🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.18 AU - 1.4 AU

Year: 626 Days

Day: 24.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,450,133 km

• M1: 160,967 km (0.113 R)
• M2: 869,463 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.04 AU - 1.54 AU

Year: 626 Days

Day: 34 Hours

Environment

Temp: -69 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,450,133 km

• M1: 1,022,950 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.49 AU - 1.59 AU

Year: 817 Days

Day: 41.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.4

Radius: 14.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.19 AU - 5.57 AU

Year: 4608 Days

Day: 10.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,450,133 km

• M1: 185,352 km (0.11 R)
• M2: 648,806 km (0.113 R)
• M3: 1,507,348 km (0.1 R)
• M4: 2,032,586 km (0.052 R)
• M5: 3,141,854 km (0.071 R)
• M6: 3,833,146 km (0.076 R)
• M7: 4,693,334 km (0.111 R)
• M8: 5,865,134 km (0.072 R)
• M9: 6,506,011 km (0.058 R)
• M10: 7,070,295 km (0.097 R)
• M11: 8,128,700 km (0.118 R)
• M12: 8,608,609 km (0.099 R)
• M13: 14,018,218 km (0.11 R)
• M14: 14,912,514 km (0.116 R)
• M15: 17,597,198 km (0.094 R)
• M16: 21,811,070 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 9

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.4 AU - 5.68 AU

Year: 4837 Days

Day: 13.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 30,450,133 km

• M1: 111,899 km (0.107 R)
• M2: 443,857 km (0.11 R)
• M3: 989,740 km (0.056 R)
• M4: 1,314,965 km (0.117 R)
• M5: 1,870,273 km (0.063 R)
• M6: 2,202,829 km (0.092 R)
• M7: 3,142,602 km (0.057 R)
• M8: 3,509,267 km (0.084 R)
• M9: 4,112,745 km (0.092 R)
• M10: 4,915,636 km (0.115 R)
• M11: 5,326,432 km (0.071 R)
• M12: 6,374,515 km (0.099 R)
• M13: 6,930,570 km (0.108 R)
• M14: 7,589,998 km (0.096 R)
• M15: 8,139,770 km (0.107 R)
• M16: 10,878,757 km (0.102 R)
• M17: 11,341,463 km (0.073 R)
• M18: 12,011,213 km (0.107 R)
• M19: 14,179,335 km (0.087 R)
• M20: 16,595,789 km (0.119 R)
• M21: 18,546,845 km (0.107 R)
• M22: 18,875,212 km (0.079 R)
• M23: 21,283,887 km (0.097 R)
• M24: 22,898,647 km (0.117 R)
• M25: 23,812,989 km (0.092 R)
• M26: 24,436,064 km (0.081 R)
• M27: 25,229,980 km (0.081 R)
• M28: 26,869,423 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 12,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit