🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.43 AU - 0.61 AU

Year: 134 Days

Day: 34.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.54 AU - 4.64 AU

Year: 2963 Days

Day: 45.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,253,047 km

• M1: 158,873 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.76 AU - 5.52 AU

Year: 3580 Days

Day: 44.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.66 AU - 5.98 AU

Year: 3790 Days

Day: 40.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.5

Radius: 14.6

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.93 AU - 7.75 AU

Year: 5718 Days

Day: 9 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,253,047 km

• M1: 184,454 km (0.119 R)
• M2: 718,070 km (0.04 R)
• M3: 1,186,311 km (0.09 R)
• M4: 1,786,199 km (0.113 R)
• M5: 3,417,863 km (0.087 R)
• M6: 4,579,191 km (0.096 R)
• M7: 5,862,142 km (0.111 R)
• M8: 6,901,698 km (0.096 R)
• M9: 8,021,737 km (0.093 R)
• M10: 9,259,659 km (0.081 R)
• M11: 9,879,443 km (0.119 R)
• M12: 12,747,534 km (0.098 R)
• M13: 14,372,466 km (0.111 R)
• M14: 19,069,689 km (0.06 R)
• M15: 24,619,621 km (0.105 R)
• M16: 27,671,118 km (0.095 R)
• M17: 35,899,749 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 11.7

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.67 AU - 10.47 AU

Year: 10603 Days

Day: 9.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,253,047 km

• M1: 145,559 km (0.109 R)
• M2: 787,782 km (0.03 R)
• M3: 1,524,402 km (0.095 R)
• M4: 2,266,707 km (0.092 R)
• M5: 3,632,685 km (0.047 R)
• M6: 4,494,070 km (0.115 R)
• M7: 5,151,552 km (0.095 R)
• M8: 8,080,080 km (0.103 R)
• M9: 9,394,746 km (0.102 R)
• M10: 9,795,519 km (0.099 R)
• M11: 10,470,953 km (0.061 R)
• M12: 15,262,872 km (0.097 R)
• M13: 18,953,452 km (0.095 R)
• M14: 22,749,647 km (0.087 R)
• M15: 28,457,554 km (0.057 R)
• M16: 31,920,745 km (0.119 R)
• M17: 33,870,304 km (0.096 R)
• M18: 37,003,632 km (0.029 R)
• M19: 43,287,191 km (0.066 R)
• M20: 46,971,039 km (0.054 R)
• M21: 48,293,484 km (0.11 R)
• M22: 48,739,734 km (0.067 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 14,514 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit