🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.97 AU - 1.33 AU

Year: 455 Days

Day: 34.7 Hours

Environment

Temp: -1 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 54,229,653 km

• M1: 30,069 km (0.078 R)
• M2: 399,127 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.06 AU - 1.7 AU

Year: 598 Days

Day: 42.9 Hours

Environment

Temp: -31 °C

Axial Tilt: 75.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,229,653 km

• M1: 439,369 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.45 AU - 1.73 AU

Year: 740 Days

Day: 46.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 64.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.4 AU - 3.44 AU

Year: 2334 Days

Day: 21 Hours

Environment

Temp: -117 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.2 AU - 4.34 AU

Year: 2701 Days

Day: 12.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.79 AU - 5.13 AU

Year: 3475 Days

Day: 30 Hours

Environment

Temp: -138 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,229,653 km

• M1: 38,447 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.3

Radius: 12.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7.25 AU - 11.51 AU

Year: 10599 Days

Day: 11.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,229,653 km

• M1: 163,810 km (0.109 R)
• M2: 645,066 km (0.09 R)
• M3: 1,151,455 km (0.045 R)
• M4: 1,676,843 km (0.07 R)
• M5: 2,073,726 km (0.111 R)
• M6: 5,270,931 km (0.104 R)
• M7: 5,780,761 km (0.092 R)
• M8: 6,286,252 km (0.084 R)
• M9: 7,100,065 km (0.083 R)
• M10: 8,519,150 km (0.046 R)
• M11: 12,853,898 km (0.103 R)
• M12: 13,592,163 km (0.1 R)
• M13: 14,293,478 km (0.113 R)
• M14: 17,865,427 km (0.081 R)
• M15: 23,319,017 km (0.064 R)
• M16: 34,013,170 km (0.072 R)
• M17: 38,618,541 km (0.085 R)
• M18: 41,070,151 km (0.096 R)
• M19: 44,729,913 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.6

Radius: 14.3

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.11 AU - 10.39 AU

Year: 12108 Days

Day: 13 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,229,653 km

• M1: 179,966 km (0.114 R)
• M2: 639,830 km (0.075 R)
• M3: 1,375,702 km (0.108 R)
• M4: 2,025,705 km (0.091 R)
• M5: 2,522,220 km (0.11 R)
• M6: 3,336,930 km (0.11 R)
• M7: 3,927,842 km (0.072 R)
• M8: 4,438,569 km (0.045 R)
• M9: 6,095,814 km (0.108 R)
• M10: 7,065,208 km (0.089 R)
• M11: 7,825,165 km (0.096 R)
• M12: 9,310,523 km (0.078 R)
• M13: 13,329,469 km (0.12 R)
• M14: 17,089,911 km (0.119 R)
• M15: 23,285,357 km (0.101 R)
• M16: 24,023,772 km (0.103 R)
• M17: 24,777,746 km (0.081 R)
• M18: 29,852,853 km (0.101 R)
• M19: 33,675,079 km (0.031 R)
• M20: 35,339,655 km (0.111 R)
• M21: 47,816,566 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.6

Radius: 4

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 18.05 AU - 20.27 AU

Year: 30944 Days

Day: 21.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,229,653 km

• M1: 89,310 km (0.115 R)
• M2: 239,955 km (0.114 R)
• M3: 516,561 km (0.078 R)
• M4: 836,850 km (0.079 R)
• M5: 1,586,934 km (0.056 R)
• M6: 2,236,039 km (0.056 R)
• M7: 2,816,479 km (0.098 R)
• M8: 3,046,261 km (0.091 R)
• M9: 7,321,619 km (0.115 R)
• M10: 10,566,247 km (0.076 R)
• M11: 13,468,595 km (0.104 R)
• M12: 19,853,881 km (0.104 R)
• M13: 21,827,227 km (0.1 R)
• M14: 22,183,270 km (0.085 R)
• M15: 25,269,624 km (0.071 R)
• M16: 25,959,270 km (0.054 R)
• M17: 35,481,922 km (0.098 R)
• M18: 46,209,436 km (0.086 R)
• M19: 48,737,490 km (0.039 R)
• M20: 51,670,357 km (0.107 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: 445 - 12,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit