🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.49 AU - 0.67 AU

Year: 162 Days

Day: 48 Hours

Environment

Temp: 191 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,005,690 km

• M1: 22,140 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.61 AU - 1.01 AU

Year: 268 Days

Day: 12.1 Hours

Environment

Temp: 178 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,005,690 km

• M1: 133,142 km (0.031 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.77 AU - 1.19 AU

Year: 356 Days

Day: 26.3 Hours

Environment

Temp: 40 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.86 AU - 1.44 AU

Year: 453 Days

Day: 40.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 47.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,005,690 km

• M1: 663,616 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.01 AU - 1.41 AU

Year: 489 Days

Day: 36.5 Hours

Environment

Temp: -10 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.47 AU - 3.61 AU

Year: 1946 Days

Day: 13.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.7

Radius: 8.9

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.31 AU - 7.69 AU

Year: 7540 Days

Day: 6.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,005,690 km

• M1: 110,702 km (0.115 R)
• M2: 404,513 km (0.093 R)
• M3: 829,371 km (0.114 R)
• M4: 1,278,912 km (0.046 R)
• M5: 1,764,806 km (0.059 R)
• M6: 3,128,241 km (0.12 R)
• M7: 3,492,811 km (0.105 R)
• M8: 4,334,897 km (0.083 R)
• M9: 4,730,584 km (0.078 R)
• M10: 6,099,105 km (0.081 R)
• M11: 6,931,169 km (0.064 R)
• M12: 8,599,035 km (0.069 R)
• M13: 9,043,341 km (0.111 R)
• M14: 9,596,703 km (0.104 R)
• M15: 10,770,897 km (0.118 R)
• M16: 11,658,910 km (0.054 R)
• M17: 12,370,098 km (0.117 R)
• M18: 13,879,242 km (0.088 R)
• M19: 14,305,596 km (0.083 R)
• M20: 15,637,615 km (0.114 R)
• M21: 16,638,275 km (0.1 R)
• M22: 18,473,093 km (0.069 R)
• M23: 20,205,287 km (0.096 R)
• M24: 20,595,588 km (0.084 R)
• M25: 21,070,860 km (0.116 R)
• M26: 26,325,037 km (0.053 R)
• M27: 27,262,267 km (0.084 R)
• M28: 28,027,909 km (0.073 R)
• M29: 29,104,116 km (0.085 R)
• M30: 30,004,845 km (0.09 R)
• M31: 35,463,522 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.3

Radius: 11.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.77 AU - 8.79 AU

Year: 8746 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,005,690 km

• M1: 140,622 km (0.086 R)
• M2: 774,468 km (0.082 R)
• M3: 1,480,421 km (0.067 R)
• M4: 1,942,828 km (0.066 R)
• M5: 2,444,579 km (0.052 R)
• M6: 2,881,704 km (0.085 R)
• M7: 3,586,759 km (0.065 R)
• M8: 5,838,207 km (0.072 R)
• M9: 6,367,633 km (0.096 R)
• M10: 7,937,513 km (0.043 R)
• M11: 8,323,775 km (0.078 R)
• M12: 8,677,574 km (0.066 R)
• M13: 10,295,176 km (0.099 R)
• M14: 10,703,428 km (0.115 R)
• M15: 11,069,345 km (0.093 R)
• M16: 11,937,461 km (0.03 R)
• M17: 13,026,683 km (0.112 R)
• M18: 14,686,921 km (0.098 R)
• M19: 16,208,780 km (0.109 R)
• M20: 16,902,166 km (0.073 R)
• M21: 17,256,414 km (0.092 R)
• M22: 19,563,662 km (0.092 R)
• M23: 21,485,994 km (0.12 R)
• M24: 23,531,147 km (0.062 R)
• M25: 25,702,859 km (0.058 R)
• M26: 27,222,923 km (0.067 R)
• M27: 32,142,150 km (0.054 R)
• M28: 36,906,543 km (0.118 R)
• M29: 39,332,721 km (0.1 R)
• M30: 40,838,274 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.6

Radius: 4.1

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 16.08 AU - 20.22 AU

Year: 28385 Days

Day: 17.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,005,690 km

• M1: 52,060 km (0.093 R)
• M2: 222,302 km (0.107 R)
• M3: 482,603 km (0.103 R)
• M4: 724,802 km (0.067 R)
• M5: 988,393 km (0.084 R)
• M6: 1,124,826 km (0.068 R)
• M7: 1,989,951 km (0.064 R)
• M8: 2,610,483 km (0.088 R)
• M9: 4,281,192 km (0.106 R)
• M10: 4,492,125 km (0.037 R)
• M11: 5,406,168 km (0.08 R)
• M12: 6,714,700 km (0.097 R)
• M13: 6,876,565 km (0.115 R)
• M14: 7,292,597 km (0.103 R)
• M15: 9,224,953 km (0.119 R)
• M16: 9,990,595 km (0.092 R)
• M17: 10,797,526 km (0.086 R)
• M18: 11,188,574 km (0.055 R)
• M19: 15,562,816 km (0.107 R)
• M20: 19,362,004 km (0.064 R)
• M21: 19,607,793 km (0.064 R)
• M22: 21,826,180 km (0.113 R)
• M23: 25,557,001 km (0.048 R)
• M24: 27,675,756 km (0.071 R)
• M25: 32,489,217 km (0.095 R)
• M26: 36,320,418 km (0.046 R)
• M27: 40,175,855 km (0.051 R)
• M28: 41,791,512 km (0.05 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 19,428 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit