🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.51 AU - 4.73 AU

Year: 2981 Days

Day: 42.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.07 AU - 5.57 AU

Year: 3772 Days

Day: 20.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.7

Radius: 9.3

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.33 AU - 8.93 AU

Year: 8263 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,386,232 km

• M1: 115,789 km (0.062 R)
• M2: 1,320,949 km (0.049 R)
• M3: 1,667,119 km (0.109 R)
• M4: 2,249,653 km (0.074 R)
• M5: 2,946,629 km (0.09 R)
• M6: 4,635,888 km (0.054 R)
• M7: 7,523,127 km (0.112 R)
• M8: 7,914,475 km (0.104 R)
• M9: 8,256,157 km (0.065 R)
• M10: 8,607,712 km (0.11 R)
• M11: 16,727,136 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.3

Radius: 13.6

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.77 AU - 11.03 AU

Year: 12827 Days

Day: 10.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,386,232 km

• M1: 169,195 km (0.1 R)
• M2: 935,435 km (0.075 R)
• M3: 1,367,773 km (0.1 R)
• M4: 2,529,251 km (0.114 R)
• M5: 3,308,058 km (0.088 R)
• M6: 4,638,432 km (0.045 R)
• M7: 7,049,800 km (0.111 R)
• M8: 7,609,595 km (0.106 R)
• M9: 8,285,628 km (0.082 R)
• M10: 8,864,123 km (0.099 R)
• M11: 9,855,508 km (0.065 R)
• M12: 12,341,525 km (0.095 R)
• M13: 13,822,095 km (0.084 R)
• M14: 14,829,936 km (0.115 R)
• M15: 19,356,618 km (0.102 R)
• M16: 21,849,517 km (0.093 R)
• M17: 22,440,728 km (0.094 R)
• M18: 27,758,334 km (0.071 R)
• M19: 32,750,714 km (0.094 R)
• M20: 34,426,060 km (0.051 R)
• M21: 40,804,016 km (0.09 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 16,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit