🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.59 AU - 0.75 AU

Year: 198 Days

Day: 26.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,879,440 km

• M1: 93,349 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.93 AU - 1.53 AU

Year: 493 Days

Day: 23.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.85 AU - 3.05 AU

Year: 1832 Days

Day: 36 Hours

Environment

Temp: -97 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 13.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.58 AU - 10.18 AU

Year: 8773 Days

Day: 11.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,879,440 km

• M1: 173,085 km (0.05 R)
• M2: 764,744 km (0.047 R)
• M3: 1,209,648 km (0.043 R)
• M4: 4,533,115 km (0.07 R)
• M5: 5,540,058 km (0.073 R)
• M6: 6,759,580 km (0.066 R)
• M7: 13,145,165 km (0.115 R)
• M8: 16,466,537 km (0.107 R)
• M9: 21,190,838 km (0.117 R)
• M10: 24,144,947 km (0.071 R)
• M11: 25,299,394 km (0.114 R)
• M12: 25,805,334 km (0.076 R)
• M13: 28,892,136 km (0.079 R)
• M14: 30,762,558 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.9

Radius: 3.4

Gravity: 23 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.9 AU - 19.08 AU

Year: 26453 Days

Day: 15 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,879,440 km

• M1: 42,336 km (0.1 R)
• M2: 175,927 km (0.038 R)
• M3: 353,649 km (0.07 R)
• M4: 530,324 km (0.054 R)
• M5: 1,203,515 km (0.067 R)
• M6: 1,811,032 km (0.088 R)
• M7: 2,510,252 km (0.065 R)
• M8: 4,819,295 km (0.074 R)
• M9: 5,209,447 km (0.101 R)
• M10: 5,853,017 km (0.116 R)
• M11: 6,547,899 km (0.036 R)
• M12: 7,526,718 km (0.114 R)
• M13: 10,625,338 km (0.089 R)
• M14: 10,861,853 km (0.112 R)
• M15: 12,748,581 km (0.085 R)
• M16: 14,696,794 km (0.082 R)
• M17: 16,754,662 km (0.113 R)
• M18: 17,155,734 km (0.07 R)
• M19: 18,060,652 km (0.079 R)
• M20: 20,965,394 km (0.059 R)
• M21: 24,065,211 km (0.116 R)
• M22: 25,830,017 km (0.108 R)
• M23: 27,679,047 km (0.103 R)
• M24: 30,555,664 km (0.108 R)
• M25: 31,274,482 km (0.092 R)
• M26: 32,621,611 km (0.109 R)
• M27: 32,745,927 km (0.091 R)
• M28: 34,908,514 km (0.111 R)
• M29: 36,625,149 km (0.064 R)
• M30: 37,708,986 km (0.086 R)
• M31: 38,120,978 km (0.104 R)
• M32: 44,511,650 km (0.104 R)
• M33: 45,280,134 km (0.107 R)
• M34: 48,280,918 km (0.051 R)
• M35: 52,427,771 km (0.098 R)
• M36: 57,165,984 km (0.073 R)
• M37: 63,722,260 km (0.065 R)
• M38: 64,697,938 km (0.084 R)
• M39: 65,683,638 km (0.039 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 12,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit