🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.43 AU - 0.71 AU

Year: 274 Days

Day: 14.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,570,833 km

• M1: 128,355 km (0.101 R)

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.7

Radius: 11.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.79 AU - 1.91 AU

Year: 1600 Days

Day: 11.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,570,833 km

• M1: 141,819 km (0.07 R)
• M2: 506,838 km (0.115 R)
• M3: 1,151,455 km (0.111 R)
• M4: 1,820,905 km (0.103 R)
• M5: 2,494,395 km (0.115 R)
• M6: 3,015,444 km (0.085 R)
• M7: 3,491,465 km (0.07 R)
• M8: 4,262,941 km (0.091 R)
• M9: 6,276,977 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 10

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.9 AU - 2.28 AU

Year: 1921 Days

Day: 7.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,570,833 km

• M1: 125,961 km (0.076 R)
• M2: 613,202 km (0.082 R)
• M3: 1,000,062 km (0.097 R)
• M4: 1,436,439 km (0.034 R)
• M5: 1,749,397 km (0.118 R)
• M6: 2,153,910 km (0.106 R)
• M7: 3,368,046 km (0.067 R)
• M8: 3,758,198 km (0.119 R)
• M9: 5,113,704 km (0.032 R)
• M10: 5,879,496 km (0.112 R)
• M11: 6,254,238 km (0.095 R)
• M12: 6,570,488 km (0.055 R)
• M13: 9,278,958 km (0.06 R)
• M14: 9,918,189 km (0.101 R)
• M15: 12,579,535 km (0.094 R)
• M16: 13,362,680 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.2

Radius: 11.1

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.19 AU - 4.51 AU

Year: 5769 Days

Day: 13.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,570,833 km

• M1: 177,872 km (0.082 R)
• M2: 1,114,953 km (0.038 R)
• M3: 1,608,626 km (0.087 R)
• M4: 2,016,430 km (0.119 R)
• M5: 2,740,932 km (0.119 R)
• M6: 3,812,352 km (0.073 R)
• M7: 5,143,624 km (0.072 R)
• M8: 5,977,931 km (0.112 R)
• M9: 8,698,368 km (0.098 R)
• M10: 10,557,870 km (0.058 R)
• M11: 10,931,116 km (0.061 R)
• M12: 14,814,228 km (0.075 R)
• M13: 15,223,528 km (0.108 R)
• M14: 19,462,533 km (0.076 R)
• M15: 21,034,358 km (0.112 R)
• M16: 28,712,020 km (0.105 R)
• M17: 29,166,050 km (0.107 R)
• M18: 29,532,714 km (0.113 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 14,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit