🌌 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: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.39 AU - 0.63 AU

Year: 134 Days

Day: 40.6 Hours

Environment

Temp: 202 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,870,739 km

• M1: 25,282 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.28 AU - 1.78 AU

Year: 695 Days

Day: 14.6 Hours

Environment

Temp: -33 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,870,739 km

• M1: 215,421 km (0.114 R)
• M2: 961,316 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.53 AU - 2.43 AU

Year: 1023 Days

Day: 32.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,870,739 km

• M1: 316,998 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.53 AU - 2.57 AU

Year: 1495 Days

Day: 13.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,870,739 km

• M1: 593,156 km (0.061 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.8

Radius: 7.8

Gravity: 13.51 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.32 AU - 12.52 AU

Year: 16068 Days

Day: 17.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,870,739 km

• M1: 97,538 km (0.096 R)
• M2: 361,877 km (0.103 R)
• M3: 761,752 km (0.051 R)
• M4: 1,596,060 km (0.07 R)
• M5: 2,135,659 km (0.071 R)
• M6: 4,172,584 km (0.036 R)
• M7: 4,462,804 km (0.118 R)
• M8: 5,683,223 km (0.054 R)
• M9: 7,717,305 km (0.116 R)
• M10: 9,190,246 km (0.105 R)
• M11: 9,738,971 km (0.053 R)
• M12: 11,832,743 km (0.084 R)
• M13: 12,089,752 km (0.104 R)
• M14: 13,500,609 km (0.113 R)
• M15: 14,065,790 km (0.114 R)
• M16: 15,856,626 km (0.074 R)
• M17: 16,645,755 km (0.047 R)
• M18: 23,824,807 km (0.098 R)
• M19: 24,859,277 km (0.09 R)
• M20: 38,147,307 km (0.092 R)
• M21: 38,850,118 km (0.105 R)
• M22: 40,572,289 km (0.108 R)
• M23: 42,644,967 km (0.078 R)
• M24: 43,098,249 km (0.095 R)
• M25: 47,322,444 km (0.082 R)
• M26: 49,951,477 km (0.059 R)
• M27: 53,547,959 km (0.101 R)
• M28: 57,496,894 km (0.079 R)
• M29: 60,868,830 km (0.117 R)
• M30: 63,777,611 km (0.063 R)
• M31: 64,966,615 km (0.099 R)
• M32: 68,209,598 km (0.079 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 14,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit