🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.49 AU - 0.67 AU

Year: 156 Days

Day: 44.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.72 AU - 0.76 AU

Year: 225 Days

Day: 26.5 Hours

Environment

Temp: 208 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.96 AU - 1.22 AU

Year: 402 Days

Day: 16.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 53,251,998 km

• M1: 243,695 km (0.105 R)
• M2: 670,647 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.11 AU - 1.77 AU

Year: 610 Days

Day: 21.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.92 AU - 2.62 AU

Year: 1208 Days

Day: 24.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,251,998 km

• M1: 37,549 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.73 AU - 4.97 AU

Year: 3771 Days

Day: 26.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.5

Radius: 12.4

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.75 AU - 7.55 AU

Year: 6055 Days

Day: 8.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 172.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,251,998 km

• M1: 156,330 km (0.097 R)
• M2: 1,138,739 km (0.071 R)
• M3: 2,387,881 km (0.103 R)
• M4: 2,941,244 km (0.081 R)
• M5: 3,436,413 km (0.05 R)
• M6: 3,898,670 km (0.12 R)
• M7: 4,498,558 km (0.108 R)
• M8: 5,132,853 km (0.086 R)
• M9: 6,240,774 km (0.114 R)
• M10: 6,771,099 km (0.068 R)
• M11: 10,962,682 km (0.062 R)
• M12: 15,480,388 km (0.085 R)
• M13: 18,843,946 km (0.069 R)
• M14: 27,142,140 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670

Radius: 9.2

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.46 AU - 8.92 AU

Year: 9045 Days

Day: 12.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,251,998 km

• M1: 119,678 km (0.11 R)
• M2: 414,087 km (0.091 R)
• M3: 2,100,205 km (0.118 R)
• M4: 2,870,783 km (0.099 R)
• M5: 5,054,014 km (0.1 R)
• M6: 8,552,959 km (0.061 R)
• M7: 12,136,426 km (0.036 R)
• M8: 15,470,215 km (0.037 R)
• M9: 15,867,397 km (0.105 R)
• M10: 17,240,407 km (0.099 R)
• M11: 22,755,781 km (0.104 R)
• M12: 25,863,377 km (0.104 R)
• M13: 28,347,450 km (0.115 R)
• M14: 39,755,036 km (0.111 R)
• M15: 41,255,502 km (0.079 R)
• M16: 44,103,846 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.5

Radius: 3.5

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.92 AU - 20.84 AU

Year: 25584 Days

Day: 23.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,251,998 km

• M1: 51,013 km (0.088 R)
• M2: 333,603 km (0.108 R)
• M3: 482,154 km (0.09 R)
• M4: 690,843 km (0.092 R)
• M5: 1,067,680 km (0.104 R)
• M6: 1,275,322 km (0.03 R)
• M7: 1,437,486 km (0.086 R)
• M8: 3,224,133 km (0.104 R)
• M9: 3,500,141 km (0.105 R)
• M10: 3,764,630 km (0.067 R)
• M11: 4,274,011 km (0.118 R)
• M12: 4,924,612 km (0.112 R)
• M13: 5,290,529 km (0.12 R)
• M14: 5,567,734 km (0.093 R)
• M15: 6,038,967 km (0.079 R)
• M16: 6,497,036 km (0.098 R)
• M17: 6,774,689 km (0.091 R)
• M18: 8,468,586 km (0.1 R)
• M19: 10,478,882 km (0.1 R)
• M20: 12,061,478 km (0.027 R)
• M21: 13,926,515 km (0.104 R)
• M22: 14,454,445 km (0.069 R)
• M23: 16,335,040 km (0.072 R)
• M24: 16,700,209 km (0.058 R)
• M25: 17,145,711 km (0.084 R)
• M26: 20,404,102 km (0.098 R)
• M27: 21,517,559 km (0.064 R)
• M28: 22,942,778 km (0.078 R)
• M29: 26,177,832 km (0.111 R)
• M30: 26,879,596 km (0.03 R)
• M31: 29,166,798 km (0.058 R)
• M32: 41,882,916 km (0.08 R)
• M33: 45,232,263 km (0.067 R)
• M34: 47,858,304 km (0.099 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 16,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit