🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.32 AU - 1.36 AU

Year: 550 Days

Day: 42.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,073,421 km

• M1: 874,549 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.41 AU - 1.69 AU

Year: 685 Days

Day: 34.6 Hours

Environment

Temp: -24 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,073,421 km

• M1: 36,203 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.85 AU - 3.07 AU

Year: 1369 Days

Day: 23.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.21 AU - 3.23 AU

Year: 2050 Days

Day: 22.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.2 AU - 3.98 AU

Year: 2413 Days

Day: 28.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.99 AU - 5.35 AU

Year: 3580 Days

Day: 32.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.6

Radius: 9.2

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.14 AU - 11.6 AU

Year: 10175 Days

Day: 8.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,073,421 km

• M1: 165,156 km (0.079 R)
• M2: 713,881 km (0.085 R)
• M3: 1,223,112 km (0.082 R)
• M4: 2,393,716 km (0.064 R)
• M5: 2,831,439 km (0.043 R)
• M6: 3,408,887 km (0.087 R)
• M7: 3,989,027 km (0.108 R)
• M8: 7,426,936 km (0.1 R)
• M9: 8,730,831 km (0.117 R)
• M10: 9,997,476 km (0.119 R)
• M11: 11,532,500 km (0.059 R)
• M12: 13,054,209 km (0.11 R)
• M13: 13,496,570 km (0.038 R)
• M14: 13,948,954 km (0.063 R)
• M15: 21,011,619 km (0.074 R)
• M16: 22,317,310 km (0.063 R)
• M17: 28,821,376 km (0.093 R)
• M18: 30,047,480 km (0.092 R)
• M19: 32,001,079 km (0.075 R)
• M20: 34,982,265 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.7

Radius: 8.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.83 AU - 9.91 AU

Year: 10175 Days

Day: 8.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,073,421 km

• M1: 107,561 km (0.109 R)
• M2: 474,674 km (0.09 R)
• M3: 755,619 km (0.077 R)
• M4: 2,619,608 km (0.081 R)
• M5: 5,569,080 km (0.092 R)
• M6: 7,349,594 km (0.064 R)
• M7: 7,976,259 km (0.056 R)
• M8: 13,447,053 km (0.096 R)
• M9: 15,065,254 km (0.119 R)
• M10: 20,028,462 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563

Radius: 5.3

Gravity: 20.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.52 AU - 16.74 AU

Year: 17852 Days

Day: 16.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,073,421 km

• M1: 69,862 km (0.105 R)
• M2: 562,937 km (0.098 R)
• M3: 890,107 km (0.118 R)
• M4: 1,186,311 km (0.099 R)
• M5: 2,847,745 km (0.075 R)
• M6: 3,145,594 km (0.038 R)
• M7: 5,204,959 km (0.102 R)
• M8: 5,765,652 km (0.119 R)
• M9: 6,000,969 km (0.117 R)
• M10: 6,365,988 km (0.094 R)
• M11: 6,702,583 km (0.113 R)
• M12: 6,919,051 km (0.115 R)
• M13: 9,029,578 km (0.099 R)
• M14: 9,782,055 km (0.058 R)
• M15: 10,810,092 km (0.076 R)
• M16: 14,110,670 km (0.083 R)
• M17: 14,394,906 km (0.119 R)
• M18: 15,494,899 km (0.115 R)
• M19: 19,918,508 km (0.118 R)
• M20: 22,706,414 km (0.059 R)
• M21: 26,275,220 km (0.049 R)
• M22: 27,031,138 km (0.106 R)
• M23: 27,690,715 km (0.112 R)
• M24: 45,201,745 km (0.082 R)
• M25: 53,847,604 km (0.089 R)
• M26: 56,124,633 km (0.093 R)
• M27: 60,309,185 km (0.096 R)
• M28: 63,918,981 km (0.065 R)
• M29: 66,073,490 km (0.052 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 14,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit