🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.71 AU - 0.97 AU

Year: 277 Days

Day: 26.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,588,727 km

• M1: 130,001 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.9 AU - 4.83 AU

Year: 2729 Days

Day: 19.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3 AU - 4.9 AU

Year: 2825 Days

Day: 22.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.5

Radius: 9.9

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.51 AU - 7.61 AU

Year: 6047 Days

Day: 9.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,588,727 km

• M1: 123,119 km (0.112 R)
• M2: 479,312 km (0.09 R)
• M3: 958,474 km (0.066 R)
• M4: 1,800,710 km (0.09 R)
• M5: 2,404,786 km (0.028 R)
• M6: 3,818,635 km (0.074 R)
• M7: 4,142,215 km (0.117 R)
• M8: 4,676,280 km (0.078 R)
• M9: 6,180,038 km (0.087 R)
• M10: 6,557,772 km (0.094 R)
• M11: 8,725,894 km (0.07 R)
• M12: 10,833,728 km (0.091 R)
• M13: 14,006,998 km (0.108 R)
• M14: 15,396,463 km (0.04 R)
• M15: 16,611,796 km (0.062 R)
• M16: 17,411,696 km (0.075 R)
• M17: 18,306,890 km (0.092 R)
• M18: 19,088,090 km (0.089 R)
• M19: 21,722,209 km (0.094 R)
• M20: 24,080,919 km (0.111 R)
• M21: 24,846,262 km (0.09 R)
• M22: 25,980,513 km (0.049 R)
• M23: 28,634,528 km (0.119 R)
• M24: 30,075,754 km (0.093 R)
• M25: 31,564,852 km (0.115 R)
• M26: 32,071,988 km (0.103 R)
• M27: 34,797,063 km (0.119 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 16,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit