🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.55 AU - 0.63 AU

Year: 164 Days

Day: 46.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.69 AU - 0.77 AU

Year: 226 Days

Day: 20.4 Hours

Environment

Temp: 171 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.67 AU - 1.71 AU

Year: 795 Days

Day: 42.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.46 AU - 2.18 AU

Year: 888 Days

Day: 14.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.73 AU - 2.01 AU

Year: 925 Days

Day: 27.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,053,920 km

• M1: 53,706 km (0.051 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.71 AU - 3.25 AU

Year: 1860 Days

Day: 42.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.2

Radius: 12.5

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.16 AU - 8.16 AU

Year: 7667 Days

Day: 9.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,053,920 km

• M1: 156,629 km (0.055 R)
• M2: 810,072 km (0.101 R)
• M3: 1,375,253 km (0.112 R)
• M4: 2,792,394 km (0.088 R)
• M5: 5,106,374 km (0.076 R)
• M6: 6,820,167 km (0.117 R)
• M7: 7,276,141 km (0.064 R)
• M8: 7,714,912 km (0.06 R)
• M9: 9,434,988 km (0.071 R)
• M10: 9,825,139 km (0.073 R)
• M11: 10,591,679 km (0.092 R)
• M12: 11,252,752 km (0.085 R)
• M13: 12,091,996 km (0.104 R)
• M14: 16,363,464 km (0.106 R)
• M15: 17,247,288 km (0.069 R)
• M16: 18,229,398 km (0.057 R)
• M17: 19,317,573 km (0.071 R)
• M18: 19,807,057 km (0.086 R)
• M19: 27,824,755 km (0.093 R)
• M20: 28,270,108 km (0.1 R)
• M21: 32,790,656 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.3

Radius: 5.3

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 16.26 AU - 20.16 AU

Year: 28103 Days

Day: 17.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,053,920 km

• M1: 65,973 km (0.097 R)
• M2: 464,501 km (0.085 R)
• M3: 2,186,373 km (0.091 R)
• M4: 2,381,748 km (0.098 R)
• M5: 2,908,781 km (0.036 R)
• M6: 3,227,275 km (0.103 R)
• M7: 5,030,228 km (0.065 R)
• M8: 6,988,315 km (0.111 R)
• M9: 8,740,854 km (0.093 R)
• M10: 9,403,573 km (0.03 R)
• M11: 10,158,743 km (0.075 R)
• M12: 10,520,620 km (0.081 R)
• M13: 13,513,924 km (0.084 R)
• M14: 16,447,089 km (0.098 R)
• M15: 17,974,035 km (0.087 R)
• M16: 19,133,717 km (0.04 R)
• M17: 19,500,382 km (0.092 R)
• M18: 20,628,649 km (0.066 R)
• M19: 20,820,882 km (0.112 R)
• M20: 22,808,739 km (0.078 R)
• M21: 23,117,509 km (0.104 R)
• M22: 23,533,540 km (0.058 R)
• M23: 29,404,359 km (0.041 R)
• M24: 32,286,063 km (0.117 R)
• M25: 32,936,514 km (0.087 R)
• M26: 39,483,815 km (0.12 R)
• M27: 44,245,964 km (0.103 R)
• M28: 46,023,785 km (0.093 R)
• M29: 49,721,096 km (0.105 R)
• M30: 55,075,204 km (0.084 R)
• M31: 56,190,157 km (0.085 R)
• M32: 57,890,786 km (0.102 R)
• M33: 58,465,241 km (0.065 R)
• M34: 58,850,306 km (0.101 R)
• M35: 59,237,017 km (0.108 R)
• M36: 60,407,321 km (0.097 R)
• M37: 64,215,185 km (0.053 R)
• M38: 65,865,250 km (0.116 R)
• M39: 69,249,752 km (0.085 R)
• M40: 74,090,290 km (0.102 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 19,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit