🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.77 AU - 1.27 AU

Year: 369 Days

Day: 47.7 Hours

Environment

Temp: 50 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.01 AU - 1.47 AU

Year: 495 Days

Day: 25.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.31 AU - 1.83 AU

Year: 705 Days

Day: 32 Hours

Environment

Temp: -40 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.97 AU - 3.07 AU

Year: 1880 Days

Day: 14 Hours

Environment

Temp: -103 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.99 AU - 4.17 AU

Year: 2952 Days

Day: 32.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.23 AU - 5.17 AU

Year: 3083 Days

Day: 26.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.2

Radius: 11.1

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.4 AU - 10.18 AU

Year: 10971 Days

Day: 12.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,052,274 km

• M1: 140,472 km (0.063 R)
• M2: 1,168,060 km (0.118 R)
• M3: 1,705,865 km (0.114 R)
• M4: 2,534,936 km (0.117 R)
• M5: 2,913,718 km (0.062 R)
• M6: 4,258,004 km (0.114 R)
• M7: 5,068,226 km (0.113 R)
• M8: 5,478,124 km (0.086 R)
• M9: 7,186,981 km (0.118 R)
• M10: 9,791,480 km (0.107 R)
• M11: 15,239,535 km (0.119 R)
• M12: 15,962,691 km (0.08 R)
• M13: 22,849,728 km (0.088 R)
• M14: 27,272,141 km (0.051 R)
• M15: 37,175,669 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.2

Radius: 6.6

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 14.63 AU - 15.69 AU

Year: 21141 Days

Day: 17.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,052,274 km

• M1: 82,129 km (0.091 R)
• M2: 301,290 km (0.101 R)
• M3: 2,261,321 km (0.111 R)
• M4: 3,628,945 km (0.073 R)
• M5: 4,207,739 km (0.026 R)
• M6: 5,999,772 km (0.105 R)
• M7: 6,435,401 km (0.107 R)
• M8: 7,594,486 km (0.102 R)
• M9: 8,057,192 km (0.105 R)
• M10: 8,987,690 km (0.116 R)
• M11: 13,768,090 km (0.086 R)
• M12: 21,342,679 km (0.108 R)
• M13: 25,487,438 km (0.095 R)
• M14: 26,209,397 km (0.12 R)
• M15: 26,522,954 km (0.032 R)
• M16: 42,931,896 km (0.12 R)
• M17: 48,357,512 km (0.042 R)
• M18: 50,423,907 km (0.086 R)
• M19: 58,741,848 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.6

Radius: 5.2

Gravity: 14.52 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 15.83 AU - 23.49 AU

Year: 31221 Days

Day: 23.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 85,052,274 km

• M1: 64,626 km (0.079 R)
• M2: 638,484 km (0.11 R)
• M3: 1,167,611 km (0.044 R)
• M4: 1,575,714 km (0.119 R)
• M5: 2,428,871 km (0.109 R)
• M6: 2,670,771 km (0.118 R)
• M7: 3,554,595 km (0.102 R)
• M8: 4,163,458 km (0.074 R)
• M9: 5,342,290 km (0.074 R)
• M10: 5,585,835 km (0.105 R)
• M11: 5,752,337 km (0.107 R)
• M12: 6,634,965 km (0.101 R)
• M13: 7,108,592 km (0.046 R)
• M14: 8,665,008 km (0.115 R)
• M15: 10,248,202 km (0.108 R)
• M16: 10,624,441 km (0.097 R)
• M17: 14,437,092 km (0.065 R)
• M18: 14,989,856 km (0.117 R)
• M19: 15,803,818 km (0.098 R)
• M20: 18,698,687 km (0.111 R)
• M21: 18,884,786 km (0.112 R)
• M22: 22,869,924 km (0.115 R)
• M23: 28,595,184 km (0.081 R)
• M24: 28,842,170 km (0.059 R)
• M25: 29,215,417 km (0.077 R)
• M26: 33,672,686 km (0.111 R)
• M27: 36,206,425 km (0.036 R)
• M28: 37,667,547 km (0.095 R)
• M29: 39,319,556 km (0.098 R)
• M30: 39,778,373 km (0.101 R)
• M31: 49,542,925 km (0.088 R)
• M32: 50,078,186 km (0.106 R)
• M33: 50,437,221 km (0.042 R)
• M34: 53,370,836 km (0.092 R)
• M35: 54,121,518 km (0.029 R)
• M36: 54,499,551 km (0.043 R)
• M37: 57,195,156 km (0.114 R)
• M38: 64,532,033 km (0.092 R)
• M39: 72,471,641 km (0.049 R)
• M40: 75,021,537 km (0.063 R)
• M41: 75,256,256 km (0.098 R)
• M42: 80,544,990 km (0.104 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 13,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit