🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.81 AU - 2.07 AU

Year: 997 Days

Day: 41.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,372,986 km

• M1: 38,746 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.06 AU - 2.98 AU

Year: 1476 Days

Day: 27.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,372,986 km

• M1: 1,332,468 km (0.111 R)

Asteroid Belt

Center: 6.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.6

Radius: 12.5

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 9.29 AU - 12.45 AU

Year: 13223 Days

Day: 7.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,372,986 km

• M1: 155,432 km (0.119 R)
• M2: 570,267 km (0.046 R)
• M3: 999,912 km (0.103 R)
• M4: 1,608,476 km (0.054 R)
• M5: 2,273,140 km (0.074 R)
• M6: 2,898,459 km (0.111 R)
• M7: 3,831,949 km (0.051 R)
• M8: 4,245,588 km (0.051 R)
• M9: 5,376,547 km (0.026 R)
• M10: 6,953,459 km (0.072 R)
• M11: 8,373,142 km (0.087 R)
• M12: 9,334,010 km (0.061 R)
• M13: 10,536,926 km (0.074 R)
• M14: 13,249,135 km (0.042 R)
• M15: 13,856,503 km (0.044 R)
• M16: 14,838,014 km (0.117 R)
• M17: 17,898,637 km (0.092 R)
• M18: 18,391,413 km (0.109 R)
• M19: 19,318,620 km (0.106 R)
• M20: 22,857,956 km (0.058 R)
• M21: 27,129,873 km (0.097 R)
• M22: 32,998,598 km (0.055 R)
• M23: 43,825,145 km (0.119 R)
• M24: 46,242,347 km (0.026 R)
• M25: 51,340,942 km (0.077 R)
• M26: 53,684,991 km (0.117 R)
• M27: 63,395,838 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.4

Radius: 6.9

Gravity: 18.83 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 13.25 AU - 14.07 AU

Year: 18627 Days

Day: 16.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,372,986 km

• M1: 89,160 km (0.081 R)
• M2: 422,913 km (0.105 R)
• M3: 739,313 km (0.071 R)
• M4: 1,266,196 km (0.078 R)
• M5: 1,681,330 km (0.119 R)
• M6: 2,961,140 km (0.113 R)
• M7: 3,663,053 km (0.072 R)
• M8: 4,037,198 km (0.109 R)
• M9: 4,300,490 km (0.108 R)
• M10: 6,702,583 km (0.081 R)
• M11: 12,991,528 km (0.087 R)
• M12: 18,709,159 km (0.081 R)
• M13: 24,039,331 km (0.085 R)
• M14: 31,567,993 km (0.045 R)
• M15: 34,208,545 km (0.115 R)
• M16: 42,066,472 km (0.106 R)
• M17: 57,310,047 km (0.063 R)
• M18: 57,693,765 km (0.033 R)
• M19: 59,441,218 km (0.071 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: 191 - 17,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit