🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.65 AU - 0.83 AU

Year: 241 Days

Day: 14.1 Hours

Environment

Temp: 91 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.78 AU - 1.2 AU

Year: 373 Days

Day: 12.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 24,350,284 km

• M1: 397,631 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.25 AU - 2.53 AU

Year: 1399 Days

Day: 20.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.48 AU - 2.82 AU

Year: 1634 Days

Day: 45.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,350,284 km

• M1: 2,065,049 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.66 AU - 4.14 AU

Year: 2374 Days

Day: 36.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.15 AU - 4.91 AU

Year: 3064 Days

Day: 27.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.9

Radius: 9.2

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.45 AU - 4.97 AU

Year: 3872 Days

Day: 14.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 24,350,284 km

• M1: 115,938 km (0.099 R)
• M2: 778,059 km (0.086 R)
• M3: 1,141,432 km (0.12 R)
• M4: 1,617,751 km (0.12 R)
• M5: 2,082,402 km (0.079 R)
• M6: 2,682,739 km (0.062 R)
• M7: 3,186,883 km (0.06 R)
• M8: 5,035,315 km (0.089 R)
• M9: 5,666,169 km (0.111 R)
• M10: 6,467,714 km (0.074 R)
• M11: 6,802,514 km (0.059 R)
• M12: 7,540,181 km (0.064 R)
• M13: 8,690,589 km (0.11 R)
• M14: 9,954,093 km (0.106 R)
• M15: 10,650,770 km (0.119 R)
• M16: 11,075,628 km (0.1 R)
• M17: 11,689,278 km (0.051 R)
• M18: 12,558,143 km (0.059 R)
• M19: 14,839,510 km (0.041 R)
• M20: 15,585,405 km (0.12 R)
• M21: 16,022,830 km (0.062 R)
• M22: 20,013,054 km (0.098 R)
• M23: 21,657,733 km (0.102 R)
• M24: 22,271,233 km (0.095 R)
• M25: 22,966,564 km (0.107 R)
• M26: 23,319,466 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.3

Radius: 12.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.09 AU - 6.57 AU

Year: 4661 Days

Day: 8.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,350,284 km

• M1: 156,629 km (0.12 R)
• M2: 667,506 km (0.116 R)
• M3: 1,147,715 km (0.103 R)
• M4: 2,033,633 km (0.095 R)
• M5: 2,442,784 km (0.068 R)
• M6: 3,758,796 km (0.066 R)
• M7: 4,312,607 km (0.059 R)
• M8: 6,368,980 km (0.103 R)
• M9: 8,447,343 km (0.082 R)
• M10: 10,132,264 km (0.058 R)
• M11: 11,343,558 km (0.119 R)
• M12: 18,822,554 km (0.039 R)
• M13: 19,852,236 km (0.106 R)
• M14: 20,380,915 km (0.088 R)
• M15: 21,535,661 km (0.109 R)
• M16: 22,518,967 km (0.093 R)
• M17: 23,021,766 km (0.076 R)
• M18: 24,049,802 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.2

Radius: 3

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 9.31 AU - 14.27 AU

Year: 15333 Days

Day: 22.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,350,284 km

• M1: 37,399 km (0.08 R)
• M2: 136,882 km (0.105 R)
• M3: 246,836 km (0.025 R)
• M4: 1,162,226 km (0.12 R)
• M5: 3,575,688 km (0.083 R)
• M6: 4,492,723 km (0.095 R)
• M7: 7,851,943 km (0.12 R)
• M8: 8,592,902 km (0.035 R)
• M9: 10,294,278 km (0.116 R)
• M10: 11,223,730 km (0.047 R)
• M11: 11,442,442 km (0.052 R)
• M12: 12,070,155 km (0.111 R)
• M13: 12,862,724 km (0.035 R)
• M14: 17,061,936 km (0.068 R)
• M15: 17,702,514 km (0.116 R)
• M16: 21,014,611 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 15,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit