🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.71 AU - 0.87 AU

Year: 265 Days

Day: 34.5 Hours

Environment

Temp: 168 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.73 AU - 1.09 AU

Year: 327 Days

Day: 46.9 Hours

Environment

Temp: 38 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.15 AU - 1.91 AU

Year: 713 Days

Day: 21.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,470,934 km

• M1: 1,071,270 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.45 AU - 3.41 AU

Year: 1889 Days

Day: 26.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,470,934 km

• M1: 225,743 km (0.098 R)
• M2: 1,017,116 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.4

Radius: 9.5

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.59 AU - 5.55 AU

Year: 4301 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,470,934 km

• M1: 118,482 km (0.088 R)
• M2: 600,336 km (0.061 R)
• M3: 1,018,761 km (0.097 R)
• M4: 1,950,158 km (0.107 R)
• M5: 2,636,064 km (0.07 R)
• M6: 3,439,405 km (0.05 R)
• M7: 6,103,743 km (0.047 R)
• M8: 8,211,577 km (0.095 R)
• M9: 10,687,721 km (0.112 R)
• M10: 10,994,845 km (0.051 R)
• M11: 11,829,003 km (0.113 R)
• M12: 13,049,721 km (0.057 R)
• M13: 13,489,539 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.7

Radius: 10

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.12 AU - 6.28 AU

Year: 5816 Days

Day: 12.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,470,934 km

• M1: 124,615 km (0.078 R)
• M2: 555,906 km (0.105 R)
• M3: 1,722,021 km (0.104 R)
• M4: 2,962,187 km (0.092 R)
• M5: 3,619,371 km (0.094 R)
• M6: 4,274,610 km (0.093 R)
• M7: 4,668,800 km (0.087 R)
• M8: 5,587,780 km (0.096 R)
• M9: 7,781,333 km (0.058 R)
• M10: 9,069,820 km (0.097 R)
• M11: 10,147,224 km (0.102 R)
• M12: 11,261,429 km (0.113 R)
• M13: 12,210,178 km (0.068 R)
• M14: 13,366,121 km (0.108 R)
• M15: 14,703,526 km (0.087 R)
• M16: 16,246,030 km (0.058 R)
• M17: 19,649,830 km (0.06 R)
• M18: 20,055,091 km (0.112 R)
• M19: 22,166,216 km (0.042 R)
• M20: 24,733,315 km (0.055 R)
• M21: 27,660,646 km (0.106 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 15,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit