🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.6 AU - 0.66 AU

Year: 185 Days

Day: 16.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.91 AU - 1.27 AU

Year: 422 Days

Day: 18.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.18 AU - 1.88 AU

Year: 702 Days

Day: 31 Hours

Environment

Temp: -45 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.3

Radius: 12.2

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.18 AU - 8.44 AU

Year: 7330 Days

Day: 13.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,425,733 km

• M1: 151,692 km (0.06 R)
• M2: 926,310 km (0.05 R)
• M3: 1,677,591 km (0.119 R)
• M4: 2,087,937 km (0.112 R)
• M5: 2,976,848 km (0.072 R)
• M6: 3,586,459 km (0.119 R)
• M7: 4,915,636 km (0.095 R)
• M8: 6,652,318 km (0.04 R)
• M9: 7,735,706 km (0.073 R)
• M10: 9,445,460 km (0.071 R)
• M11: 10,204,669 km (0.027 R)
• M12: 12,888,305 km (0.1 R)
• M13: 13,267,686 km (0.091 R)
• M14: 19,324,455 km (0.075 R)
• M15: 23,468,465 km (0.112 R)
• M16: 25,111,798 km (0.104 R)
• M17: 29,742,001 km (0.098 R)
• M18: 30,885,976 km (0.112 R)
• M19: 34,080,190 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.3

Radius: 10.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.47 AU - 9.51 AU

Year: 9174 Days

Day: 14 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,425,733 km

• M1: 129,402 km (0.113 R)
• M2: 559,795 km (0.066 R)
• M3: 988,094 km (0.112 R)
• M4: 1,569,132 km (0.101 R)
• M5: 1,991,596 km (0.064 R)
• M6: 2,562,013 km (0.108 R)
• M7: 2,886,341 km (0.102 R)
• M8: 3,642,409 km (0.111 R)
• M9: 4,080,132 km (0.104 R)
• M10: 8,567,919 km (0.05 R)
• M11: 9,750,939 km (0.113 R)
• M12: 10,549,642 km (0.066 R)
• M13: 11,391,579 km (0.097 R)
• M14: 15,647,937 km (0.116 R)
• M15: 16,156,720 km (0.116 R)
• M16: 16,742,246 km (0.118 R)
• M17: 17,544,838 km (0.051 R)
• M18: 18,373,012 km (0.08 R)
• M19: 18,867,882 km (0.077 R)
• M20: 19,590,440 km (0.075 R)
• M21: 20,481,594 km (0.051 R)
• M22: 26,584,738 km (0.073 R)
• M23: 30,439,128 km (0.097 R)
• M24: 31,032,732 km (0.083 R)
• M25: 31,432,757 km (0.108 R)
• M26: 33,589,808 km (0.098 R)
• M27: 34,223,804 km (0.052 R)
• M28: 34,650,756 km (0.071 R)
• M29: 35,406,674 km (0.118 R)
• M30: 36,284,066 km (0.115 R)
• M31: 37,627,156 km (0.054 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: 209 - 13,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit