🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.48 AU - 0.56 AU

Year: 144 Days

Day: 16.8 Hours

Environment

Temp: 180 °C

Axial Tilt: 42.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,984,855 km

• M1: 336,296 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.6 AU - 0.86 AU

Year: 240 Days

Day: 20.2 Hours

Environment

Temp: 140 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,984,855 km

• M1: 112,348 km (0.117 R)
• M2: 350,358 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.84 AU - 1.2 AU

Year: 397 Days

Day: 42.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.67 AU - 2.47 AU

Year: 1147 Days

Day: 21.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.13 AU - 3.45 AU

Year: 1794 Days

Day: 15.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,984,855 km

• M1: 24,085 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 12.2

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.86 AU - 6.92 AU

Year: 6963 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,984,855 km

• M1: 151,692 km (0.062 R)
• M2: 636,988 km (0.096 R)
• M3: 1,981,723 km (0.068 R)
• M4: 5,474,384 km (0.056 R)
• M5: 6,956,002 km (0.113 R)
• M6: 7,771,609 km (0.094 R)
• M7: 9,937,338 km (0.058 R)
• M8: 11,978,451 km (0.101 R)
• M9: 14,734,493 km (0.113 R)
• M10: 16,750,025 km (0.112 R)
• M11: 20,038,934 km (0.117 R)
• M12: 26,918,192 km (0.106 R)
• M13: 31,495,139 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.3

Radius: 4.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 10.49 AU - 14.51 AU

Year: 17015 Days

Day: 18.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,984,855 km

• M1: 70,909 km (0.107 R)
• M2: 279,898 km (0.067 R)
• M3: 491,279 km (0.07 R)
• M4: 754,272 km (0.086 R)
• M5: 1,704,369 km (0.079 R)
• M6: 2,477,191 km (0.084 R)
• M7: 2,780,276 km (0.053 R)
• M8: 3,375,377 km (0.047 R)
• M9: 4,523,840 km (0.117 R)
• M10: 4,949,446 km (0.118 R)
• M11: 6,617,462 km (0.06 R)
• M12: 6,991,008 km (0.086 R)
• M13: 10,321,954 km (0.049 R)
• M14: 11,342,660 km (0.087 R)
• M15: 14,353,168 km (0.103 R)
• M16: 15,920,505 km (0.103 R)
• M17: 21,010,572 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 14,804 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit