🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.54 AU - 0.66 AU

Year: 172 Days

Day: 20.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,740,093 km

• M1: 22,440 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.77 AU - 1.19 AU

Year: 360 Days

Day: 35.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.93 AU - 1.09 AU

Year: 376 Days

Day: 27.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 121.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 53,740,093 km

• M1: 77,043 km (0.087 R)
• M2: 158,125 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.45 AU - 1.81 AU

Year: 772 Days

Day: 40 Hours

Environment

Temp: -47 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,740,093 km

• M1: 816,804 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.74 AU - 1.86 AU

Year: 896 Days

Day: 31.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,740,093 km

• M1: 121,324 km (0.053 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.31 AU - 3.53 AU

Year: 2346 Days

Day: 44.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.23 AU - 3.99 AU

Year: 2544 Days

Day: 15.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,740,093 km

• M1: 2,639,804 km (0.107 R)

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.2

Radius: 14.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.63 AU - 8.15 AU

Year: 7450 Days

Day: 13.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,740,093 km

• M1: 181,612 km (0.066 R)
• M2: 776,263 km (0.093 R)
• M3: 1,368,970 km (0.073 R)
• M4: 2,213,450 km (0.071 R)
• M5: 2,833,982 km (0.054 R)
• M6: 3,340,670 km (0.094 R)
• M7: 4,736,269 km (0.077 R)
• M8: 5,362,036 km (0.111 R)
• M9: 6,563,457 km (0.101 R)
• M10: 8,060,333 km (0.094 R)
• M11: 9,634,851 km (0.071 R)
• M12: 10,893,717 km (0.064 R)
• M13: 12,150,638 km (0.109 R)
• M14: 13,041,045 km (0.11 R)
• M15: 15,393,920 km (0.031 R)
• M16: 16,171,679 km (0.073 R)
• M17: 18,663,082 km (0.074 R)
• M18: 19,848,795 km (0.08 R)
• M19: 22,865,436 km (0.102 R)
• M20: 25,723,055 km (0.048 R)
• M21: 27,004,510 km (0.099 R)
• M22: 29,893,245 km (0.106 R)
• M23: 30,798,611 km (0.111 R)
• M24: 32,558,630 km (0.066 R)
• M25: 36,278,381 km (0.111 R)
• M26: 37,424,151 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.2

Radius: 13.2

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.64 AU - 11.18 AU

Year: 11570 Days

Day: 14.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,740,093 km

• M1: 177,573 km (0.114 R)
• M2: 599,289 km (0.07 R)
• M3: 1,278,314 km (0.098 R)
• M4: 1,760,169 km (0.069 R)
• M5: 2,364,245 km (0.09 R)
• M6: 3,104,006 km (0.099 R)
• M7: 3,776,149 km (0.06 R)
• M8: 4,190,536 km (0.112 R)
• M9: 4,696,924 km (0.113 R)
• M10: 8,322,279 km (0.093 R)
• M11: 8,980,959 km (0.065 R)
• M12: 10,190,906 km (0.069 R)
• M13: 11,563,766 km (0.115 R)
• M14: 12,626,359 km (0.072 R)
• M15: 13,181,517 km (0.106 R)
• M16: 14,809,591 km (0.109 R)
• M17: 16,422,555 km (0.075 R)
• M18: 16,935,975 km (0.069 R)
• M19: 19,017,330 km (0.103 R)
• M20: 19,583,708 km (0.105 R)
• M21: 21,437,375 km (0.118 R)
• M22: 28,426,288 km (0.1 R)
• M23: 30,247,941 km (0.116 R)
• M24: 31,020,166 km (0.054 R)
• M25: 35,322,600 km (0.068 R)
• M26: 36,550,350 km (0.118 R)
• M27: 39,875,612 km (0.111 R)
• M28: 43,676,744 km (0.116 R)
• M29: 47,121,684 km (0.087 R)
• M30: 49,516,596 km (0.093 R)
• M31: 53,419,305 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 15,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit