🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.07 AU - 1.13 AU

Year: 437 Days

Day: 47.2 Hours

Environment

Temp: -12 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.09 AU - 1.15 AU

Year: 449 Days

Day: 29.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.35 AU - 1.65 AU

Year: 696 Days

Day: 31 Hours

Environment

Temp: -48 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.77 AU - 3.99 AU

Year: 2354 Days

Day: 40.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,426,245 km

• M1: 722,707 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.71 AU - 4.25 AU

Year: 2459 Days

Day: 19 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.04 AU - 4.04 AU

Year: 2523 Days

Day: 45.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.7

Radius: 12.1

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.46 AU - 5.5 AU

Year: 4209 Days

Day: 11.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,426,245 km

• M1: 150,795 km (0.102 R)
• M2: 741,706 km (0.094 R)
• M3: 1,143,975 km (0.097 R)
• M4: 1,575,266 km (0.115 R)
• M5: 2,235,740 km (0.098 R)
• M6: 2,744,074 km (0.036 R)
• M7: 4,064,873 km (0.096 R)
• M8: 4,749,882 km (0.066 R)
• M9: 6,102,247 km (0.117 R)
• M10: 6,703,331 km (0.108 R)
• M11: 7,103,056 km (0.085 R)
• M12: 7,518,789 km (0.067 R)
• M13: 8,437,320 km (0.114 R)
• M14: 10,675,154 km (0.111 R)
• M15: 11,175,559 km (0.101 R)
• M16: 11,883,008 km (0.089 R)
• M17: 14,735,540 km (0.066 R)
• M18: 15,413,817 km (0.111 R)
• M19: 15,936,212 km (0.101 R)
• M20: 16,832,902 km (0.111 R)
• M21: 22,413,651 km (0.111 R)
• M22: 26,890,816 km (0.096 R)
• M23: 28,506,772 km (0.116 R)
• M24: 29,649,101 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.7

Radius: 14.1

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.57 AU - 10.99 AU

Year: 11584 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,426,245 km

• M1: 178,769 km (0.106 R)
• M2: 641,476 km (0.118 R)
• M3: 1,551,928 km (0.036 R)
• M4: 4,522,942 km (0.118 R)
• M5: 7,811,402 km (0.103 R)
• M6: 11,229,714 km (0.109 R)
• M7: 13,361,035 km (0.089 R)
• M8: 14,572,329 km (0.113 R)
• M9: 16,174,372 km (0.076 R)
• M10: 17,045,929 km (0.098 R)

Asteroid Belt

Center: 13.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.6

Radius: 5.8

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.32 AU - 20.02 AU

Year: 26947 Days

Day: 23.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 139.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,426,245 km

• M1: 72,854 km (0.07 R)
• M2: 383,120 km (0.059 R)
• M3: 645,664 km (0.082 R)
• M4: 884,572 km (0.063 R)
• M5: 1,544,448 km (0.069 R)
• M6: 1,881,792 km (0.095 R)
• M7: 2,980,289 km (0.077 R)
• M8: 3,651,235 km (0.088 R)
• M9: 4,151,341 km (0.082 R)
• M10: 4,803,288 km (0.037 R)
• M11: 6,265,308 km (0.088 R)
• M12: 6,797,129 km (0.113 R)
• M13: 7,455,060 km (0.105 R)
• M14: 8,734,272 km (0.109 R)
• M15: 11,983,986 km (0.067 R)
• M16: 17,630,109 km (0.095 R)
• M17: 18,507,800 km (0.071 R)
• M18: 21,217,616 km (0.068 R)
• M19: 21,611,058 km (0.086 R)
• M20: 29,185,647 km (0.072 R)
• M21: 31,164,378 km (0.098 R)
• M22: 31,672,712 km (0.066 R)
• M23: 32,836,583 km (0.078 R)
• M24: 35,249,447 km (0.094 R)
• M25: 35,939,991 km (0.077 R)
• M26: 38,210,737 km (0.1 R)
• M27: 40,124,692 km (0.077 R)
• M28: 40,726,225 km (0.117 R)
• M29: 47,076,056 km (0.101 R)
• M30: 51,185,959 km (0.11 R)
• M31: 52,966,772 km (0.061 R)
• M32: 58,556,347 km (0.096 R)
• M33: 63,098,736 km (0.068 R)
• M34: 64,938,341 km (0.104 R)
• M35: 65,144,936 km (0.096 R)
• M36: 70,452,968 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 15,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit