🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.83 AU - 1.15 AU

Year: 379 Days

Day: 30.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.83 AU - 1.35 AU

Year: 438 Days

Day: 12.1 Hours

Environment

Temp: -12 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,264,961 km

• M1: 13,165 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.53 AU - 1.63 AU

Year: 765 Days

Day: 32.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.76 AU - 2.94 AU

Year: 1387 Days

Day: 26.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.84 AU - 3.4 AU

Year: 2122 Days

Day: 33.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,264,961 km

• M1: 37,549 km (0.12 R)
• M2: 205,697 km (0.045 R)

Asteroid Belt

Center: 4.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.9

Radius: 12.6

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.69 AU - 5.87 AU

Year: 5350 Days

Day: 12.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,264,961 km

• M1: 180,714 km (0.111 R)
• M2: 702,661 km (0.106 R)
• M3: 1,657,395 km (0.112 R)
• M4: 2,164,980 km (0.093 R)
• M5: 3,977,209 km (0.038 R)
• M6: 5,235,925 km (0.096 R)
• M7: 7,057,280 km (0.107 R)
• M8: 7,562,920 km (0.119 R)
• M9: 8,566,273 km (0.091 R)
• M10: 9,354,205 km (0.096 R)
• M11: 9,832,170 km (0.081 R)
• M12: 10,556,374 km (0.099 R)
• M13: 11,808,807 km (0.117 R)
• M14: 13,758,815 km (0.118 R)
• M15: 18,220,871 km (0.113 R)
• M16: 20,814,449 km (0.08 R)
• M17: 21,331,609 km (0.1 R)
• M18: 22,314,467 km (0.087 R)
• M19: 25,866,369 km (0.109 R)
• M20: 26,378,293 km (0.113 R)
• M21: 28,403,549 km (0.053 R)
• M22: 28,857,130 km (0.077 R)
• M23: 31,006,552 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.7

Radius: 14.5

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.15 AU - 7.19 AU

Year: 5901 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,264,961 km

• M1: 183,407 km (0.027 R)
• M2: 676,631 km (0.112 R)
• M3: 1,855,612 km (0.096 R)
• M4: 3,082,913 km (0.072 R)
• M5: 7,572,644 km (0.074 R)
• M6: 9,315,759 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.1

Radius: 12.6

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.1 AU - 10.6 AU

Year: 11007 Days

Day: 8.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,264,961 km

• M1: 156,629 km (0.06 R)
• M2: 659,427 km (0.091 R)
• M3: 1,072,168 km (0.1 R)
• M4: 1,511,686 km (0.046 R)
• M5: 2,568,745 km (0.095 R)
• M6: 3,281,728 km (0.1 R)
• M7: 3,723,940 km (0.104 R)
• M8: 5,873,960 km (0.082 R)
• M9: 8,120,472 km (0.111 R)
• M10: 10,415,453 km (0.112 R)
• M11: 12,812,908 km (0.104 R)
• M12: 18,139,191 km (0.116 R)
• M13: 29,524,187 km (0.07 R)
• M14: 42,603,230 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.5

Radius: 10.2

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.24 AU - 10.28 AU

Year: 11739 Days

Day: 9.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 165.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,264,961 km

• M1: 138,378 km (0.115 R)
• M2: 465,997 km (0.109 R)
• M3: 954,584 km (0.12 R)
• M4: 3,050,151 km (0.06 R)
• M5: 3,689,083 km (0.081 R)
• M6: 4,292,860 km (0.082 R)
• M7: 4,861,632 km (0.099 R)
• M8: 7,169,927 km (0.111 R)
• M9: 7,563,519 km (0.097 R)
• M10: 9,752,884 km (0.106 R)
• M11: 10,680,241 km (0.068 R)
• M12: 12,584,023 km (0.03 R)
• M13: 14,984,620 km (0.099 R)
• M14: 17,051,614 km (0.049 R)
• M15: 18,886,282 km (0.105 R)
• M16: 19,554,237 km (0.071 R)
• M17: 23,132,618 km (0.117 R)
• M18: 27,020,367 km (0.117 R)
• M19: 31,091,973 km (0.106 R)
• M20: 32,733,660 km (0.108 R)
• M21: 33,213,270 km (0.108 R)
• M22: 34,679,928 km (0.048 R)
• M23: 36,830,996 km (0.106 R)
• M24: 46,477,964 km (0.107 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 12,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit