🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.47 AU - 0.55 AU

Year: 140 Days

Day: 26.3 Hours

Environment

Temp: 228 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,776,960 km

• M1: 14,062 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.4 AU - 2.62 AU

Year: 1531 Days

Day: 41.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,776,960 km

• M1: 1,859,801 km (0.065 R)
• M2: 1,954,496 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.4 AU - 2.84 AU

Year: 1633 Days

Day: 42.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.6

Radius: 12.8

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.2 AU - 9.96 AU

Year: 8843 Days

Day: 5.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,776,960 km

• M1: 160,070 km (0.085 R)
• M2: 727,943 km (0.118 R)
• M3: 1,341,295 km (0.07 R)
• M4: 1,980,377 km (0.096 R)
• M5: 2,642,198 km (0.081 R)
• M6: 3,266,470 km (0.046 R)
• M7: 5,777,021 km (0.088 R)
• M8: 6,259,175 km (0.107 R)
• M9: 6,866,542 km (0.053 R)
• M10: 7,304,565 km (0.076 R)
• M11: 9,740,766 km (0.068 R)
• M12: 12,378,177 km (0.093 R)
• M13: 13,388,860 km (0.111 R)
• M14: 14,563,353 km (0.08 R)
• M15: 15,063,309 km (0.063 R)
• M16: 16,812,706 km (0.105 R)
• M17: 20,228,474 km (0.106 R)
• M18: 21,558,250 km (0.078 R)
• M19: 22,427,563 km (0.026 R)
• M20: 26,796,868 km (0.092 R)
• M21: 27,632,821 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.1

Radius: 6.9

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 16.65 AU - 18.55 AU

Year: 28427 Days

Day: 17.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,776,960 km

• M1: 86,019 km (0.098 R)
• M2: 482,154 km (0.032 R)
• M3: 784,042 km (0.025 R)
• M4: 2,442,634 km (0.075 R)
• M5: 2,882,153 km (0.077 R)
• M6: 3,663,951 km (0.048 R)
• M7: 5,638,793 km (0.112 R)
• M8: 7,767,271 km (0.107 R)
• M9: 10,583,152 km (0.028 R)
• M10: 11,911,431 km (0.071 R)
• M11: 19,243,223 km (0.116 R)
• M12: 26,010,881 km (0.116 R)
• M13: 30,541,602 km (0.061 R)
• M14: 35,917,551 km (0.09 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 20,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit