🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.77 AU - 1.23 AU

Year: 377 Days

Day: 18.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.98 AU - 1.36 AU

Year: 477 Days

Day: 17.4 Hours

Environment

Temp: -19 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,258,611 km

• M1: 31,266 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.25 AU - 1.39 AU

Year: 571 Days

Day: 36.9 Hours

Environment

Temp: -27 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.64 AU - 4.12 AU

Year: 2879 Days

Day: 24.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.3

Radius: 8.4

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.24 AU - 4.44 AU

Year: 3406 Days

Day: 14.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,258,611 km

• M1: 104,569 km (0.093 R)
• M2: 400,773 km (0.085 R)
• M3: 903,870 km (0.106 R)
• M4: 1,437,336 km (0.081 R)
• M5: 2,166,925 km (0.1 R)
• M6: 2,536,133 km (0.096 R)
• M7: 3,105,652 km (0.064 R)
• M8: 3,737,254 km (0.099 R)
• M9: 4,733,127 km (0.074 R)
• M10: 6,236,286 km (0.108 R)
• M11: 7,530,906 km (0.099 R)
• M12: 8,595,295 km (0.104 R)
• M13: 9,033,168 km (0.092 R)
• M14: 10,072,724 km (0.117 R)
• M15: 11,147,285 km (0.095 R)
• M16: 11,624,203 km (0.098 R)
• M17: 12,024,527 km (0.079 R)
• M18: 13,136,937 km (0.089 R)
• M19: 13,522,600 km (0.098 R)
• M20: 15,036,381 km (0.104 R)
• M21: 18,517,374 km (0.112 R)
• M22: 19,248,010 km (0.089 R)
• M23: 19,997,944 km (0.109 R)
• M24: 22,432,650 km (0.12 R)
• M25: 23,614,921 km (0.074 R)

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.4

Radius: 8.8

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.13 AU - 8.35 AU

Year: 8112 Days

Day: 10.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,258,611 km

• M1: 109,506 km (0.053 R)
• M2: 537,954 km (0.059 R)
• M3: 827,575 km (0.112 R)
• M4: 1,306,737 km (0.111 R)
• M5: 2,319,515 km (0.06 R)
• M6: 3,684,745 km (0.106 R)
• M7: 4,177,521 km (0.085 R)
• M8: 5,586,433 km (0.039 R)
• M9: 6,202,029 km (0.077 R)
• M10: 8,896,885 km (0.039 R)
• M11: 9,263,549 km (0.046 R)
• M12: 10,627,283 km (0.079 R)
• M13: 11,250,957 km (0.088 R)
• M14: 14,932,261 km (0.099 R)
• M15: 15,582,413 km (0.101 R)
• M16: 15,914,371 km (0.07 R)
• M17: 19,118,757 km (0.051 R)
• M18: 19,807,656 km (0.105 R)
• M19: 20,751,768 km (0.03 R)
• M20: 21,316,201 km (0.084 R)
• M21: 22,729,452 km (0.114 R)
• M22: 24,293,049 km (0.105 R)
• M23: 32,653,625 km (0.075 R)
• M24: 35,321,104 km (0.115 R)
• M25: 37,060,180 km (0.112 R)
• M26: 38,371,106 km (0.079 R)
• M27: 38,734,030 km (0.089 R)
• M28: 39,960,134 km (0.081 R)
• M29: 41,338,529 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.7

Radius: 11.9

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.96 AU - 12.72 AU

Year: 13445 Days

Day: 5.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,258,611 km

• M1: 248,931 km (0.03 R)
• M2: 804,837 km (0.059 R)
• M3: 2,106,488 km (0.09 R)
• M4: 3,204,087 km (0.106 R)
• M5: 3,789,314 km (0.114 R)
• M6: 5,207,053 km (0.044 R)
• M7: 5,739,173 km (0.058 R)
• M8: 10,591,978 km (0.067 R)
• M9: 12,878,581 km (0.088 R)
• M10: 14,042,603 km (0.037 R)
• M11: 21,434,533 km (0.028 R)
• M12: 23,066,944 km (0.044 R)
• M13: 24,321,622 km (0.032 R)
• M14: 30,642,431 km (0.1 R)
• M15: 31,938,397 km (0.078 R)
• M16: 33,270,417 km (0.054 R)
• M17: 43,786,250 km (0.078 R)
• M18: 44,193,156 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 16,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit