🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.59 AU - 0.65 AU

Year: 320 Days

Day: 26.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,807,679 km

• M1: 42,187 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.55 AU - 0.77 AU

Year: 352 Days

Day: 23 Hours

Environment

Temp: -138 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,807,679 km

• M1: 307,274 km (0.087 R)

Asteroid Belt

Center: 1.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.3

Radius: 9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.61 AU - 2.07 AU

Year: 1637 Days

Day: 12.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,807,679 km

• M1: 111,899 km (0.033 R)
• M2: 591,959 km (0.119 R)
• M3: 1,092,812 km (0.1 R)
• M4: 1,399,488 km (0.12 R)
• M5: 1,925,474 km (0.115 R)
• M6: 2,554,234 km (0.08 R)
• M7: 3,548,013 km (0.108 R)
• M8: 4,817,201 km (0.085 R)
• M9: 7,180,399 km (0.118 R)
• M10: 7,525,072 km (0.118 R)
• M11: 8,354,891 km (0.097 R)
• M12: 8,653,788 km (0.099 R)
• M13: 9,301,846 km (0.053 R)
• M14: 9,652,653 km (0.103 R)
• M15: 10,349,779 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.8

Radius: 14

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.88 AU - 1.92 AU

Year: 1718 Days

Day: 8.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,807,679 km

• M1: 174,132 km (0.116 R)
• M2: 674,686 km (0.075 R)
• M3: 1,174,642 km (0.116 R)
• M4: 2,399,400 km (0.075 R)
• M5: 3,037,734 km (0.118 R)
• M6: 3,752,214 km (0.084 R)
• M7: 4,848,467 km (0.062 R)
• M8: 5,731,244 km (0.108 R)
• M9: 6,326,195 km (0.096 R)
• M10: 7,295,888 km (0.044 R)
• M11: 9,564,540 km (0.101 R)
• M12: 10,154,255 km (0.12 R)
• M13: 10,768,055 km (0.095 R)
• M14: 12,594,794 km (0.115 R)
• M15: 13,050,769 km (0.114 R)
• M16: 13,820,599 km (0.05 R)
• M17: 14,530,142 km (0.03 R)
• M18: 16,215,512 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 12.7

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.67 AU - 3.05 AU

Year: 3173 Days

Day: 13.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 43,807,679 km

• M1: 157,975 km (0.063 R)
• M2: 1,079,797 km (0.09 R)
• M3: 2,454,901 km (0.068 R)
• M4: 4,289,719 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.7

Radius: 7.2

Gravity: 13.56 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.05 AU - 8.01 AU

Year: 10947 Days

Day: 21.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,807,679 km

• M1: 89,609 km (0.08 R)
• M2: 408,851 km (0.067 R)
• M3: 635,342 km (0.105 R)
• M4: 861,983 km (0.114 R)
• M5: 1,339,649 km (0.096 R)
• M6: 1,587,233 km (0.068 R)
• M7: 1,816,866 km (0.09 R)
• M8: 2,924,339 km (0.058 R)
• M9: 3,469,474 km (0.087 R)
• M10: 4,791,620 km (0.104 R)
• M11: 5,176,984 km (0.07 R)
• M12: 5,411,254 km (0.089 R)
• M13: 6,009,795 km (0.05 R)
• M14: 8,295,950 km (0.114 R)
• M15: 8,804,882 km (0.108 R)
• M16: 9,632,009 km (0.108 R)
• M17: 11,105,847 km (0.065 R)
• M18: 13,275,913 km (0.099 R)
• M19: 13,779,759 km (0.064 R)
• M20: 14,166,021 km (0.099 R)
• M21: 14,892,917 km (0.083 R)
• M22: 24,695,467 km (0.057 R)
• M23: 26,333,264 km (0.07 R)
• M24: 27,939,497 km (0.088 R)
• M25: 30,906,022 km (0.084 R)
• M26: 33,842,479 km (0.026 R)
• M27: 34,782,253 km (0.079 R)
• M28: 37,456,016 km (0.092 R)
• M29: 43,897,550 km (0.118 R)
• M30: 46,007,778 km (0.104 R)
• M31: 47,744,011 km (0.072 R)
• M32: 50,734,023 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.4

Radius: 7.6

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.17 AU - 10.11 AU

Year: 16660 Days

Day: 23 Hours

Environment

Temp: -235 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,807,679 km

• M1: 94,546 km (0.048 R)
• M2: 362,476 km (0.044 R)
• M3: 706,401 km (0.109 R)
• M4: 1,447,808 km (0.051 R)
• M5: 1,767,499 km (0.112 R)
• M6: 3,173,868 km (0.106 R)
• M7: 7,054,587 km (0.079 R)
• M8: 12,043,975 km (0.07 R)
• M9: 25,270,222 km (0.051 R)
• M10: 30,189,449 km (0.105 R)
• M11: 32,067,800 km (0.1 R)
• M12: 34,691,447 km (0.046 R)
• M13: 38,287,630 km (0.059 R)
• M14: 40,237,638 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 16,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit