🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.75 AU - 0.87 AU

Year: 273 Days

Day: 35.3 Hours

Environment

Temp: 74 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.84 AU - 1.22 AU

Year: 392 Days

Day: 17.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 142.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.96 AU - 1.24 AU

Year: 432 Days

Day: 47.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.91 AU - 1.37 AU

Year: 456 Days

Day: 12.1 Hours

Environment

Temp: -9 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 71,288,190 km

• M1: 45,777 km (0.078 R)
• M2: 924,515 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.69 AU - 1.99 AU

Year: 935 Days

Day: 14.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,288,190 km

• M1: 79,137 km (0.112 R)
• M2: 904,618 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.04 AU - 4.42 AU

Year: 3260 Days

Day: 15.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.9

Radius: 14

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.92 AU - 8.8 AU

Year: 7482 Days

Day: 6.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,288,190 km

• M1: 183,108 km (0.116 R)
• M2: 695,630 km (0.056 R)
• M3: 1,292,376 km (0.033 R)
• M4: 1,828,385 km (0.098 R)
• M5: 2,607,790 km (0.068 R)
• M6: 4,485,243 km (0.082 R)
• M7: 5,641,635 km (0.078 R)
• M8: 7,336,728 km (0.09 R)
• M9: 8,804,283 km (0.058 R)
• M10: 14,819,165 km (0.096 R)
• M11: 15,397,211 km (0.071 R)
• M12: 16,462,049 km (0.063 R)
• M13: 22,958,486 km (0.027 R)
• M14: 27,677,700 km (0.061 R)
• M15: 30,779,164 km (0.037 R)
• M16: 31,721,331 km (0.101 R)
• M17: 32,467,375 km (0.068 R)
• M18: 34,439,524 km (0.108 R)
• M19: 35,683,281 km (0.091 R)
• M20: 42,227,440 km (0.117 R)
• M21: 43,260,413 km (0.115 R)
• M22: 44,046,251 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911

Radius: 14

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.6 AU - 9.26 AU

Year: 9172 Days

Day: 5.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,288,190 km

• M1: 176,226 km (0.112 R)
• M2: 680,820 km (0.08 R)
• M3: 1,286,093 km (0.104 R)
• M4: 2,373,819 km (0.119 R)
• M5: 3,276,792 km (0.08 R)
• M6: 4,783,691 km (0.112 R)
• M7: 6,522,467 km (0.096 R)
• M8: 7,349,444 km (0.054 R)
• M9: 12,106,806 km (0.066 R)
• M10: 12,810,814 km (0.064 R)
• M11: 15,765,820 km (0.1 R)
• M12: 17,549,476 km (0.1 R)
• M13: 19,863,306 km (0.068 R)
• M14: 24,529,712 km (0.12 R)
• M15: 28,322,766 km (0.1 R)
• M16: 32,602,612 km (0.107 R)
• M17: 33,393,536 km (0.078 R)
• M18: 38,410,300 km (0.107 R)
• M19: 39,675,001 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.8

Radius: 5.6

Gravity: 18.14 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 13.37 AU - 14.89 AU

Year: 19904 Days

Day: 18.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,288,190 km

• M1: 69,713 km (0.078 R)
• M2: 314,904 km (0.101 R)
• M3: 527,931 km (0.112 R)
• M4: 777,460 km (0.106 R)
• M5: 1,142,778 km (0.062 R)
• M6: 1,700,928 km (0.066 R)
• M7: 2,675,857 km (0.048 R)
• M8: 2,918,505 km (0.099 R)
• M9: 3,795,298 km (0.069 R)
• M10: 4,261,894 km (0.102 R)
• M11: 4,492,274 km (0.106 R)
• M12: 4,800,745 km (0.076 R)
• M13: 6,303,306 km (0.08 R)
• M14: 7,138,212 km (0.045 R)
• M15: 8,655,284 km (0.067 R)
• M16: 11,983,388 km (0.059 R)
• M17: 12,711,181 km (0.112 R)
• M18: 16,155,523 km (0.103 R)
• M19: 16,635,732 km (0.109 R)
• M20: 17,207,794 km (0.054 R)
• M21: 22,265,997 km (0.12 R)
• M22: 25,131,096 km (0.055 R)
• M23: 26,985,511 km (0.086 R)
• M24: 31,704,576 km (0.075 R)
• M25: 34,652,552 km (0.088 R)
• M26: 35,584,696 km (0.118 R)
• M27: 38,340,139 km (0.098 R)
• M28: 47,780,513 km (0.099 R)
• M29: 53,384,748 km (0.043 R)
• M30: 54,448,688 km (0.089 R)
• M31: 55,526,690 km (0.069 R)
• M32: 59,411,598 km (0.06 R)
• M33: 64,068,878 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 13,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit