🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.43 AU - 0.61 AU

Year: 135 Days

Day: 25.2 Hours

Environment

Temp: 272 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,869,355 km

• M1: 61,186 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.22 AU - 1.54 AU

Year: 583 Days

Day: 24.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.21 AU - 1.83 AU

Year: 674 Days

Day: 46.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.72 AU - 1.94 AU

Year: 891 Days

Day: 35.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,869,355 km

• M1: 498,759 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.37 AU - 2.99 AU

Year: 1579 Days

Day: 34.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.1

Radius: 14.5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.89 AU - 5.23 AU

Year: 4096 Days

Day: 6.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,869,355 km

• M1: 180,415 km (0.052 R)
• M2: 1,096,552 km (0.066 R)
• M3: 1,625,680 km (0.054 R)
• M4: 2,209,261 km (0.107 R)
• M5: 2,741,531 km (0.111 R)
• M6: 4,853,853 km (0.083 R)
• M7: 6,082,949 km (0.087 R)
• M8: 6,692,111 km (0.111 R)
• M9: 7,308,155 km (0.091 R)
• M10: 8,068,860 km (0.092 R)
• M11: 8,692,235 km (0.104 R)
• M12: 9,789,385 km (0.059 R)
• M13: 11,605,653 km (0.093 R)
• M14: 13,586,479 km (0.092 R)
• M15: 15,783,922 km (0.081 R)
• M16: 18,333,668 km (0.075 R)
• M17: 18,836,616 km (0.107 R)
• M18: 19,413,615 km (0.101 R)
• M19: 20,603,068 km (0.113 R)
• M20: 23,714,554 km (0.083 R)
• M21: 24,387,594 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.8

Radius: 5.8

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 14.49 AU - 17.67 AU

Year: 23206 Days

Day: 18.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,869,355 km

• M1: 77,492 km (0.093 R)
• M2: 897,886 km (0.04 R)
• M3: 1,464,713 km (0.109 R)
• M4: 2,188,168 km (0.103 R)
• M5: 3,739,348 km (0.112 R)
• M6: 9,040,648 km (0.1 R)
• M7: 10,273,634 km (0.106 R)
• M8: 16,775,456 km (0.063 R)
• M9: 23,561,515 km (0.116 R)
• M10: 29,518,353 km (0.095 R)
• M11: 31,517,878 km (0.082 R)
• M12: 34,562,793 km (0.1 R)
• M13: 46,315,950 km (0.092 R)
• M14: 54,214,418 km (0.112 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 15,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit