🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.05 AU - 1.41 AU

Year: 496 Days

Day: 33.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.5 AU - 2.92 AU

Year: 1621 Days

Day: 19.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.25 AU - 4.99 AU

Year: 3039 Days

Day: 21.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,465,050 km

• M1: 1,130,212 km (0.048 R)
• M2: 1,309,131 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.86 AU - 4.66 AU

Year: 3196 Days

Day: 13.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,465,050 km

• M1: 246,836 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.1

Radius: 4.9

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 12.34 AU - 14.54 AU

Year: 17907 Days

Day: 18.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,465,050 km

• M1: 170,990 km (0.104 R)
• M2: 501,302 km (0.106 R)
• M3: 1,291,778 km (0.087 R)
• M4: 2,105,440 km (0.112 R)
• M5: 3,076,630 km (0.068 R)
• M6: 4,854,900 km (0.073 R)
• M7: 7,680,654 km (0.12 R)
• M8: 13,874,305 km (0.1 R)
• M9: 19,490,059 km (0.084 R)
• M10: 23,821,516 km (0.08 R)
• M11: 24,647,147 km (0.112 R)
• M12: 26,549,733 km (0.096 R)
• M13: 31,840,261 km (0.1 R)
• M14: 42,279,201 km (0.039 R)
• M15: 43,623,637 km (0.12 R)
• M16: 44,443,882 km (0.088 R)
• M17: 45,413,725 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 20.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362

Radius: 3.9

Gravity: 23.8 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 17.06 AU - 23.14 AU

Year: 32751 Days

Day: 16.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,465,050 km

• M1: 61,186 km (0.098 R)
• M2: 308,920 km (0.04 R)
• M3: 1,034,469 km (0.053 R)
• M4: 1,984,416 km (0.082 R)
• M5: 2,263,715 km (0.069 R)
• M6: 2,568,595 km (0.061 R)
• M7: 4,698,570 km (0.108 R)
• M8: 4,885,118 km (0.032 R)
• M9: 6,153,559 km (0.086 R)
• M10: 7,474,508 km (0.098 R)
• M11: 8,636,734 km (0.11 R)
• M12: 9,613,458 km (0.078 R)
• M13: 9,975,186 km (0.06 R)
• M14: 10,221,275 km (0.104 R)
• M15: 14,259,669 km (0.075 R)
• M16: 15,536,337 km (0.025 R)
• M17: 18,314,519 km (0.103 R)
• M18: 18,683,577 km (0.116 R)
• M19: 21,610,759 km (0.113 R)
• M20: 30,879,095 km (0.11 R)
• M21: 31,401,640 km (0.069 R)
• M22: 33,004,581 km (0.067 R)
• M23: 45,779,492 km (0.097 R)
• M24: 45,948,537 km (0.08 R)
• M25: 60,061,750 km (0.083 R)
• M26: 71,903,618 km (0.054 R)
• M27: 78,731,415 km (0.117 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 14,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit