
• M21: 47,776,773 km (0.096 R)
• M22: 49,120,760 km (0.099 R)
• M23: 56,220,974 km (0.068 R)
• M24: 59,820,897 km (0.066 R)
• M25: 63,571,466 km (0.044 R)
• M26: 69,166,426 km (0.06 R)
• M27: 70,885,006 km (0.093 R)
• M28: 71,536,804 km (0.103 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 15,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit