🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.53 AU - 0.53 AU

Year: 146 Days

Day: 34.3 Hours

Environment

Temp: 145 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.51 AU - 0.61 AU

Year: 159 Days

Day: 30.3 Hours

Environment

Temp: 225 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.7 AU - 0.82 AU

Year: 251 Days

Day: 13 Hours

Environment

Temp: 124 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.79 AU - 1.27 AU

Year: 396 Days

Day: 26.8 Hours

Environment

Temp: 11 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.83 AU - 1.31 AU

Year: 419 Days

Day: 28.6 Hours

Environment

Temp: -6 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.98 AU - 1.38 AU

Year: 485 Days

Day: 27.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 7 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.78 AU - 3.68 AU

Year: 2199 Days

Day: 33.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.1

Radius: 11.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.97 AU - 7.07 AU

Year: 5594 Days

Day: 9.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,502,378 km

• M1: 151,094 km (0.079 R)
• M2: 780,302 km (0.093 R)
• M3: 1,172,399 km (0.092 R)
• M4: 1,576,163 km (0.103 R)
• M5: 2,534,637 km (0.083 R)
• M6: 3,028,160 km (0.116 R)
• M7: 7,110,686 km (0.11 R)
• M8: 7,561,125 km (0.114 R)
• M9: 8,917,529 km (0.111 R)
• M10: 9,829,328 km (0.08 R)
• M11: 11,617,023 km (0.107 R)
• M12: 12,797,799 km (0.032 R)
• M13: 13,957,332 km (0.095 R)
• M14: 14,562,754 km (0.11 R)
• M15: 16,877,333 km (0.037 R)
• M16: 17,448,946 km (0.072 R)
• M17: 19,365,145 km (0.102 R)
• M18: 21,550,770 km (0.112 R)
• M19: 23,259,477 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.3

Radius: 4.2

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 12.24 AU - 12.48 AU

Year: 16458 Days

Day: 23.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,502,378 km

• M1: 52,210 km (0.118 R)
• M2: 203,603 km (0.042 R)
• M3: 590,164 km (0.101 R)
• M4: 1,008,140 km (0.115 R)
• M5: 2,397,605 km (0.089 R)
• M6: 3,359,519 km (0.066 R)
• M7: 4,967,248 km (0.042 R)
• M8: 5,666,917 km (0.083 R)
• M9: 13,718,723 km (0.092 R)
• M10: 16,950,336 km (0.107 R)
• M11: 25,770,328 km (0.118 R)
• M12: 31,985,970 km (0.093 R)
• M13: 34,594,508 km (0.09 R)
• M14: 40,725,627 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.4

Radius: 3.8

Gravity: 31.61 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.7 AU - 19.4 AU

Year: 26665 Days

Day: 19 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,502,378 km

• M1: 52,060 km (0.058 R)
• M2: 485,894 km (0.074 R)
• M3: 616,642 km (0.117 R)
• M4: 2,991,509 km (0.111 R)
• M5: 4,710,538 km (0.111 R)
• M6: 6,355,217 km (0.104 R)
• M7: 6,669,821 km (0.085 R)
• M8: 6,947,624 km (0.118 R)
• M9: 7,827,409 km (0.073 R)
• M10: 10,347,386 km (0.075 R)
• M11: 15,183,436 km (0.072 R)
• M12: 15,342,458 km (0.042 R)
• M13: 15,663,944 km (0.113 R)
• M14: 16,320,230 km (0.055 R)
• M15: 16,739,703 km (0.117 R)
• M16: 17,080,337 km (0.079 R)
• M17: 17,512,675 km (0.036 R)
• M18: 20,164,746 km (0.12 R)
• M19: 25,011,567 km (0.05 R)
• M20: 26,248,293 km (0.066 R)
• M21: 28,238,992 km (0.04 R)
• M22: 33,047,666 km (0.117 R)
• M23: 43,761,566 km (0.101 R)
• M24: 46,886,815 km (0.082 R)
• M25: 51,579,102 km (0.045 R)
• M26: 54,130,942 km (0.113 R)
• M27: 54,875,192 km (0.083 R)
• M28: 55,062,339 km (0.089 R)
• M29: 56,004,356 km (0.071 R)
• M30: 62,288,963 km (0.115 R)
• M31: 63,106,216 km (0.085 R)
• M32: 67,085,520 km (0.079 R)
• M33: 67,944,062 km (0.095 R)
• M34: 71,006,629 km (0.097 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit