🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.51 AU - 0.65 AU

Year: 158 Days

Day: 13.7 Hours

Environment

Temp: 212 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.86 AU - 2.92 AU

Year: 1760 Days

Day: 43.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.3

Radius: 8.1

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6 AU - 6.82 AU

Year: 5812 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,862,354 km

• M1: 128,505 km (0.063 R)
• M2: 818,600 km (0.099 R)
• M3: 1,207,255 km (0.069 R)
• M4: 1,846,636 km (0.113 R)
• M5: 2,557,076 km (0.115 R)
• M6: 3,195,859 km (0.082 R)
• M7: 6,651,121 km (0.052 R)
• M8: 7,149,581 km (0.109 R)
• M9: 7,530,906 km (0.045 R)
• M10: 8,146,651 km (0.113 R)
• M11: 8,601,279 km (0.104 R)
• M12: 9,561,249 km (0.087 R)
• M13: 13,643,176 km (0.066 R)
• M14: 15,114,322 km (0.059 R)
• M15: 17,922,722 km (0.094 R)
• M16: 19,482,879 km (0.095 R)
• M17: 21,202,207 km (0.119 R)
• M18: 22,648,669 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.1

Radius: 13.4

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.11 AU - 8.97 AU

Year: 8165 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,862,354 km

• M1: 171,140 km (0.107 R)
• M2: 637,586 km (0.086 R)
• M3: 1,290,132 km (0.068 R)
• M4: 1,817,913 km (0.11 R)
• M5: 2,541,967 km (0.07 R)
• M6: 4,306,923 km (0.089 R)
• M7: 7,888,445 km (0.09 R)
• M8: 11,477,298 km (0.102 R)
• M9: 16,541,635 km (0.101 R)
• M10: 17,856,301 km (0.079 R)
• M11: 18,887,180 km (0.112 R)
• M12: 21,985,053 km (0.073 R)
• M13: 27,967,621 km (0.088 R)
• M14: 30,792,777 km (0.117 R)
• M15: 31,478,384 km (0.072 R)
• M16: 32,374,924 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.5

Radius: 9.8

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.93 AU - 10.61 AU

Year: 11788 Days

Day: 7.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,862,354 km

• M1: 122,371 km (0.08 R)
• M2: 520,301 km (0.091 R)
• M3: 1,077,404 km (0.089 R)
• M4: 2,735,098 km (0.1 R)
• M5: 4,131,893 km (0.119 R)
• M6: 5,150,804 km (0.083 R)
• M7: 8,584,075 km (0.054 R)
• M8: 9,309,027 km (0.095 R)
• M9: 10,661,541 km (0.075 R)
• M10: 14,812,284 km (0.08 R)
• M11: 19,930,775 km (0.112 R)
• M12: 22,793,629 km (0.103 R)
• M13: 25,624,470 km (0.112 R)
• M14: 26,819,757 km (0.042 R)
• M15: 28,156,114 km (0.058 R)
• M16: 29,861,231 km (0.1 R)
• M17: 36,495,448 km (0.079 R)
• M18: 43,487,951 km (0.114 R)
• M19: 49,169,379 km (0.049 R)
• M20: 49,625,802 km (0.094 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 20,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit