🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.48 AU - 0.54 AU

Year: 139 Days

Day: 26.7 Hours

Environment

Temp: 207 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.93 AU - 3.55 AU

Year: 2233 Days

Day: 19.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,273,629 km

• M1: 907,909 km (0.059 R)

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.1

Radius: 12.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.02 AU - 6.74 AU

Year: 6170 Days

Day: 9.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,273,629 km

• M1: 155,283 km (0.117 R)
• M2: 664,813 km (0.08 R)
• M3: 1,057,208 km (0.076 R)
• M4: 1,552,975 km (0.116 R)
• M5: 2,071,332 km (0.071 R)
• M6: 2,485,269 km (0.032 R)
• M7: 3,010,657 km (0.105 R)
• M8: 3,442,247 km (0.116 R)
• M9: 4,262,791 km (0.095 R)
• M10: 4,993,727 km (0.074 R)
• M11: 8,058,239 km (0.08 R)
• M12: 10,352,173 km (0.037 R)
• M13: 11,205,329 km (0.099 R)
• M14: 11,625,550 km (0.095 R)
• M15: 16,013,405 km (0.082 R)
• M16: 16,727,884 km (0.082 R)
• M17: 18,542,357 km (0.107 R)
• M18: 24,927,792 km (0.105 R)
• M19: 25,968,694 km (0.068 R)
• M20: 28,741,341 km (0.069 R)
• M21: 29,178,017 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.9

Radius: 4.8

Gravity: 19.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 15.96 AU - 21.96 AU

Year: 31610 Days

Day: 21.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,273,629 km

• M1: 59,839 km (0.076 R)
• M2: 446,101 km (0.102 R)
• M3: 633,846 km (0.063 R)
• M4: 1,173,745 km (0.066 R)
• M5: 2,258,180 km (0.03 R)
• M6: 2,666,283 km (0.066 R)
• M7: 3,413,674 km (0.111 R)
• M8: 4,291,813 km (0.101 R)
• M9: 5,942,327 km (0.069 R)
• M10: 6,716,645 km (0.084 R)
• M11: 8,914,388 km (0.113 R)
• M12: 14,185,917 km (0.076 R)
• M13: 14,343,145 km (0.065 R)
• M14: 16,668,644 km (0.071 R)
• M15: 18,475,636 km (0.102 R)
• M16: 22,473,789 km (0.083 R)
• M17: 23,337,118 km (0.081 R)
• M18: 26,414,197 km (0.097 R)
• M19: 29,494,866 km (0.071 R)
• M20: 29,751,277 km (0.071 R)
• M21: 31,990,308 km (0.088 R)
• M22: 44,045,652 km (0.107 R)
• M23: 51,998,574 km (0.03 R)
• M24: 53,886,948 km (0.109 R)
• M25: 56,409,767 km (0.036 R)
• M26: 59,213,380 km (0.04 R)
• M27: 67,955,880 km (0.064 R)
• M28: 69,077,415 km (0.082 R)
• M29: 71,127,355 km (0.102 R)
• M30: 78,498,191 km (0.104 R)
• M31: 85,578,808 km (0.074 R)
• M32: 85,839,258 km (0.055 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: 173 - 12,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit