🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.43 AU - 0.65 AU

Year: 256 Days

Day: 26.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,430,956 km

• M1: 118,482 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.56 AU - 0.58 AU

Year: 278 Days

Day: 37.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,430,956 km

• M1: 281,693 km (0.041 R)

Asteroid Belt

Center: 1.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.3

Radius: 13.2

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.96 AU - 2.5 AU

Year: 2150 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,430,956 km

• M1: 164,258 km (0.069 R)
• M2: 698,024 km (0.115 R)
• M3: 1,154,896 km (0.06 R)
• M4: 1,588,879 km (0.044 R)
• M5: 2,536,881 km (0.088 R)
• M6: 3,004,972 km (0.08 R)
• M7: 3,423,996 km (0.108 R)
• M8: 4,310,214 km (0.034 R)
• M9: 4,788,777 km (0.094 R)
• M10: 5,364,580 km (0.095 R)
• M11: 6,631,823 km (0.031 R)
• M12: 7,660,458 km (0.046 R)
• M13: 9,505,748 km (0.048 R)
• M14: 10,160,987 km (0.083 R)
• M15: 10,779,424 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.1

Radius: 13.2

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.19 AU - 2.81 AU

Year: 2552 Days

Day: 11.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,430,956 km

• M1: 164,109 km (0.111 R)
• M2: 693,835 km (0.094 R)
• M3: 1,340,247 km (0.056 R)
• M4: 1,838,857 km (0.095 R)
• M5: 2,358,859 km (0.034 R)
• M6: 4,867,616 km (0.051 R)
• M7: 7,771,759 km (0.103 R)
• M8: 9,473,884 km (0.041 R)
• M9: 10,751,150 km (0.115 R)
• M10: 11,487,770 km (0.113 R)
• M11: 11,984,435 km (0.057 R)
• M12: 13,561,346 km (0.081 R)
• M13: 13,986,952 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.9

Radius: 5.8

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.89 AU - 8.67 AU

Year: 12683 Days

Day: 18.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,430,956 km

• M1: 72,705 km (0.041 R)
• M2: 264,040 km (0.108 R)
• M3: 583,880 km (0.062 R)
• M4: 813,364 km (0.113 R)
• M5: 2,253,692 km (0.066 R)
• M6: 2,680,943 km (0.047 R)
• M7: 3,060,324 km (0.036 R)
• M8: 3,304,617 km (0.064 R)
• M9: 5,055,062 km (0.1 R)
• M10: 5,252,830 km (0.098 R)
• M11: 7,273,448 km (0.031 R)
• M12: 8,202,002 km (0.083 R)
• M13: 8,554,754 km (0.113 R)
• M14: 9,165,263 km (0.113 R)
• M15: 10,291,735 km (0.115 R)
• M16: 13,025,935 km (0.093 R)
• M17: 15,546,510 km (0.104 R)
• M18: 18,574,520 km (0.047 R)
• M19: 19,046,651 km (0.074 R)
• M20: 20,439,557 km (0.11 R)
• M21: 25,023,834 km (0.114 R)
• M22: 27,293,384 km (0.117 R)
• M23: 27,640,899 km (0.115 R)
• M24: 30,996,529 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 14,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit