🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.71 AU - 0.93 AU

Year: 284 Days

Day: 42.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.84 AU - 0.86 AU

Year: 300 Days

Day: 14.7 Hours

Environment

Temp: 37 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.36 AU - 2.94 AU

Year: 1652 Days

Day: 22.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.79 AU - 4.59 AU

Year: 2714 Days

Day: 32.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,507,328 km

• M1: 121,473 km (0.117 R)
• M2: 612,304 km (0.079 R)

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.1

Radius: 12.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.09 AU - 7.43 AU

Year: 6730 Days

Day: 6.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,507,328 km

• M1: 154,235 km (0.086 R)
• M2: 577,149 km (0.075 R)
• M3: 1,409,661 km (0.076 R)
• M4: 2,007,155 km (0.058 R)
• M5: 2,677,802 km (0.093 R)
• M6: 3,428,634 km (0.116 R)
• M7: 6,114,813 km (0.102 R)
• M8: 6,676,403 km (0.065 R)
• M9: 8,651,245 km (0.11 R)
• M10: 9,317,404 km (0.095 R)
• M11: 13,720,967 km (0.096 R)
• M12: 16,749,875 km (0.066 R)
• M13: 17,851,664 km (0.103 R)
• M14: 19,488,414 km (0.068 R)
• M15: 20,780,191 km (0.087 R)
• M16: 26,092,561 km (0.112 R)
• M17: 27,218,884 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.8

Radius: 15

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.89 AU - 7.93 AU

Year: 8518 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,507,328 km

• M1: 186,549 km (0.11 R)
• M2: 658,231 km (0.072 R)
• M3: 1,411,157 km (0.107 R)
• M4: 2,212,403 km (0.113 R)
• M5: 4,399,524 km (0.115 R)
• M6: 5,136,443 km (0.069 R)
• M7: 6,223,421 km (0.086 R)
• M8: 6,858,314 km (0.1 R)
• M9: 7,343,610 km (0.069 R)
• M10: 7,892,036 km (0.12 R)
• M11: 8,467,539 km (0.082 R)
• M12: 11,208,620 km (0.09 R)
• M13: 14,924,781 km (0.082 R)
• M14: 15,488,466 km (0.116 R)
• M15: 16,926,101 km (0.111 R)
• M16: 17,747,095 km (0.079 R)
• M17: 21,614,648 km (0.056 R)
• M18: 23,829,744 km (0.102 R)
• M19: 26,646,522 km (0.096 R)
• M20: 38,020,149 km (0.028 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 17,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit