🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.57 AU - 0.93 AU

Year: 247 Days

Day: 34 Hours

Environment

Temp: 157 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.77 AU - 1.09 AU

Year: 342 Days

Day: 31.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.03 AU - 1.27 AU

Year: 470 Days

Day: 14.7 Hours

Environment

Temp: -21 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,782,226 km

• M1: 44,580 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.08 AU - 1.24 AU

Year: 476 Days

Day: 34.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.32 AU - 1.4 AU

Year: 604 Days

Day: 26.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.7

Radius: 11.3

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.76 AU - 4.56 AU

Year: 3231 Days

Day: 12.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,782,226 km

• M1: 140,472 km (0.052 R)
• M2: 528,529 km (0.1 R)
• M3: 1,093,860 km (0.096 R)
• M4: 1,701,227 km (0.099 R)
• M5: 2,415,407 km (0.058 R)
• M6: 2,783,268 km (0.097 R)
• M7: 4,231,226 km (0.1 R)
• M8: 4,745,843 km (0.044 R)
• M9: 5,146,167 km (0.076 R)
• M10: 6,484,619 km (0.064 R)
• M11: 8,396,480 km (0.057 R)
• M12: 10,490,401 km (0.065 R)
• M13: 11,347,746 km (0.065 R)
• M14: 11,975,310 km (0.108 R)
• M15: 12,720,457 km (0.118 R)
• M16: 13,545,938 km (0.111 R)
• M17: 14,877,059 km (0.09 R)
• M18: 15,411,573 km (0.102 R)
• M19: 21,349,262 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.8

Radius: 9.4

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.14 AU - 4.34 AU

Year: 3325 Days

Day: 13.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,782,226 km

• M1: 117,584 km (0.103 R)
• M2: 607,966 km (0.12 R)
• M3: 1,000,660 km (0.112 R)
• M4: 1,321,398 km (0.054 R)
• M5: 1,635,105 km (0.082 R)
• M6: 4,306,474 km (0.114 R)
• M7: 5,929,012 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.9

Radius: 13

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.68 AU - 7.72 AU

Year: 7357 Days

Day: 11.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,782,226 km

• M1: 161,715 km (0.105 R)
• M2: 1,391,260 km (0.059 R)
• M3: 1,980,825 km (0.097 R)
• M4: 2,806,306 km (0.065 R)
• M5: 3,309,404 km (0.084 R)
• M6: 4,177,670 km (0.092 R)
• M7: 5,026,488 km (0.094 R)
• M8: 5,803,949 km (0.057 R)
• M9: 7,241,135 km (0.077 R)
• M10: 9,738,373 km (0.03 R)
• M11: 10,578,963 km (0.044 R)
• M12: 12,506,681 km (0.083 R)
• M13: 13,500,011 km (0.104 R)
• M14: 19,340,462 km (0.105 R)
• M15: 20,955,520 km (0.078 R)
• M16: 21,611,357 km (0.072 R)
• M17: 22,964,021 km (0.076 R)
• M18: 23,661,297 km (0.078 R)
• M19: 26,087,625 km (0.064 R)
• M20: 26,676,891 km (0.032 R)
• M21: 28,320,971 km (0.09 R)
• M22: 29,122,965 km (0.051 R)
• M23: 31,335,668 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.9

Radius: 5.2

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.52 AU - 18.3 AU

Year: 25314 Days

Day: 16.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,782,226 km

• M1: 65,524 km (0.118 R)
• M2: 283,039 km (0.101 R)
• M3: 461,360 km (0.051 R)
• M4: 872,754 km (0.105 R)
• M5: 1,075,908 km (0.113 R)
• M6: 1,410,558 km (0.112 R)
• M7: 1,692,550 km (0.117 R)
• M8: 2,348,387 km (0.089 R)
• M9: 3,369,393 km (0.03 R)
• M10: 4,300,490 km (0.08 R)
• M11: 4,757,511 km (0.03 R)
• M12: 5,653,154 km (0.076 R)
• M13: 5,844,938 km (0.11 R)
• M14: 6,783,815 km (0.107 R)
• M15: 7,266,717 km (0.061 R)
• M16: 8,154,430 km (0.047 R)
• M17: 9,269,832 km (0.035 R)
• M18: 10,086,487 km (0.117 R)
• M19: 13,356,247 km (0.087 R)
• M20: 13,560,149 km (0.104 R)
• M21: 15,414,116 km (0.113 R)
• M22: 19,096,767 km (0.108 R)
• M23: 19,704,134 km (0.085 R)
• M24: 19,880,061 km (0.026 R)
• M25: 20,957,315 km (0.094 R)
• M26: 22,453,593 km (0.083 R)
• M27: 24,422,152 km (0.076 R)
• M28: 30,423,569 km (0.084 R)
• M29: 32,828,654 km (0.081 R)
• M30: 33,574,250 km (0.119 R)
• M31: 45,228,672 km (0.078 R)
• M32: 45,688,536 km (0.086 R)
• M33: 46,617,539 km (0.069 R)
• M34: 56,787,501 km (0.086 R)
• M35: 58,221,995 km (0.114 R)
• M36: 60,789,992 km (0.085 R)
• M37: 63,241,453 km (0.055 R)
• M38: 63,816,357 km (0.112 R)
• M39: 64,394,703 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 12,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit