🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.58 AU - 0.64 AU

Year: 176 Days

Day: 18.4 Hours

Environment

Temp: 209 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,768,837 km

• M1: 348,862 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.71 AU - 0.73 AU

Year: 225 Days

Day: 41.1 Hours

Environment

Temp: 186 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.91 AU - 1.07 AU

Year: 363 Days

Day: 34.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 49.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.51 AU - 1.83 AU

Year: 796 Days

Day: 12.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.1

Radius: 14.8

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.12 AU - 6.38 AU

Year: 5087 Days

Day: 6.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,768,837 km

• M1: 184,155 km (0.035 R)
• M2: 913,295 km (0.112 R)
• M3: 1,774,081 km (0.035 R)
• M4: 2,264,912 km (0.074 R)
• M5: 3,150,980 km (0.111 R)
• M6: 3,806,219 km (0.054 R)
• M7: 4,466,394 km (0.038 R)
• M8: 4,993,727 km (0.1 R)
• M9: 5,612,015 km (0.085 R)
• M10: 6,174,951 km (0.07 R)
• M11: 7,032,147 km (0.043 R)
• M12: 7,595,981 km (0.089 R)
• M13: 8,781,096 km (0.116 R)
• M14: 9,649,511 km (0.09 R)
• M15: 11,761,534 km (0.105 R)
• M16: 14,589,233 km (0.115 R)
• M17: 15,214,851 km (0.102 R)
• M18: 16,263,084 km (0.108 R)
• M19: 18,503,611 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.1

Radius: 9.6

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.56 AU - 9.64 AU

Year: 8506 Days

Day: 5.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,768,837 km

• M1: 119,379 km (0.036 R)
• M2: 599,738 km (0.117 R)
• M3: 1,335,610 km (0.051 R)
• M4: 1,929,065 km (0.075 R)
• M5: 2,555,880 km (0.03 R)
• M6: 2,917,308 km (0.079 R)
• M7: 3,273,800 km (0.061 R)
• M8: 3,596,333 km (0.078 R)
• M9: 4,097,486 km (0.104 R)
• M10: 4,521,745 km (0.063 R)
• M11: 5,683,223 km (0.118 R)
• M12: 8,104,614 km (0.12 R)
• M13: 9,684,667 km (0.094 R)
• M14: 10,183,576 km (0.078 R)
• M15: 11,233,005 km (0.052 R)
• M16: 11,783,974 km (0.083 R)
• M17: 12,304,874 km (0.108 R)
• M18: 17,828,925 km (0.068 R)
• M19: 20,074,987 km (0.094 R)
• M20: 20,478,004 km (0.072 R)
• M21: 26,142,826 km (0.086 R)
• M22: 27,603,201 km (0.045 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 19,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit