🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.67 AU - 0.85 AU

Year: 246 Days

Day: 36.5 Hours

Environment

Temp: 96 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,009,299 km

• M1: 537,954 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.87 AU - 2.37 AU

Year: 1145 Days

Day: 42.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 75.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.6

Radius: 12

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.61 AU - 6.47 AU

Year: 5505 Days

Day: 5.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,009,299 km

• M1: 152,590 km (0.086 R)
• M2: 562,338 km (0.103 R)
• M3: 1,357,002 km (0.104 R)
• M4: 2,169,618 km (0.08 R)
• M5: 2,695,155 km (0.104 R)
• M6: 3,586,759 km (0.118 R)
• M7: 4,454,576 km (0.103 R)
• M8: 5,222,312 km (0.078 R)
• M9: 5,607,826 km (0.058 R)
• M10: 6,604,896 km (0.11 R)
• M11: 7,603,761 km (0.04 R)
• M12: 7,984,038 km (0.111 R)
• M13: 8,376,882 km (0.062 R)
• M14: 9,766,647 km (0.114 R)
• M15: 10,400,493 km (0.104 R)
• M16: 11,110,035 km (0.036 R)
• M17: 12,468,085 km (0.114 R)
• M18: 13,654,246 km (0.118 R)
• M19: 14,047,090 km (0.118 R)
• M20: 15,330,939 km (0.105 R)
• M21: 22,554,273 km (0.057 R)
• M22: 23,422,090 km (0.067 R)
• M23: 25,308,070 km (0.119 R)
• M24: 28,551,651 km (0.049 R)
• M25: 29,942,163 km (0.085 R)
• M26: 30,990,246 km (0.084 R)
• M27: 31,474,644 km (0.072 R)
• M28: 34,075,403 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.7

Radius: 5.2

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.42 AU - 18.72 AU

Year: 21696 Days

Day: 20.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,009,299 km

• M1: 158,723 km (0.058 R)
• M2: 1,355,506 km (0.065 R)
• M3: 3,846,460 km (0.099 R)
• M4: 6,123,490 km (0.057 R)
• M5: 7,919,113 km (0.04 R)
• M6: 9,645,472 km (0.085 R)
• M7: 13,883,131 km (0.119 R)
• M8: 16,929,243 km (0.1 R)
• M9: 17,791,376 km (0.066 R)
• M10: 19,062,509 km (0.102 R)
• M11: 19,603,006 km (0.082 R)
• M12: 22,035,916 km (0.052 R)
• M13: 22,803,353 km (0.119 R)
• M14: 26,335,209 km (0.071 R)
• M15: 26,525,647 km (0.09 R)
• M16: 37,020,536 km (0.091 R)
• M17: 42,648,857 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 17,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit