🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.68 AU - 0.8 AU

Year: 225 Days

Day: 45.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.31 AU - 1.49 AU

Year: 585 Days

Day: 21.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.34 AU - 2.24 AU

Year: 846 Days

Day: 40.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,666,673 km

• M1: 63,280 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.54 AU - 2.08 AU

Year: 860 Days

Day: 30.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,666,673 km

• M1: 59,241 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.5 AU - 2.16 AU

Year: 874 Days

Day: 22.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.75 AU - 4.07 AU

Year: 2223 Days

Day: 22.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.5

Radius: 11

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.97 AU - 6.31 AU

Year: 4730 Days

Day: 6 Hours

Environment

Temp: -135 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,666,673 km

• M1: 136,732 km (0.093 R)
• M2: 481,107 km (0.087 R)
• M3: 3,163,845 km (0.076 R)
• M4: 3,803,376 km (0.104 R)
• M5: 5,558,458 km (0.051 R)
• M6: 6,583,503 km (0.095 R)
• M7: 8,045,673 km (0.076 R)
• M8: 9,276,714 km (0.096 R)
• M9: 14,606,287 km (0.084 R)
• M10: 15,035,633 km (0.107 R)
• M11: 17,072,259 km (0.101 R)
• M12: 17,428,900 km (0.073 R)
• M13: 19,350,784 km (0.059 R)
• M14: 25,416,678 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.9

Radius: 3.1

Gravity: 44.94 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.51 AU - 19.15 AU

Year: 22239 Days

Day: 16.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,666,673 km

• M1: 42,635 km (0.111 R)
• M2: 159,471 km (0.066 R)
• M3: 265,387 km (0.095 R)
• M4: 481,705 km (0.086 R)
• M5: 624,122 km (0.08 R)
• M6: 773,720 km (0.072 R)
• M7: 1,254,528 km (0.085 R)
• M8: 1,400,984 km (0.108 R)
• M9: 1,799,064 km (0.057 R)
• M10: 2,268,053 km (0.078 R)
• M11: 2,838,320 km (0.086 R)
• M12: 3,331,245 km (0.053 R)
• M13: 3,700,004 km (0.033 R)
• M14: 3,939,959 km (0.067 R)
• M15: 4,653,691 km (0.084 R)
• M16: 4,792,069 km (0.102 R)
• M17: 5,373,556 km (0.038 R)
• M18: 14,340,153 km (0.106 R)
• M19: 14,707,415 km (0.027 R)
• M20: 16,558,240 km (0.101 R)
• M21: 17,290,671 km (0.029 R)
• M22: 21,468,342 km (0.057 R)
• M23: 24,459,102 km (0.1 R)
• M24: 26,710,401 km (0.085 R)
• M25: 27,154,258 km (0.118 R)
• M26: 28,170,925 km (0.118 R)
• M27: 29,683,957 km (0.102 R)
• M28: 32,744,281 km (0.081 R)
• M29: 35,338,757 km (0.105 R)
• M30: 40,058,121 km (0.116 R)
• M31: 59,479,814 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.5

Radius: 7.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 13.87 AU - 17.79 AU

Year: 22239 Days

Day: 22.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,666,673 km

• M1: 107,561 km (0.086 R)
• M2: 445,203 km (0.099 R)
• M3: 773,571 km (0.088 R)
• M4: 1,704,518 km (0.042 R)
• M5: 2,016,878 km (0.108 R)
• M6: 2,286,005 km (0.118 R)
• M7: 2,780,875 km (0.056 R)
• M8: 3,371,487 km (0.118 R)
• M9: 4,042,882 km (0.102 R)
• M10: 7,872,438 km (0.109 R)
• M11: 10,679,343 km (0.087 R)
• M12: 12,306,070 km (0.077 R)
• M13: 12,688,891 km (0.084 R)
• M14: 13,816,710 km (0.087 R)
• M15: 16,809,714 km (0.119 R)
• M16: 22,586,885 km (0.117 R)
• M17: 27,132,865 km (0.103 R)
• M18: 37,983,199 km (0.051 R)
• M19: 55,801,502 km (0.05 R)
• M20: 61,361,905 km (0.112 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 16,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit