🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.79 AU - 1.09 AU

Year: 349 Days

Day: 20.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.85 AU - 1.29 AU

Year: 424 Days

Day: 32.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.37 AU - 2.05 AU

Year: 856 Days

Day: 42 Hours

Environment

Temp: -76 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.48 AU - 2.32 AU

Year: 1003 Days

Day: 26.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.64 AU - 2.22 AU

Year: 1027 Days

Day: 14.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,181,490 km

• M1: 50,265 km (0.076 R)

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.4

Radius: 13.7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.08 AU - 4.68 AU

Year: 3510 Days

Day: 10 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,181,490 km

• M1: 171,888 km (0.118 R)
• M2: 661,073 km (0.119 R)
• M3: 1,200,523 km (0.074 R)
• M4: 2,185,475 km (0.112 R)
• M5: 3,100,565 km (0.07 R)
• M6: 3,565,067 km (0.051 R)
• M7: 4,319,190 km (0.056 R)
• M8: 4,834,405 km (0.093 R)
• M9: 6,146,378 km (0.076 R)
• M10: 6,744,321 km (0.08 R)
• M11: 8,026,075 km (0.054 R)
• M12: 9,080,890 km (0.109 R)
• M13: 9,535,069 km (0.04 R)
• M14: 10,413,657 km (0.06 R)
• M15: 11,265,767 km (0.085 R)
• M16: 11,872,985 km (0.066 R)
• M17: 13,918,436 km (0.092 R)
• M18: 15,587,500 km (0.061 R)
• M19: 16,963,651 km (0.037 R)
• M20: 18,641,839 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.3

Radius: 11.6

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.81 AU - 6.01 AU

Year: 5501 Days

Day: 12.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,181,490 km

• M1: 146,905 km (0.108 R)
• M2: 547,528 km (0.055 R)
• M3: 1,021,305 km (0.106 R)
• M4: 1,398,890 km (0.074 R)
• M5: 2,884,845 km (0.099 R)
• M6: 3,405,895 km (0.093 R)
• M7: 5,678,436 km (0.104 R)
• M8: 6,093,420 km (0.117 R)
• M9: 8,716,021 km (0.115 R)
• M10: 9,304,988 km (0.082 R)
• M11: 10,031,734 km (0.103 R)
• M12: 10,913,763 km (0.067 R)
• M13: 12,570,111 km (0.094 R)
• M14: 15,659,905 km (0.112 R)
• M15: 16,583,522 km (0.12 R)
• M16: 17,112,052 km (0.077 R)
• M17: 18,482,667 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.6

Radius: 4.5

Gravity: 41.41 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 13.2 AU - 21.54 AU

Year: 27718 Days

Day: 15.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 101,181,490 km

• M1: 65,225 km (0.116 R)
• M2: 278,102 km (0.061 R)
• M3: 418,126 km (0.104 R)
• M4: 561,590 km (0.082 R)
• M5: 1,103,583 km (0.119 R)
• M6: 1,254,528 km (0.103 R)
• M7: 1,471,445 km (0.085 R)
• M8: 1,752,539 km (0.104 R)
• M9: 2,446,524 km (0.09 R)
• M10: 2,759,183 km (0.053 R)
• M11: 3,432,224 km (0.025 R)
• M12: 4,734,922 km (0.066 R)
• M13: 6,528,002 km (0.102 R)
• M14: 8,907,356 km (0.095 R)
• M15: 10,027,994 km (0.095 R)
• M16: 10,421,586 km (0.083 R)
• M17: 11,380,060 km (0.078 R)
• M18: 12,696,670 km (0.04 R)
• M19: 14,857,013 km (0.071 R)
• M20: 17,815,162 km (0.114 R)
• M21: 20,930,836 km (0.117 R)
• M22: 21,789,977 km (0.092 R)
• M23: 22,118,195 km (0.06 R)
• M24: 23,235,990 km (0.114 R)
• M25: 23,463,977 km (0.066 R)
• M26: 24,744,834 km (0.09 R)
• M27: 26,317,706 km (0.063 R)
• M28: 27,191,657 km (0.089 R)
• M29: 29,794,959 km (0.091 R)
• M30: 33,132,338 km (0.086 R)
• M31: 37,958,365 km (0.097 R)
• M32: 47,310,775 km (0.064 R)
• M33: 58,507,428 km (0.088 R)
• M34: 63,040,543 km (0.106 R)
• M35: 63,929,752 km (0.111 R)
• M36: 65,505,916 km (0.071 R)
• M37: 73,776,434 km (0.073 R)
• M38: 83,514,208 km (0.035 R)
• M39: 85,396,598 km (0.117 R)
• M40: 93,209,497 km (0.031 R)
• M41: 95,234,453 km (0.053 R)
• M42: 96,698,717 km (0.04 R)
• M43: 99,372,181 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 20,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit