🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.58 AU - 0.94 AU

Year: 240 Days

Day: 18.8 Hours

Environment

Temp: 167 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.81 AU - 1.27 AU

Year: 384 Days

Day: 46.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.12 AU - 1.78 AU

Year: 631 Days

Day: 18.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.28 AU - 1.66 AU

Year: 645 Days

Day: 31.9 Hours

Environment

Temp: -21 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.73 AU - 2.09 AU

Year: 955 Days

Day: 38 Hours

Environment

Temp: -65 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.75 AU - 2.31 AU

Year: 1046 Days

Day: 12.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.13 AU - 2.27 AU

Year: 1180 Days

Day: 46.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,720,182 km

• M1: 538,552 km (0.079 R)
• M2: 1,718,880 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.6

Radius: 8.6

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.05 AU - 5.15 AU

Year: 4165 Days

Day: 5.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,720,182 km

• M1: 106,962 km (0.115 R)
• M2: 1,263,653 km (0.06 R)
• M3: 1,959,882 km (0.072 R)
• M4: 2,333,727 km (0.078 R)
• M5: 4,421,365 km (0.077 R)
• M6: 4,753,472 km (0.119 R)
• M7: 5,257,019 km (0.072 R)
• M8: 6,232,846 km (0.111 R)
• M9: 6,919,650 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 9.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 11.93 AU - 12.15 AU

Year: 15109 Days

Day: 7 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,720,182 km

• M1: 118,182 km (0.115 R)
• M2: 478,414 km (0.048 R)
• M3: 963,261 km (0.088 R)
• M4: 1,261,559 km (0.081 R)
• M5: 2,229,457 km (0.065 R)
• M6: 3,124,202 km (0.074 R)
• M7: 5,700,726 km (0.082 R)
• M8: 7,132,976 km (0.104 R)
• M9: 7,776,097 km (0.047 R)
• M10: 10,740,828 km (0.104 R)
• M11: 12,155,425 km (0.115 R)
• M12: 15,166,531 km (0.113 R)
• M13: 16,615,686 km (0.12 R)
• M14: 18,995,040 km (0.091 R)
• M15: 20,526,922 km (0.096 R)
• M16: 22,297,263 km (0.031 R)
• M17: 26,670,907 km (0.041 R)
• M18: 28,031,649 km (0.104 R)
• M19: 29,724,798 km (0.082 R)
• M20: 30,206,952 km (0.091 R)
• M21: 35,969,611 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.3

Radius: 4.3

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 11.7 AU - 19.02 AU

Year: 21771 Days

Day: 15.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,720,182 km

• M1: 60,886 km (0.104 R)
• M2: 234,869 km (0.088 R)
• M3: 416,181 km (0.118 R)
• M4: 829,520 km (0.087 R)
• M5: 1,289,982 km (0.072 R)
• M6: 1,462,618 km (0.06 R)
• M7: 1,790,088 km (0.09 R)
• M8: 2,146,580 km (0.088 R)
• M9: 2,370,677 km (0.089 R)
• M10: 2,843,856 km (0.107 R)
• M11: 3,377,322 km (0.063 R)
• M12: 5,276,167 km (0.108 R)
• M13: 6,040,912 km (0.045 R)
• M14: 7,037,084 km (0.055 R)
• M15: 9,446,358 km (0.072 R)
• M16: 9,744,057 km (0.113 R)
• M17: 11,216,400 km (0.102 R)
• M18: 11,550,152 km (0.037 R)
• M19: 15,601,412 km (0.04 R)
• M20: 17,382,824 km (0.117 R)
• M21: 17,605,425 km (0.066 R)
• M22: 18,437,489 km (0.03 R)
• M23: 18,668,767 km (0.116 R)
• M24: 23,804,612 km (0.068 R)
• M25: 24,263,129 km (0.09 R)
• M26: 27,840,762 km (0.105 R)
• M27: 28,349,694 km (0.104 R)
• M28: 36,989,420 km (0.098 R)
• M29: 37,976,616 km (0.119 R)
• M30: 44,408,577 km (0.116 R)
• M31: 44,685,632 km (0.116 R)
• M32: 45,103,160 km (0.067 R)
• M33: 46,229,332 km (0.055 R)
• M34: 46,513,718 km (0.095 R)
• M35: 49,571,349 km (0.098 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 12,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit