🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.69 AU - 0.73 AU

Year: 219 Days

Day: 23.8 Hours

Environment

Temp: 181 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,324,003 km

• M1: 54,005 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.49 AU - 2.81 AU

Year: 1576 Days

Day: 30.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266

Radius: 12.5

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.35 AU - 5.67 AU

Year: 4096 Days

Day: 14 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,324,003 km

• M1: 155,432 km (0.099 R)
• M2: 646,562 km (0.108 R)
• M3: 1,070,522 km (0.072 R)
• M4: 1,676,543 km (0.09 R)
• M5: 2,271,195 km (0.111 R)
• M6: 2,876,617 km (0.057 R)
• M7: 3,661,258 km (0.11 R)
• M8: 4,737,166 km (0.103 R)
• M9: 5,170,701 km (0.067 R)
• M10: 7,148,534 km (0.111 R)
• M11: 7,597,926 km (0.1 R)
• M12: 8,194,223 km (0.085 R)
• M13: 9,516,519 km (0.113 R)
• M14: 11,863,111 km (0.06 R)
• M15: 14,102,292 km (0.096 R)
• M16: 14,955,898 km (0.098 R)
• M17: 15,395,566 km (0.106 R)
• M18: 18,831,380 km (0.107 R)

Asteroid Belt

Center: 5.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 11.5

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.93 AU - 6.23 AU

Year: 4814 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,324,003 km

• M1: 144,212 km (0.041 R)
• M2: 726,746 km (0.081 R)
• M3: 1,085,033 km (0.097 R)
• M4: 1,469,949 km (0.104 R)
• M5: 2,481,380 km (0.117 R)
• M6: 3,005,272 km (0.039 R)
• M7: 4,668,501 km (0.068 R)
• M8: 5,210,943 km (0.118 R)
• M9: 5,577,757 km (0.064 R)
• M10: 6,481,926 km (0.112 R)
• M11: 7,222,136 km (0.102 R)
• M12: 7,612,886 km (0.109 R)
• M13: 9,511,283 km (0.106 R)
• M14: 10,799,919 km (0.117 R)
• M15: 13,770,484 km (0.106 R)
• M16: 16,342,371 km (0.079 R)
• M17: 17,771,030 km (0.089 R)
• M18: 22,280,658 km (0.063 R)
• M19: 23,463,828 km (0.083 R)
• M20: 23,963,036 km (0.107 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: 417 - 14,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit