🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.53 AU - 0.71 AU

Year: 187 Days

Day: 20.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.59 AU - 0.71 AU

Year: 201 Days

Day: 37.2 Hours

Environment

Temp: 114 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.78 AU - 0.84 AU

Year: 279 Days

Day: 14.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 79,696,339 km

• M1: 47,871 km (0.07 R)
• M2: 556,205 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.37 AU - 1.63 AU

Year: 703 Days

Day: 33.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.44 AU - 1.74 AU

Year: 768 Days

Day: 30.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,696,339 km

• M1: 458,368 km (0.029 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.73 AU - 2.23 AU

Year: 1067 Days

Day: 27 Hours

Environment

Temp: -73 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,696,339 km

• M1: 394,639 km (0.12 R)

Asteroid Belt

Center: 3.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.8

Radius: 12.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.54 AU - 6.34 AU

Year: 4858 Days

Day: 14.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,696,339 km

• M1: 159,322 km (0.046 R)
• M2: 727,794 km (0.102 R)
• M3: 1,482,216 km (0.116 R)
• M4: 1,873,115 km (0.09 R)
• M5: 2,303,059 km (0.078 R)
• M6: 3,267,217 km (0.062 R)
• M7: 3,831,201 km (0.112 R)
• M8: 4,863,427 km (0.055 R)
• M9: 5,403,026 km (0.104 R)
• M10: 8,960,015 km (0.082 R)
• M11: 9,442,468 km (0.107 R)
• M12: 11,039,874 km (0.07 R)
• M13: 13,685,064 km (0.097 R)
• M14: 15,840,769 km (0.111 R)
• M15: 17,152,293 km (0.103 R)
• M16: 20,538,142 km (0.071 R)
• M17: 21,879,287 km (0.07 R)
• M18: 23,202,929 km (0.12 R)
• M19: 24,892,487 km (0.114 R)
• M20: 25,847,969 km (0.083 R)
• M21: 26,993,290 km (0.031 R)
• M22: 28,343,411 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.2

Radius: 6.3

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 15.35 AU - 20.95 AU

Year: 29606 Days

Day: 17.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,696,339 km

• M1: 105,616 km (0.094 R)
• M2: 497,712 km (0.037 R)
• M3: 1,022,053 km (0.073 R)
• M4: 1,560,007 km (0.108 R)
• M5: 1,863,840 km (0.062 R)
• M6: 3,207,678 km (0.106 R)
• M7: 3,462,742 km (0.12 R)
• M8: 3,700,902 km (0.096 R)
• M9: 4,837,696 km (0.12 R)
• M10: 5,727,803 km (0.062 R)
• M11: 6,408,474 km (0.098 R)
• M12: 6,906,934 km (0.106 R)
• M13: 8,187,192 km (0.083 R)
• M14: 9,734,932 km (0.095 R)
• M15: 11,080,565 km (0.069 R)
• M16: 15,214,403 km (0.106 R)
• M17: 15,855,130 km (0.106 R)
• M18: 19,053,533 km (0.088 R)
• M19: 21,047,672 km (0.087 R)
• M20: 22,247,597 km (0.092 R)
• M21: 24,673,626 km (0.058 R)
• M22: 26,120,087 km (0.071 R)
• M23: 27,622,050 km (0.105 R)
• M24: 30,544,744 km (0.117 R)
• M25: 34,071,813 km (0.099 R)
• M26: 35,305,397 km (0.114 R)
• M27: 37,861,276 km (0.119 R)
• M28: 39,184,170 km (0.098 R)
• M29: 39,781,963 km (0.065 R)
• M30: 48,973,705 km (0.098 R)
• M31: 55,453,238 km (0.042 R)
• M32: 59,288,479 km (0.065 R)
• M33: 64,119,592 km (0.076 R)
• M34: 67,910,552 km (0.091 R)
• M35: 70,960,404 km (0.073 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 11,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit