🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.5 AU - 0.78 AU

Year: 189 Days

Day: 42.8 Hours

Environment

Temp: 158 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.42 AU - 2.08 AU

Year: 854 Days

Day: 12.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.66 AU - 2.5 AU

Year: 1107 Days

Day: 18 Hours

Environment

Temp: -80 °C

Axial Tilt: 102 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.04 AU - 2.42 AU

Year: 1229 Days

Day: 46.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.93 AU - 3.41 AU

Year: 2082 Days

Day: 35.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,186,029 km

• M1: 631,901 km (0.042 R)
• M2: 1,505,403 km (0.058 R)

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.5

Radius: 14.5

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.27 AU - 6.03 AU

Year: 4955 Days

Day: 7.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 102,186,029 km

• M1: 183,257 km (0.096 R)
• M2: 670,797 km (0.075 R)
• M3: 1,175,091 km (0.112 R)
• M4: 2,627,986 km (0.081 R)
• M5: 3,389,140 km (0.117 R)
• M6: 4,067,117 km (0.089 R)
• M7: 6,302,259 km (0.113 R)
• M8: 8,502,545 km (0.105 R)
• M9: 9,393,549 km (0.087 R)
• M10: 9,998,523 km (0.044 R)
• M11: 10,991,554 km (0.07 R)
• M12: 12,522,838 km (0.064 R)
• M13: 13,719,172 km (0.113 R)
• M14: 14,721,178 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.9

Radius: 5.1

Gravity: 30.41 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 12.73 AU - 19.61 AU

Year: 23991 Days

Day: 15.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 102,186,029 km

• M1: 63,429 km (0.032 R)
• M2: 332,257 km (0.112 R)
• M3: 529,726 km (0.073 R)
• M4: 1,262,157 km (0.049 R)
• M5: 1,956,740 km (0.1 R)
• M6: 2,351,828 km (0.036 R)
• M7: 5,004,797 km (0.094 R)
• M8: 5,870,220 km (0.106 R)
• M9: 6,735,345 km (0.107 R)
• M10: 7,630,389 km (0.041 R)
• M11: 10,723,026 km (0.117 R)
• M12: 11,455,756 km (0.05 R)
• M13: 12,580,134 km (0.089 R)
• M14: 14,641,144 km (0.071 R)
• M15: 15,127,935 km (0.031 R)
• M16: 15,541,723 km (0.109 R)
• M17: 19,032,739 km (0.053 R)
• M18: 21,112,897 km (0.099 R)
• M19: 23,670,422 km (0.107 R)
• M20: 33,257,252 km (0.089 R)
• M21: 34,808,582 km (0.089 R)
• M22: 35,239,873 km (0.12 R)
• M23: 51,554,717 km (0.094 R)
• M24: 52,115,111 km (0.114 R)
• M25: 53,438,304 km (0.076 R)
• M26: 53,820,527 km (0.115 R)
• M27: 59,979,321 km (0.109 R)
• M28: 61,223,228 km (0.032 R)
• M29: 65,493,649 km (0.109 R)
• M30: 67,701,414 km (0.111 R)
• M31: 80,486,048 km (0.107 R)
• M32: 80,736,924 km (0.119 R)
• M33: 80,988,248 km (0.056 R)
• M34: 88,505,391 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.9

Radius: 3.4

Gravity: 60.72 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 15.84 AU - 22.32 AU

Year: 30750 Days

Day: 20.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 102,186,029 km

• M1: 44,131 km (0.106 R)
• M2: 304,880 km (0.112 R)
• M3: 1,436,738 km (0.107 R)
• M4: 1,619,247 km (0.096 R)
• M5: 2,120,550 km (0.096 R)
• M6: 2,260,573 km (0.075 R)
• M7: 3,452,420 km (0.113 R)
• M8: 3,613,836 km (0.106 R)
• M9: 3,848,106 km (0.025 R)
• M10: 5,871,268 km (0.098 R)
• M11: 6,148,024 km (0.025 R)
• M12: 6,878,061 km (0.072 R)
• M13: 8,625,215 km (0.068 R)
• M14: 9,474,781 km (0.072 R)
• M15: 13,432,991 km (0.11 R)
• M16: 19,058,320 km (0.094 R)
• M17: 19,664,042 km (0.094 R)
• M18: 23,455,749 km (0.091 R)
• M19: 26,693,346 km (0.077 R)
• M20: 26,944,372 km (0.06 R)
• M21: 27,323,901 km (0.094 R)
• M22: 27,706,872 km (0.112 R)
• M23: 27,835,377 km (0.109 R)
• M24: 30,352,510 km (0.047 R)
• M25: 41,938,865 km (0.113 R)
• M26: 46,674,236 km (0.103 R)
• M27: 47,404,723 km (0.109 R)
• M28: 53,326,555 km (0.094 R)
• M29: 54,124,809 km (0.101 R)
• M30: 67,072,505 km (0.097 R)
• M31: 69,176,898 km (0.06 R)
• M32: 88,450,040 km (0.109 R)
• M33: 93,554,768 km (0.094 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 13,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit