🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.42 AU - 0.64 AU

Year: 145 Days

Day: 18.9 Hours

Environment

Temp: 220 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,981,760 km

• M1: 191,934 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.92 AU - 1.08 AU

Year: 375 Days

Day: 14.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.28 AU - 1.72 AU

Year: 688 Days

Day: 13.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.64 AU - 2.42 AU

Year: 1084 Days

Day: 41.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,981,760 km

• M1: 191,336 km (0.107 R)
• M2: 1,305,840 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.24 AU - 2.82 AU

Year: 1508 Days

Day: 27.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.4

Radius: 8

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.4 AU - 9.64 AU

Year: 9319 Days

Day: 13.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,981,760 km

• M1: 99,632 km (0.053 R)
• M2: 545,284 km (0.111 R)
• M3: 1,067,830 km (0.119 R)
• M4: 1,359,845 km (0.076 R)
• M5: 1,691,653 km (0.106 R)
• M6: 2,538,377 km (0.07 R)
• M7: 3,066,308 km (0.071 R)
• M8: 3,618,473 km (0.047 R)
• M9: 4,081,180 km (0.105 R)
• M10: 4,500,802 km (0.084 R)
• M11: 4,834,255 km (0.089 R)
• M12: 5,837,159 km (0.087 R)
• M13: 6,268,151 km (0.032 R)
• M14: 7,534,497 km (0.099 R)
• M15: 9,402,825 km (0.079 R)
• M16: 9,718,925 km (0.112 R)
• M17: 11,054,983 km (0.072 R)
• M18: 13,795,916 km (0.087 R)
• M19: 15,478,592 km (0.099 R)
• M20: 15,983,485 km (0.065 R)
• M21: 17,975,082 km (0.087 R)
• M22: 18,603,542 km (0.11 R)
• M23: 21,187,098 km (0.096 R)
• M24: 22,364,283 km (0.037 R)
• M25: 29,005,232 km (0.117 R)
• M26: 29,291,413 km (0.102 R)
• M27: 31,147,922 km (0.098 R)
• M28: 31,649,225 km (0.098 R)
• M29: 37,750,574 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.6

Radius: 13.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.8 AU - 10.2 AU

Year: 10118 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,981,760 km

• M1: 167,101 km (0.054 R)
• M2: 665,860 km (0.08 R)
• M3: 1,190,949 km (0.118 R)
• M4: 1,674,000 km (0.092 R)
• M5: 3,929,188 km (0.063 R)
• M6: 5,519,862 km (0.11 R)
• M7: 7,505,475 km (0.098 R)
• M8: 12,668,097 km (0.095 R)
• M9: 13,121,229 km (0.11 R)
• M10: 19,967,725 km (0.113 R)
• M11: 24,539,885 km (0.071 R)
• M12: 33,600,430 km (0.084 R)
• M13: 34,470,641 km (0.099 R)
• M14: 37,518,996 km (0.082 R)
• M15: 41,607,955 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.9

Radius: 5.5

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 10.64 AU - 17.73 AU

Year: 20010 Days

Day: 24 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,981,760 km

• M1: 69,563 km (0.086 R)
• M2: 278,850 km (0.051 R)
• M3: 1,242,560 km (0.058 R)
• M4: 1,415,046 km (0.104 R)
• M5: 4,068,464 km (0.06 R)
• M6: 4,945,556 km (0.067 R)
• M7: 5,474,085 km (0.106 R)
• M8: 14,629,325 km (0.074 R)
• M9: 20,735,611 km (0.086 R)
• M10: 25,947,451 km (0.075 R)
• M11: 30,890,764 km (0.03 R)
• M12: 33,480,153 km (0.092 R)
• M13: 35,038,065 km (0.105 R)
• M14: 35,249,297 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.6

Radius: 4.1

Gravity: 32.58 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 13.87 AU - 15.43 AU

Year: 21013 Days

Day: 20 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,981,760 km

• M1: 51,013 km (0.109 R)
• M2: 259,852 km (0.114 R)
• M3: 892,800 km (0.055 R)
• M4: 1,303,446 km (0.067 R)
• M5: 1,829,732 km (0.085 R)
• M6: 2,508,607 km (0.061 R)
• M7: 2,942,889 km (0.082 R)
• M8: 3,597,380 km (0.12 R)
• M9: 5,849,426 km (0.117 R)
• M10: 6,348,634 km (0.089 R)
• M11: 7,966,236 km (0.094 R)
• M12: 8,371,198 km (0.059 R)
• M13: 9,387,865 km (0.101 R)
• M14: 9,839,650 km (0.101 R)
• M15: 10,012,735 km (0.066 R)
• M16: 10,187,765 km (0.095 R)
• M17: 10,544,107 km (0.086 R)
• M18: 13,699,874 km (0.087 R)
• M19: 14,577,116 km (0.067 R)
• M20: 18,113,909 km (0.057 R)
• M21: 18,990,702 km (0.069 R)
• M22: 19,895,320 km (0.113 R)
• M23: 24,428,435 km (0.032 R)
• M24: 24,959,208 km (0.115 R)
• M25: 26,153,747 km (0.114 R)
• M26: 26,374,853 km (0.082 R)
• M27: 26,709,054 km (0.107 R)
• M28: 33,476,114 km (0.116 R)
• M29: 36,834,287 km (0.064 R)
• M30: 37,813,255 km (0.051 R)
• M31: 38,237,964 km (0.116 R)
• M32: 40,853,982 km (0.111 R)
• M33: 42,662,770 km (0.099 R)
• M34: 46,116,087 km (0.036 R)
• M35: 55,190,843 km (0.12 R)
• M36: 55,554,815 km (0.1 R)
• M37: 55,920,432 km (0.084 R)
• M38: 65,182,335 km (0.045 R)
• M39: 70,387,593 km (0.056 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 18,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit