🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.69 AU - 0.73 AU

Year: 216 Days

Day: 37.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,169,064 km

• M1: 124,914 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.01 AU - 1.15 AU

Year: 406 Days

Day: 32.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.25 AU - 3.19 AU

Year: 1622 Days

Day: 42.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,169,064 km

• M1: 556,953 km (0.063 R)
• M2: 1,774,380 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.56 AU - 3.1 AU

Year: 1722 Days

Day: 12.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.6

Radius: 11.4

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.07 AU - 7.05 AU

Year: 6076 Days

Day: 12.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,169,064 km

• M1: 142,417 km (0.039 R)
• M2: 740,210 km (0.116 R)
• M3: 2,587,295 km (0.112 R)
• M4: 3,248,219 km (0.091 R)
• M5: 3,978,256 km (0.074 R)
• M6: 4,350,605 km (0.105 R)
• M7: 5,262,703 km (0.117 R)
• M8: 6,053,777 km (0.089 R)
• M9: 6,548,497 km (0.092 R)
• M10: 7,744,981 km (0.108 R)
• M11: 14,250,693 km (0.119 R)
• M12: 15,277,982 km (0.107 R)
• M13: 17,098,737 km (0.092 R)
• M14: 19,118,009 km (0.058 R)
• M15: 20,245,678 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.1

Radius: 10.1

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.06 AU - 12.08 AU

Year: 12428 Days

Day: 12.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,169,064 km

• M1: 125,662 km (0.119 R)
• M2: 747,092 km (0.046 R)
• M3: 1,080,994 km (0.043 R)
• M4: 1,448,257 km (0.075 R)
• M5: 2,069,687 km (0.029 R)
• M6: 3,399,761 km (0.077 R)
• M7: 3,840,925 km (0.077 R)
• M8: 4,438,419 km (0.117 R)
• M9: 5,162,922 km (0.039 R)
• M10: 6,186,470 km (0.07 R)
• M11: 7,424,393 km (0.091 R)
• M12: 8,034,752 km (0.115 R)
• M13: 8,678,322 km (0.06 R)
• M14: 11,773,801 km (0.078 R)
• M15: 13,536,363 km (0.093 R)
• M16: 14,248,898 km (0.064 R)
• M17: 15,122,998 km (0.047 R)
• M18: 17,730,040 km (0.1 R)
• M19: 18,583,047 km (0.109 R)
• M20: 20,877,430 km (0.054 R)
• M21: 21,220,009 km (0.071 R)
• M22: 26,618,099 km (0.079 R)
• M23: 30,832,720 km (0.048 R)
• M24: 31,277,175 km (0.032 R)
• M25: 31,613,471 km (0.078 R)
• M26: 38,725,204 km (0.077 R)
• M27: 45,387,096 km (0.076 R)
• M28: 49,365,652 km (0.114 R)
• M29: 51,206,154 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.3

Radius: 7.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 11.85 AU - 18.43 AU

Year: 21305 Days

Day: 21.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,169,064 km

• M1: 97,089 km (0.052 R)
• M2: 361,578 km (0.085 R)
• M3: 868,416 km (0.114 R)
• M4: 1,573,620 km (0.114 R)
• M5: 2,213,600 km (0.102 R)
• M6: 2,678,699 km (0.105 R)
• M7: 4,753,472 km (0.097 R)
• M8: 5,181,621 km (0.114 R)
• M9: 6,905,587 km (0.082 R)
• M10: 7,987,928 km (0.104 R)
• M11: 14,792,686 km (0.074 R)
• M12: 24,206,132 km (0.039 R)
• M13: 26,170,652 km (0.099 R)
• M14: 27,816,826 km (0.071 R)
• M15: 34,242,953 km (0.117 R)
• M16: 36,084,951 km (0.059 R)
• M17: 44,689,222 km (0.036 R)
• M18: 51,337,651 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.5

Radius: 4.5

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 15.1 AU - 21.2 AU

Year: 27964 Days

Day: 24.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,169,064 km

• M1: 57,146 km (0.119 R)
• M2: 218,114 km (0.105 R)
• M3: 447,746 km (0.116 R)
• M4: 653,144 km (0.089 R)
• M5: 1,304,643 km (0.084 R)
• M6: 1,587,832 km (0.12 R)
• M7: 2,329,837 km (0.061 R)
• M8: 2,910,277 km (0.042 R)
• M9: 4,379,178 km (0.088 R)
• M10: 9,759,915 km (0.102 R)
• M11: 10,434,451 km (0.086 R)
• M12: 12,201,053 km (0.094 R)
• M13: 17,124,468 km (0.115 R)
• M14: 18,246,452 km (0.061 R)
• M15: 24,685,893 km (0.103 R)
• M16: 25,572,858 km (0.03 R)
• M17: 27,504,167 km (0.108 R)
• M18: 31,139,844 km (0.038 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 15,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit