🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.53 AU - 0.55 AU

Year: 252 Days

Day: 40.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,729,842 km

• M1: 81,680 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.1

Radius: 13.3

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.69 AU - 0.91 AU

Year: 455 Days

Day: 10.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 90,729,842 km

• M1: 165,455 km (0.08 R)
• M2: 696,976 km (0.115 R)
• M3: 1,112,260 km (0.108 R)
• M4: 2,093,173 km (0.088 R)
• M5: 2,512,347 km (0.058 R)
• M6: 3,273,800 km (0.117 R)
• M7: 3,698,658 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.8

Radius: 9.1

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.13 AU - 1.41 AU

Year: 910 Days

Day: 11.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,729,842 km

• M1: 117,584 km (0.11 R)
• M2: 586,124 km (0.071 R)
• M3: 915,988 km (0.089 R)
• M4: 2,407,778 km (0.096 R)
• M5: 2,880,806 km (0.029 R)
• M6: 3,825,367 km (0.118 R)
• M7: 4,647,557 km (0.104 R)
• M8: 5,978,978 km (0.114 R)
• M9: 6,313,180 km (0.097 R)
• M10: 6,743,124 km (0.11 R)
• M11: 7,391,332 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174

Radius: 13.4

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.11 AU - 1.43 AU

Year: 910 Days

Day: 14.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,729,842 km

• M1: 168,896 km (0.079 R)
• M2: 672,143 km (0.114 R)
• M3: 1,188,106 km (0.117 R)
• M4: 2,061,907 km (0.104 R)
• M5: 2,937,055 km (0.117 R)
• M6: 3,437,011 km (0.111 R)
• M7: 4,196,819 km (0.111 R)
• M8: 5,192,991 km (0.059 R)
• M9: 5,721,670 km (0.108 R)
• M10: 6,141,591 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.2

Radius: 5.9

Gravity: 22.76 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.81 AU - 11.83 AU

Year: 24216 Days

Day: 20.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,729,842 km

• M1: 73,752 km (0.049 R)
• M2: 495,618 km (0.113 R)
• M3: 854,353 km (0.086 R)
• M4: 1,506,899 km (0.08 R)
• M5: 1,938,190 km (0.11 R)
• M6: 2,400,747 km (0.087 R)
• M7: 3,100,117 km (0.117 R)
• M8: 5,246,846 km (0.1 R)
• M9: 5,451,047 km (0.088 R)
• M10: 6,599,809 km (0.104 R)
• M11: 6,837,969 km (0.093 R)
• M12: 8,224,741 km (0.055 R)
• M13: 11,135,617 km (0.103 R)
• M14: 13,191,690 km (0.071 R)
• M15: 19,655,215 km (0.105 R)
• M16: 27,461,681 km (0.071 R)
• M17: 27,707,321 km (0.089 R)
• M18: 29,596,592 km (0.054 R)
• M19: 33,489,578 km (0.118 R)
• M20: 38,625,871 km (0.04 R)
• M21: 39,400,040 km (0.076 R)
• M22: 40,979,195 km (0.081 R)
• M23: 42,929,353 km (0.119 R)
• M24: 51,535,718 km (0.034 R)
• M25: 53,422,896 km (0.06 R)
• M26: 53,805,866 km (0.08 R)
• M27: 62,912,337 km (0.073 R)
• M28: 72,524,150 km (0.094 R)
• M29: 82,813,043 km (0.056 R)
• M30: 83,583,173 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 11,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit