🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.75 AU - 0.87 AU

Year: 265 Days

Day: 14.9 Hours

Environment

Temp: 117 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,344,885 km

• M1: 82,129 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.28 AU - 1.38 AU

Year: 557 Days

Day: 40.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.33 AU - 2.11 AU

Year: 820 Days

Day: 14.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.39 AU - 2.75 AU

Year: 1497 Days

Day: 36 Hours

Environment

Temp: -85 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.45 AU - 3.65 AU

Year: 2431 Days

Day: 13.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.15 AU - 4.41 AU

Year: 3218 Days

Day: 12.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 84.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,344,885 km

• M1: 476,918 km (0.083 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.62 AU - 4.72 AU

Year: 3668 Days

Day: 29.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.1

Radius: 9.9

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.97 AU - 8.19 AU

Year: 7585 Days

Day: 14.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,344,885 km

• M1: 130,898 km (0.109 R)
• M2: 464,801 km (0.059 R)
• M3: 1,002,755 km (0.05 R)
• M4: 2,122,495 km (0.051 R)
• M5: 2,479,884 km (0.093 R)
• M6: 2,961,888 km (0.12 R)
• M7: 3,481,741 km (0.087 R)
• M8: 4,530,123 km (0.12 R)
• M9: 6,263,064 km (0.043 R)
• M10: 6,701,536 km (0.103 R)
• M11: 7,846,109 km (0.045 R)
• M12: 8,752,971 km (0.089 R)
• M13: 9,162,271 km (0.102 R)
• M14: 9,537,014 km (0.082 R)
• M15: 10,417,397 km (0.093 R)
• M16: 11,404,594 km (0.083 R)
• M17: 13,147,558 km (0.077 R)
• M18: 16,322,025 km (0.08 R)
• M19: 18,676,995 km (0.11 R)
• M20: 19,896,517 km (0.111 R)
• M21: 22,833,572 km (0.031 R)
• M22: 23,961,689 km (0.096 R)
• M23: 26,422,724 km (0.073 R)
• M24: 28,252,455 km (0.115 R)
• M25: 31,205,817 km (0.105 R)
• M26: 31,841,458 km (0.099 R)
• M27: 34,134,793 km (0.05 R)
• M28: 37,957,767 km (0.09 R)
• M29: 39,786,152 km (0.062 R)
• M30: 41,037,389 km (0.102 R)
• M31: 44,014,087 km (0.083 R)
• M32: 44,546,207 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.4

Radius: 12

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.73 AU - 11.57 AU

Year: 11752 Days

Day: 13.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,344,885 km

• M1: 149,299 km (0.104 R)
• M2: 595,250 km (0.047 R)
• M3: 1,013,526 km (0.117 R)
• M4: 1,406,519 km (0.092 R)
• M5: 1,903,633 km (0.112 R)
• M6: 2,535,385 km (0.117 R)
• M7: 3,575,838 km (0.116 R)
• M8: 4,352,400 km (0.115 R)
• M9: 5,936,791 km (0.085 R)
• M10: 6,769,154 km (0.076 R)
• M11: 7,916,869 km (0.112 R)
• M12: 8,537,550 km (0.072 R)
• M13: 9,012,973 km (0.111 R)
• M14: 10,595,718 km (0.07 R)
• M15: 11,661,603 km (0.068 R)
• M16: 13,192,288 km (0.03 R)
• M17: 14,005,951 km (0.071 R)
• M18: 15,862,161 km (0.119 R)
• M19: 17,461,213 km (0.102 R)
• M20: 18,017,418 km (0.059 R)
• M21: 18,513,784 km (0.091 R)
• M22: 20,133,181 km (0.085 R)
• M23: 25,027,873 km (0.096 R)
• M24: 29,473,922 km (0.049 R)
• M25: 30,163,568 km (0.084 R)
• M26: 31,780,123 km (0.085 R)
• M27: 34,529,133 km (0.065 R)
• M28: 35,627,481 km (0.082 R)
• M29: 37,433,127 km (0.056 R)
• M30: 40,134,416 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.2

Radius: 5.3

Gravity: 32.19 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 12.07 AU - 16.13 AU

Year: 19242 Days

Day: 17 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,344,885 km

• M1: 65,973 km (0.087 R)
• M2: 257,159 km (0.116 R)
• M3: 588,967 km (0.031 R)
• M4: 786,885 km (0.09 R)
• M5: 1,161,627 km (0.118 R)
• M6: 1,756,279 km (0.032 R)
• M7: 1,967,362 km (0.1 R)
• M8: 2,960,392 km (0.114 R)
• M9: 3,461,844 km (0.091 R)
• M10: 7,180,099 km (0.084 R)
• M11: 7,671,678 km (0.113 R)
• M12: 7,925,845 km (0.066 R)
• M13: 10,225,762 km (0.082 R)
• M14: 11,693,318 km (0.118 R)
• M15: 16,089,101 km (0.106 R)
• M16: 17,360,085 km (0.108 R)
• M17: 18,879,999 km (0.07 R)
• M18: 19,909,382 km (0.037 R)
• M19: 23,968,421 km (0.112 R)
• M20: 25,848,717 km (0.1 R)
• M21: 33,674,181 km (0.116 R)
• M22: 33,945,702 km (0.065 R)
• M23: 36,454,308 km (0.059 R)
• M24: 37,317,189 km (0.068 R)
• M25: 39,987,660 km (0.06 R)
• M26: 42,941,770 km (0.08 R)
• M27: 59,516,017 km (0.117 R)
• M28: 64,186,014 km (0.083 R)
• M29: 65,865,848 km (0.094 R)
• M30: 68,223,361 km (0.115 R)
• M31: 71,751,926 km (0.089 R)
• M32: 72,201,318 km (0.098 R)
• M33: 76,565,088 km (0.072 R)
• M34: 79,409,691 km (0.062 R)
• M35: 80,131,800 km (0.114 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 13,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit