🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.47 AU - 0.57 AU

Year: 108 Days

Day: 29.4 Hours

Environment

Temp: 460 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.04 AU - 2.4 AU

Year: 952 Days

Day: 24.6 Hours

Environment

Temp: 37 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,944,110 km

• M1: 49,816 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.65 AU - 5.23 AU

Year: 3161 Days

Day: 43.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,944,110 km

• M1: 109,057 km (0.072 R)
• M2: 1,694,345 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.35 AU - 10.05 AU

Year: 8696 Days

Day: 13.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.3

Radius: 9.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 12.66 AU - 15.2 AU

Year: 14966 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,944,110 km

• M1: 115,639 km (0.091 R)
• M2: 459,265 km (0.08 R)
• M3: 1,009,786 km (0.111 R)
• M4: 1,382,135 km (0.099 R)
• M5: 2,360,654 km (0.069 R)
• M6: 2,688,423 km (0.102 R)
• M7: 3,767,922 km (0.095 R)
• M8: 4,624,968 km (0.082 R)
• M9: 8,761,199 km (0.084 R)
• M10: 11,520,682 km (0.071 R)
• M11: 12,114,884 km (0.086 R)
• M12: 14,243,662 km (0.084 R)
• M13: 14,583,249 km (0.084 R)
• M14: 15,574,634 km (0.082 R)
• M15: 15,874,728 km (0.091 R)
• M16: 17,756,519 km (0.115 R)
• M17: 18,683,727 km (0.106 R)
• M18: 25,846,323 km (0.083 R)
• M19: 31,203,872 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.3

Radius: 9

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 14.38 AU - 17.08 AU

Year: 17959 Days

Day: 8.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,944,110 km

• M1: 120,127 km (0.089 R)
• M2: 463,305 km (0.047 R)
• M3: 860,038 km (0.077 R)
• M4: 1,352,365 km (0.091 R)
• M5: 1,685,519 km (0.073 R)
• M6: 2,227,213 km (0.095 R)
• M7: 2,923,142 km (0.08 R)
• M8: 3,807,864 km (0.117 R)
• M9: 5,167,709 km (0.101 R)
• M10: 5,455,086 km (0.102 R)
• M11: 6,097,011 km (0.093 R)
• M12: 7,490,515 km (0.072 R)
• M13: 8,326,617 km (0.073 R)
• M14: 9,552,422 km (0.085 R)
• M15: 10,688,169 km (0.093 R)
• M16: 19,686,781 km (0.091 R)
• M17: 22,602,293 km (0.088 R)
• M18: 23,028,797 km (0.086 R)
• M19: 24,698,459 km (0.099 R)
• M20: 25,886,565 km (0.077 R)
• M21: 26,541,804 km (0.088 R)
• M22: 29,678,871 km (0.111 R)
• M23: 30,396,642 km (0.098 R)
• M24: 34,496,521 km (0.063 R)
• M25: 35,864,145 km (0.09 R)
• M26: 38,464,754 km (0.115 R)
• M27: 40,059,318 km (0.103 R)
• M28: 42,857,097 km (0.063 R)
• M29: 43,248,445 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.5

Radius: 14.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 13.85 AU - 17.99 AU

Year: 18285 Days

Day: 7.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,944,110 km

• M1: 184,005 km (0.086 R)
• M2: 1,059,452 km (0.074 R)
• M3: 1,690,306 km (0.063 R)
• M4: 2,399,999 km (0.098 R)
• M5: 3,679,659 km (0.073 R)
• M6: 6,543,261 km (0.099 R)
• M7: 7,920,609 km (0.108 R)
• M8: 11,794,595 km (0.108 R)
• M9: 12,555,600 km (0.117 R)
• M10: 15,183,885 km (0.092 R)
• M11: 15,705,383 km (0.048 R)
• M12: 17,341,984 km (0.115 R)
• M13: 19,175,904 km (0.116 R)
• M14: 20,952,528 km (0.066 R)
• M15: 23,226,565 km (0.09 R)
• M16: 23,819,871 km (0.081 R)
• M17: 27,705,226 km (0.069 R)
• M18: 30,557,908 km (0.083 R)
• M19: 32,116,269 km (0.037 R)
• M20: 33,727,139 km (0.072 R)
• M21: 34,873,358 km (0.079 R)
• M22: 35,521,416 km (0.099 R)
• M23: 39,579,408 km (0.098 R)
• M24: 41,285,871 km (0.075 R)
• M25: 44,540,971 km (0.072 R)
• M26: 46,386,709 km (0.045 R)
• M27: 47,013,225 km (0.079 R)
• M28: 50,560,191 km (0.048 R)
• M29: 51,557,709 km (0.091 R)
• M30: 62,266,523 km (0.062 R)

Kuiper Belt

Range: 38.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 19,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit