🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.51 AU - 0.59 AU

Year: 144 Days

Day: 23.9 Hours

Environment

Temp: 260 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,405,694 km

• M1: 42,187 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.12 AU - 1.66 AU

Year: 579 Days

Day: 23.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 20.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.26 AU - 1.7 AU

Year: 636 Days

Day: 46.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.45 AU - 1.75 AU

Year: 715 Days

Day: 16.3 Hours

Environment

Temp: -21 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.41 AU - 2.21 AU

Year: 860 Days

Day: 29.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,405,694 km

• M1: 133,890 km (0.113 R)
• M2: 629,508 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.61 AU - 2.63 AU

Year: 1497 Days

Day: 29 Hours

Environment

Temp: -91 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.28 AU - 5.26 AU

Year: 3679 Days

Day: 40 Hours

Environment

Temp: -122 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,405,694 km

• M1: 1,555,219 km (0.101 R)

Asteroid Belt

Center: 8.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.1

Radius: 8.1

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.45 AU - 12.79 AU

Year: 13986 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,405,694 km

• M1: 100,679 km (0.068 R)
• M2: 435,031 km (0.093 R)
• M3: 1,345,633 km (0.088 R)
• M4: 1,792,033 km (0.09 R)
• M5: 2,434,257 km (0.058 R)
• M6: 4,317,544 km (0.094 R)
• M7: 5,607,975 km (0.074 R)
• M8: 6,886,140 km (0.12 R)
• M9: 8,022,186 km (0.08 R)
• M10: 9,380,235 km (0.116 R)
• M11: 12,175,771 km (0.079 R)
• M12: 14,571,281 km (0.098 R)
• M13: 19,261,474 km (0.104 R)
• M14: 23,424,035 km (0.091 R)
• M15: 25,165,354 km (0.09 R)
• M16: 26,784,152 km (0.053 R)
• M17: 28,578,878 km (0.117 R)
• M18: 31,246,956 km (0.091 R)
• M19: 32,996,354 km (0.079 R)
• M20: 38,240,507 km (0.106 R)
• M21: 39,834,921 km (0.072 R)
• M22: 46,507,734 km (0.097 R)
• M23: 51,294,118 km (0.088 R)
• M24: 54,550,415 km (0.039 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.4

Radius: 11.1

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 10.78 AU - 13.8 AU

Year: 15213 Days

Day: 11.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,405,694 km

• M1: 138,079 km (0.083 R)
• M2: 521,648 km (0.117 R)
• M3: 971,788 km (0.043 R)
• M4: 1,386,174 km (0.095 R)
• M5: 1,821,653 km (0.117 R)
• M6: 2,272,392 km (0.069 R)
• M7: 2,627,387 km (0.088 R)
• M8: 3,951,628 km (0.047 R)
• M9: 4,683,161 km (0.112 R)
• M10: 5,365,477 km (0.093 R)
• M11: 6,300,763 km (0.081 R)
• M12: 7,597,178 km (0.105 R)
• M13: 7,991,967 km (0.084 R)
• M14: 9,112,455 km (0.063 R)
• M15: 11,096,272 km (0.116 R)
• M16: 13,039,848 km (0.106 R)
• M17: 14,926,726 km (0.07 R)
• M18: 16,329,804 km (0.097 R)
• M19: 17,590,017 km (0.1 R)
• M20: 18,517,823 km (0.105 R)
• M21: 18,993,843 km (0.088 R)
• M22: 20,387,048 km (0.095 R)
• M23: 26,444,864 km (0.093 R)
• M24: 29,342,276 km (0.097 R)
• M25: 32,674,868 km (0.088 R)
• M26: 41,550,659 km (0.096 R)
• M27: 45,309,156 km (0.09 R)
• M28: 46,029,170 km (0.063 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.6

Radius: 4.7

Gravity: 13.2 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 16.44 AU - 22.42 AU

Year: 30242 Days

Day: 23.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,405,694 km

• M1: 58,493 km (0.099 R)
• M2: 441,912 km (0.045 R)
• M3: 608,564 km (0.042 R)
• M4: 893,997 km (0.113 R)
• M5: 1,382,733 km (0.052 R)
• M6: 1,992,793 km (0.117 R)
• M7: 2,621,104 km (0.108 R)
• M8: 3,233,857 km (0.119 R)
• M9: 3,486,678 km (0.118 R)
• M10: 5,175,787 km (0.115 R)
• M11: 5,600,944 km (0.073 R)
• M12: 6,346,390 km (0.106 R)
• M13: 7,109,190 km (0.1 R)
• M14: 7,634,279 km (0.107 R)
• M15: 10,112,218 km (0.039 R)
• M16: 10,410,217 km (0.071 R)
• M17: 13,219,814 km (0.092 R)
• M18: 15,220,536 km (0.08 R)
• M19: 16,661,164 km (0.076 R)
• M20: 16,909,795 km (0.106 R)
• M21: 18,365,682 km (0.117 R)
• M22: 19,259,978 km (0.07 R)
• M23: 20,750,721 km (0.118 R)
• M24: 21,329,066 km (0.096 R)
• M25: 23,231,203 km (0.104 R)
• M26: 23,437,798 km (0.097 R)
• M27: 30,221,163 km (0.069 R)
• M28: 30,714,836 km (0.06 R)
• M29: 39,657,797 km (0.036 R)
• M30: 41,754,710 km (0.111 R)
• M31: 45,197,257 km (0.082 R)
• M32: 45,519,341 km (0.1 R)
• M33: 45,680,907 km (0.12 R)
• M34: 47,649,914 km (0.103 R)
• M35: 51,932,452 km (0.062 R)
• M36: 56,278,270 km (0.118 R)
• M37: 60,079,851 km (0.072 R)
• M38: 61,845,106 km (0.112 R)
• M39: 64,049,281 km (0.101 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 13,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit