🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.05 AU - 1.57 AU

Year: 532 Days

Day: 37.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.41 AU - 2.19 AU

Year: 857 Days

Day: 35.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.67 AU - 1.95 AU

Year: 864 Days

Day: 45.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 162.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.24 AU - 4.34 AU

Year: 2618 Days

Day: 41.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,876,198 km

• M1: 40,691 km (0.091 R)
• M2: 1,316,760 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.6 AU - 5.96 AU

Year: 3707 Days

Day: 32.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,876,198 km

• M1: 494,271 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.4

Radius: 14.3

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 11.06 AU - 12.7 AU

Year: 14527 Days

Day: 13.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,876,198 km

• M1: 178,021 km (0.063 R)
• M2: 2,272,541 km (0.095 R)
• M3: 3,304,767 km (0.098 R)
• M4: 4,027,923 km (0.119 R)
• M5: 7,056,083 km (0.095 R)
• M6: 8,935,182 km (0.061 R)
• M7: 9,964,565 km (0.06 R)
• M8: 13,203,957 km (0.098 R)
• M9: 18,673,704 km (0.078 R)
• M10: 20,267,819 km (0.107 R)
• M11: 21,499,308 km (0.077 R)
• M12: 23,629,881 km (0.092 R)
• M13: 24,795,847 km (0.117 R)
• M14: 39,180,730 km (0.116 R)
• M15: 40,813,291 km (0.105 R)
• M16: 42,917,086 km (0.097 R)
• M17: 46,432,187 km (0.097 R)
• M18: 48,259,824 km (0.074 R)
• M19: 49,504,628 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.1

Radius: 5.4

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 12.91 AU - 13.17 AU

Year: 16705 Days

Day: 19.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,876,198 km

• M1: 67,169 km (0.118 R)
• M2: 481,556 km (0.095 R)
• M3: 711,787 km (0.068 R)
• M4: 894,595 km (0.106 R)
• M5: 1,642,884 km (0.046 R)
• M6: 1,825,842 km (0.049 R)
• M7: 2,313,232 km (0.095 R)
• M8: 3,329,899 km (0.097 R)
• M9: 4,084,471 km (0.11 R)
• M10: 4,517,856 km (0.103 R)
• M11: 4,812,264 km (0.055 R)
• M12: 5,154,395 km (0.116 R)
• M13: 5,476,030 km (0.083 R)
• M14: 5,925,422 km (0.088 R)
• M15: 9,102,133 km (0.107 R)
• M16: 16,308,711 km (0.087 R)
• M17: 17,236,517 km (0.094 R)
• M18: 17,633,400 km (0.113 R)
• M19: 17,955,185 km (0.107 R)
• M20: 18,445,268 km (0.026 R)
• M21: 20,406,646 km (0.036 R)
• M22: 20,672,331 km (0.12 R)
• M23: 24,339,424 km (0.104 R)
• M24: 24,838,782 km (0.057 R)
• M25: 26,273,575 km (0.057 R)
• M26: 27,117,756 km (0.11 R)
• M27: 27,979,888 km (0.073 R)
• M28: 28,198,151 km (0.116 R)
• M29: 30,329,622 km (0.116 R)
• M30: 31,141,190 km (0.111 R)
• M31: 34,157,981 km (0.06 R)
• M32: 42,756,867 km (0.073 R)
• M33: 43,483,763 km (0.085 R)
• M34: 50,723,103 km (0.119 R)
• M35: 59,623,428 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.7

Radius: 5.2

Gravity: 29.13 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 15.47 AU - 15.47 AU

Year: 21586 Days

Day: 23.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,876,198 km

• M1: 67,917 km (0.079 R)
• M2: 299,645 km (0.09 R)
• M3: 676,631 km (0.026 R)
• M4: 957,127 km (0.097 R)
• M5: 1,152,352 km (0.062 R)
• M6: 2,108,732 km (0.049 R)
• M7: 2,759,782 km (0.114 R)
• M8: 2,941,693 km (0.117 R)
• M9: 3,596,782 km (0.112 R)
• M10: 4,241,548 km (0.068 R)
• M11: 4,555,554 km (0.067 R)
• M12: 6,098,357 km (0.068 R)
• M13: 6,915,910 km (0.114 R)
• M14: 8,933,985 km (0.055 R)
• M15: 9,449,948 km (0.053 R)
• M16: 12,471,825 km (0.09 R)
• M17: 13,706,755 km (0.084 R)
• M18: 17,103,375 km (0.095 R)
• M19: 18,077,556 km (0.044 R)
• M20: 30,957,783 km (0.084 R)
• M21: 39,837,614 km (0.072 R)
• M22: 48,334,324 km (0.101 R)
• M23: 48,508,606 km (0.04 R)
• M24: 55,445,309 km (0.073 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 19,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit