🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.44 AU - 0.62 AU

Year: 249 Days

Day: 20.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.4

Radius: 12.9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.63 AU - 0.79 AU

Year: 386 Days

Day: 13.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,766,551 km

• M1: 160,369 km (0.07 R)
• M2: 592,258 km (0.053 R)
• M3: 1,149,660 km (0.061 R)
• M4: 1,747,453 km (0.12 R)
• M5: 2,316,373 km (0.051 R)
• M6: 2,965,927 km (0.1 R)
• M7: 3,819,383 km (0.088 R)
• M8: 4,251,571 km (0.082 R)
• M9: 4,687,948 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.6

Radius: 11

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.74 AU - 0.77 AU

Year: 419 Days

Day: 12.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,766,551 km

• M1: 137,331 km (0.118 R)
• M2: 673,789 km (0.115 R)
• M3: 1,039,556 km (0.095 R)
• M4: 1,475,933 km (0.11 R)
• M5: 2,142,989 km (0.09 R)
• M6: 3,443,893 km (0.047 R)
• M7: 4,292,860 km (0.083 R)
• M8: 4,947,950 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.1

Radius: 14.8

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.65 AU - 1.05 AU

Year: 506 Days

Day: 12.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,766,551 km

• M1: 184,005 km (0.093 R)
• M2: 769,531 km (0.118 R)
• M3: 1,384,678 km (0.098 R)
• M4: 1,878,351 km (0.068 R)
• M5: 2,422,588 km (0.06 R)
• M6: 3,918,866 km (0.032 R)
• M7: 5,312,819 km (0.109 R)
• M8: 6,476,989 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.1

Radius: 11.6

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.37 AU - 3.75 AU

Year: 4337 Days

Day: 7.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,766,551 km

• M1: 144,212 km (0.107 R)
• M2: 525,837 km (0.075 R)
• M3: 1,267,842 km (0.098 R)
• M4: 2,402,243 km (0.111 R)
• M5: 3,147,988 km (0.119 R)
• M6: 3,522,431 km (0.037 R)
• M7: 3,945,793 km (0.093 R)
• M8: 5,330,023 km (0.076 R)
• M9: 7,332,390 km (0.103 R)
• M10: 8,373,890 km (0.115 R)
• M11: 9,303,342 km (0.077 R)
• M12: 10,749,056 km (0.084 R)
• M13: 11,685,389 km (0.115 R)
• M14: 13,809,828 km (0.113 R)
• M15: 15,106,094 km (0.073 R)
• M16: 16,532,360 km (0.087 R)
• M17: 17,619,936 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.6

Radius: 14.8

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.74 AU - 5.08 AU

Year: 5980 Days

Day: 6.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,766,551 km

• M1: 184,005 km (0.086 R)
• M2: 788,830 km (0.073 R)
• M3: 1,251,835 km (0.073 R)
• M4: 1,777,821 km (0.085 R)
• M5: 2,284,359 km (0.119 R)
• M6: 2,766,065 km (0.117 R)
• M7: 3,597,978 km (0.119 R)
• M8: 4,616,291 km (0.069 R)
• M9: 5,396,743 km (0.111 R)
• M10: 5,994,387 km (0.075 R)
• M11: 7,425,290 km (0.037 R)
• M12: 8,879,232 km (0.117 R)
• M13: 9,838,603 km (0.103 R)
• M14: 10,646,282 km (0.085 R)
• M15: 13,644,523 km (0.082 R)
• M16: 14,220,624 km (0.073 R)
• M17: 16,395,029 km (0.119 R)
• M18: 17,838,798 km (0.112 R)
• M19: 18,401,585 km (0.096 R)
• M20: 22,897,899 km (0.114 R)
• M21: 23,563,011 km (0.098 R)
• M22: 27,412,912 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 10

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.51 AU - 6.21 AU

Year: 8012 Days

Day: 12.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,766,551 km

• M1: 124,465 km (0.118 R)
• M2: 477,965 km (0.039 R)
• M3: 793,617 km (0.104 R)
• M4: 1,150,856 km (0.089 R)
• M5: 1,552,228 km (0.047 R)
• M6: 2,141,344 km (0.025 R)
• M7: 3,374,778 km (0.102 R)
• M8: 4,365,864 km (0.057 R)
• M9: 5,206,305 km (0.114 R)
• M10: 5,824,144 km (0.104 R)
• M11: 8,133,786 km (0.113 R)
• M12: 8,965,999 km (0.065 R)
• M13: 9,762,607 km (0.117 R)
• M14: 10,319,411 km (0.107 R)
• M15: 12,980,308 km (0.079 R)
• M16: 14,588,036 km (0.116 R)
• M17: 16,132,036 km (0.091 R)
• M18: 18,966,766 km (0.084 R)
• M19: 20,727,533 km (0.081 R)
• M20: 22,355,457 km (0.088 R)
• M21: 22,835,816 km (0.113 R)
• M22: 27,474,098 km (0.08 R)
• M23: 27,840,912 km (0.037 R)
• M24: 28,396,967 km (0.063 R)
• M25: 30,402,177 km (0.094 R)
• M26: 31,090,925 km (0.099 R)
• M27: 36,097,966 km (0.12 R)
• M28: 37,428,789 km (0.089 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 17,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit