🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.84 AU - 1.06 AU

Year: 345 Days

Day: 22.4 Hours

Environment

Temp: 12 °C

Axial Tilt: 41.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.16 AU - 1.72 AU

Year: 644 Days

Day: 39.6 Hours

Environment

Temp: -31 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.3 AU - 3.72 AU

Year: 2451 Days

Day: 46.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.96 AU - 4.42 AU

Year: 2642 Days

Day: 42.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,848,557 km

• M1: 1,472,492 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.7

Radius: 14.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.14 AU - 11.88 AU

Year: 10933 Days

Day: 6.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,848,557 km

• M1: 203,004 km (0.025 R)
• M2: 744,249 km (0.061 R)
• M3: 1,714,990 km (0.086 R)
• M4: 2,471,357 km (0.046 R)
• M5: 3,540,084 km (0.052 R)
• M6: 6,133,214 km (0.086 R)
• M7: 6,855,771 km (0.065 R)
• M8: 8,115,834 km (0.079 R)
• M9: 10,579,412 km (0.073 R)
• M10: 12,166,047 km (0.068 R)
• M11: 14,574,124 km (0.082 R)
• M12: 18,543,404 km (0.111 R)
• M13: 24,936,469 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.7

Radius: 7.4

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 14.47 AU - 14.97 AU

Year: 21053 Days

Day: 17.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,848,557 km

• M1: 94,995 km (0.09 R)
• M2: 367,412 km (0.054 R)
• M3: 726,597 km (0.076 R)
• M4: 1,191,248 km (0.118 R)
• M5: 1,805,646 km (0.118 R)
• M6: 2,194,152 km (0.088 R)
• M7: 3,319,278 km (0.086 R)
• M8: 3,992,767 km (0.086 R)
• M9: 4,958,571 km (0.09 R)
• M10: 5,240,563 km (0.102 R)
• M11: 6,687,324 km (0.103 R)
• M12: 7,664,049 km (0.054 R)
• M13: 8,988,738 km (0.096 R)
• M14: 10,008,247 km (0.037 R)
• M15: 12,021,535 km (0.058 R)
• M16: 12,338,683 km (0.066 R)
• M17: 13,939,978 km (0.096 R)
• M18: 16,284,177 km (0.109 R)
• M19: 18,793,980 km (0.098 R)
• M20: 21,180,665 km (0.116 R)
• M21: 26,332,965 km (0.093 R)
• M22: 26,760,815 km (0.111 R)
• M23: 29,425,752 km (0.088 R)
• M24: 31,059,360 km (0.088 R)
• M25: 36,718,947 km (0.077 R)
• M26: 40,001,124 km (0.114 R)
• M27: 52,011,589 km (0.082 R)
• M28: 52,516,183 km (0.075 R)
• M29: 53,024,068 km (0.106 R)
• M30: 60,297,067 km (0.114 R)
• M31: 60,854,020 km (0.072 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 18,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit