🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.73 AU - 1.01 AU

Year: 287 Days

Day: 47.2 Hours

Environment

Temp: 130 °C

Axial Tilt: 46.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.11 AU - 1.49 AU

Year: 523 Days

Day: 22.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.36 AU - 1.9 AU

Year: 735 Days

Day: 30.2 Hours

Environment

Temp: -23 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.22 AU - 3.14 AU

Year: 1549 Days

Day: 46.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.89 AU - 4.27 AU

Year: 2392 Days

Day: 27.1 Hours

Environment

Temp: -97 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,903,197 km

• M1: 736,171 km (0.1 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.2

Radius: 14.1

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.26 AU - 5.58 AU

Year: 4456 Days

Day: 11.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 116,903,197 km

• M1: 187,297 km (0.057 R)
• M2: 1,041,052 km (0.098 R)
• M3: 1,489,546 km (0.052 R)
• M4: 2,022,114 km (0.115 R)
• M5: 2,608,538 km (0.095 R)
• M6: 3,055,985 km (0.06 R)
• M7: 3,628,197 km (0.062 R)
• M8: 5,738,126 km (0.115 R)
• M9: 7,671,528 km (0.071 R)
• M10: 12,058,037 km (0.032 R)
• M11: 12,611,699 km (0.072 R)
• M12: 15,046,554 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849

Radius: 12.8

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.18 AU - 10.06 AU

Year: 9725 Days

Day: 14.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 116,903,197 km

• M1: 159,471 km (0.074 R)
• M2: 586,872 km (0.04 R)
• M3: 1,465,760 km (0.088 R)
• M4: 2,104,543 km (0.1 R)
• M5: 2,752,750 km (0.061 R)
• M6: 4,249,178 km (0.116 R)
• M7: 4,936,281 km (0.04 R)
• M8: 6,086,389 km (0.092 R)
• M9: 6,802,963 km (0.117 R)
• M10: 7,873,934 km (0.084 R)
• M11: 9,197,726 km (0.114 R)
• M12: 10,506,258 km (0.097 R)
• M13: 12,756,659 km (0.05 R)
• M14: 15,311,791 km (0.117 R)
• M15: 18,497,478 km (0.086 R)
• M16: 20,000,637 km (0.072 R)
• M17: 22,274,973 km (0.084 R)
• M18: 23,249,304 km (0.102 R)
• M19: 24,251,760 km (0.096 R)
• M20: 27,937,402 km (0.116 R)
• M21: 30,448,552 km (0.09 R)
• M22: 33,334,894 km (0.103 R)
• M23: 37,999,505 km (0.109 R)
• M24: 39,903,886 km (0.111 R)
• M25: 40,422,242 km (0.069 R)
• M26: 47,722,319 km (0.08 R)

Asteroid Belt

Center: 10.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.9

Radius: 10.1

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 9.48 AU - 13.34 AU

Year: 13609 Days

Day: 6.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 116,903,197 km

• M1: 158,275 km (0.089 R)
• M2: 535,112 km (0.083 R)
• M3: 939,624 km (0.096 R)
• M4: 1,337,255 km (0.055 R)
• M5: 1,815,370 km (0.074 R)
• M6: 2,581,311 km (0.095 R)
• M7: 3,450,325 km (0.09 R)
• M8: 7,647,892 km (0.092 R)
• M9: 8,211,876 km (0.12 R)
• M10: 9,423,020 km (0.067 R)
• M11: 16,516,652 km (0.116 R)
• M12: 18,208,454 km (0.087 R)
• M13: 19,771,004 km (0.078 R)
• M14: 21,591,012 km (0.106 R)
• M15: 27,118,055 km (0.06 R)
• M16: 27,919,750 km (0.116 R)
• M17: 29,465,545 km (0.099 R)
• M18: 31,614,069 km (0.102 R)
• M19: 33,065,468 km (0.108 R)
• M20: 45,606,556 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.3

Radius: 7.8

Gravity: 16.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 19.38 AU - 20.66 AU

Year: 31630 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 116,903,197 km

• M1: 97,538 km (0.066 R)
• M2: 491,279 km (0.036 R)
• M3: 963,111 km (0.098 R)
• M4: 1,793,828 km (0.086 R)
• M5: 2,173,807 km (0.09 R)
• M6: 3,188,080 km (0.1 R)
• M7: 3,443,743 km (0.057 R)
• M8: 5,191,345 km (0.102 R)
• M9: 8,385,260 km (0.074 R)
• M10: 8,750,877 km (0.084 R)
• M11: 9,063,686 km (0.118 R)
• M12: 9,448,901 km (0.097 R)
• M13: 10,046,993 km (0.074 R)
• M14: 10,740,978 km (0.029 R)
• M15: 11,245,422 km (0.06 R)
• M16: 23,362,101 km (0.039 R)
• M17: 25,707,496 km (0.119 R)
• M18: 27,533,039 km (0.102 R)
• M19: 28,477,451 km (0.082 R)
• M20: 28,888,845 km (0.114 R)
• M21: 32,770,760 km (0.104 R)
• M22: 43,332,370 km (0.102 R)
• M23: 49,374,628 km (0.049 R)
• M24: 53,839,526 km (0.106 R)
• M25: 55,527,588 km (0.117 R)
• M26: 56,816,673 km (0.119 R)
• M27: 68,835,216 km (0.09 R)
• M28: 71,325,422 km (0.077 R)
• M29: 72,848,030 km (0.04 R)
• M30: 75,695,625 km (0.091 R)
• M31: 81,887,930 km (0.062 R)
• M32: 82,164,536 km (0.095 R)
• M33: 91,349,546 km (0.074 R)
• M34: 98,358,206 km (0.061 R)
• M35: 98,983,974 km (0.11 R)
• M36: 102,473,793 km (0.057 R)
• M37: 105,389,456 km (0.112 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 18,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit