🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.17 AU - 1.25 AU

Year: 479 Days

Day: 25.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.78 AU - 3.24 AU

Year: 1879 Days

Day: 42.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.7

Radius: 11.4

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.94 AU - 7.38 AU

Year: 6186 Days

Day: 6 Hours

Environment

Temp: -143 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,827,530 km

• M1: 141,819 km (0.09 R)
• M2: 535,112 km (0.098 R)
• M3: 918,531 km (0.084 R)
• M4: 1,675,646 km (0.115 R)
• M5: 2,602,105 km (0.075 R)
• M6: 3,721,696 km (0.112 R)
• M7: 4,789,376 km (0.119 R)
• M8: 5,197,628 km (0.114 R)
• M9: 5,788,690 km (0.118 R)
• M10: 6,634,516 km (0.074 R)
• M11: 6,995,047 km (0.114 R)
• M12: 7,406,890 km (0.076 R)
• M13: 9,853,413 km (0.105 R)
• M14: 11,259,484 km (0.065 R)
• M15: 11,618,070 km (0.056 R)
• M16: 12,466,589 km (0.092 R)
• M17: 13,298,952 km (0.115 R)
• M18: 15,136,612 km (0.053 R)
• M19: 16,213,268 km (0.104 R)
• M20: 16,737,309 km (0.082 R)
• M21: 17,137,633 km (0.083 R)
• M22: 19,309,345 km (0.061 R)
• M23: 22,942,928 km (0.079 R)
• M24: 25,662,767 km (0.062 R)
• M25: 26,554,968 km (0.086 R)
• M26: 27,745,618 km (0.072 R)
• M27: 29,356,039 km (0.096 R)
• M28: 30,134,995 km (0.084 R)
• M29: 31,531,342 km (0.106 R)
• M30: 33,706,195 km (0.086 R)
• M31: 34,992,887 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.1

Radius: 6.4

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 18.62 AU - 20.22 AU

Year: 30800 Days

Day: 16.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,827,530 km

• M1: 194,776 km (0.114 R)
• M2: 977,024 km (0.063 R)
• M3: 4,727,143 km (0.058 R)
• M4: 5,130,459 km (0.049 R)
• M5: 5,839,852 km (0.047 R)
• M6: 6,567,945 km (0.113 R)
• M7: 7,598,076 km (0.079 R)
• M8: 9,170,649 km (0.055 R)
• M9: 15,966,282 km (0.097 R)
• M10: 18,164,473 km (0.063 R)
• M11: 18,519,618 km (0.103 R)
• M12: 19,152,267 km (0.116 R)
• M13: 26,405,670 km (0.074 R)
• M14: 27,438,793 km (0.051 R)
• M15: 30,449,300 km (0.076 R)
• M16: 39,144,826 km (0.043 R)
• M17: 43,736,284 km (0.072 R)
• M18: 44,695,655 km (0.118 R)
• M19: 50,748,983 km (0.049 R)
• M20: 51,808,286 km (0.106 R)
• M21: 53,788,363 km (0.098 R)
• M22: 58,475,264 km (0.036 R)
• M23: 66,318,681 km (0.066 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 12,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit