🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.55 AU - 0.87 AU

Year: 251 Days

Day: 16.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 41.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,901,756 km

• M1: 451,786 km (0.104 R)

Asteroid Belt

Center: 2.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.6

Radius: 11.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.34 AU - 4.86 AU

Year: 4134 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,901,756 km

• M1: 138,378 km (0.041 R)
• M2: 557,252 km (0.072 R)
• M3: 1,109,268 km (0.09 R)
• M4: 1,650,513 km (0.099 R)
• M5: 3,006,169 km (0.056 R)
• M6: 4,218,959 km (0.105 R)
• M7: 5,471,393 km (0.053 R)
• M8: 9,608,522 km (0.096 R)
• M9: 10,108,179 km (0.117 R)
• M10: 11,201,589 km (0.045 R)
• M11: 12,461,951 km (0.051 R)
• M12: 13,718,274 km (0.027 R)
• M13: 19,657,011 km (0.114 R)
• M14: 21,746,594 km (0.117 R)
• M15: 22,208,253 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.7

Radius: 11.5

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.03 AU - 6.49 AU

Year: 6562 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,901,756 km

• M1: 143,016 km (0.104 R)
• M2: 834,008 km (0.072 R)
• M3: 2,861,358 km (0.118 R)
• M4: 4,443,954 km (0.072 R)
• M5: 4,880,182 km (0.093 R)
• M6: 5,452,244 km (0.118 R)
• M7: 7,374,277 km (0.115 R)
• M8: 8,524,984 km (0.08 R)
• M9: 10,703,578 km (0.055 R)
• M10: 12,363,516 km (0.092 R)
• M11: 14,658,796 km (0.092 R)
• M12: 17,580,143 km (0.106 R)
• M13: 18,614,014 km (0.096 R)
• M14: 24,772,959 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.4

Radius: 4.8

Gravity: 19.72 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 10.97 AU - 17.15 AU

Year: 22088 Days

Day: 23.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,901,756 km

• M1: 59,989 km (0.08 R)
• M2: 501,003 km (0.074 R)
• M3: 734,675 km (0.032 R)
• M4: 921,672 km (0.062 R)
• M5: 2,170,216 km (0.095 R)
• M6: 3,855,586 km (0.082 R)
• M7: 5,890,865 km (0.082 R)
• M8: 7,604,060 km (0.107 R)
• M9: 7,943,348 km (0.062 R)
• M10: 13,387,364 km (0.116 R)
• M11: 14,609,130 km (0.108 R)
• M12: 23,944,336 km (0.095 R)
• M13: 28,650,386 km (0.109 R)
• M14: 33,035,548 km (0.05 R)
• M15: 40,128,582 km (0.114 R)
• M16: 42,650,802 km (0.112 R)
• M17: 59,843,935 km (0.109 R)
• M18: 62,345,361 km (0.034 R)
• M19: 68,174,742 km (0.084 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 17,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit