🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.57 AU - 0.65 AU

Year: 175 Days

Day: 14.8 Hours

Environment

Temp: 195 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,395,772 km

• M1: 220,657 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.8 AU - 1.24 AU

Year: 378 Days

Day: 40.4 Hours

Environment

Temp: 39 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.87 AU - 1.17 AU

Year: 378 Days

Day: 38.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.66 AU - 3.58 AU

Year: 2023 Days

Day: 25.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,395,772 km

• M1: 49,666 km (0.116 R)

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.29 AU - 4.79 AU

Year: 3551 Days

Day: 18.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.5

Radius: 9.3

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.7 AU - 6.14 AU

Year: 5288 Days

Day: 14 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,395,772 km

• M1: 125,513 km (0.098 R)
• M2: 475,272 km (0.058 R)
• M3: 803,041 km (0.119 R)
• M4: 1,100,891 km (0.111 R)
• M5: 1,551,180 km (0.099 R)
• M6: 1,864,588 km (0.115 R)
• M7: 2,523,866 km (0.079 R)
• M8: 2,930,921 km (0.076 R)
• M9: 4,884,071 km (0.105 R)
• M10: 5,471,991 km (0.08 R)
• M11: 6,030,739 km (0.115 R)
• M12: 6,573,630 km (0.089 R)
• M13: 6,898,257 km (0.075 R)
• M14: 7,967,283 km (0.079 R)
• M15: 9,243,503 km (0.073 R)
• M16: 9,686,163 km (0.1 R)
• M17: 10,394,808 km (0.068 R)
• M18: 10,724,821 km (0.091 R)
• M19: 12,770,422 km (0.096 R)
• M20: 13,362,830 km (0.112 R)
• M21: 14,557,070 km (0.113 R)
• M22: 16,405,650 km (0.115 R)
• M23: 16,853,547 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.8

Radius: 11

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.28 AU - 6.34 AU

Year: 5819 Days

Day: 12.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,395,772 km

• M1: 137,032 km (0.057 R)
• M2: 777,161 km (0.048 R)
• M3: 1,382,434 km (0.108 R)
• M4: 2,084,946 km (0.106 R)
• M5: 2,433,060 km (0.063 R)
• M6: 3,578,830 km (0.043 R)
• M7: 3,930,983 km (0.119 R)
• M8: 4,283,735 km (0.104 R)
• M9: 5,634,454 km (0.051 R)
• M10: 7,514,002 km (0.072 R)
• M11: 10,061,205 km (0.114 R)
• M12: 10,598,560 km (0.057 R)
• M13: 12,514,011 km (0.096 R)
• M14: 13,380,482 km (0.082 R)
• M15: 13,929,507 km (0.112 R)
• M16: 15,449,122 km (0.07 R)
• M17: 17,485,747 km (0.09 R)
• M18: 20,867,257 km (0.114 R)
• M19: 21,742,106 km (0.038 R)
• M20: 23,421,342 km (0.083 R)
• M21: 24,366,202 km (0.101 R)
• M22: 25,035,054 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.2

Radius: 4.8

Gravity: 41.41 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 13.57 AU - 20.91 AU

Year: 26277 Days

Day: 23.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,395,772 km

• M1: 59,690 km (0.101 R)
• M2: 278,402 km (0.086 R)
• M3: 862,581 km (0.068 R)
• M4: 2,648,630 km (0.118 R)
• M5: 3,397,966 km (0.039 R)
• M6: 5,013,773 km (0.102 R)
• M7: 5,828,333 km (0.036 R)
• M8: 6,531,144 km (0.076 R)
• M9: 7,132,677 km (0.087 R)
• M10: 7,288,707 km (0.108 R)
• M11: 7,607,650 km (0.066 R)
• M12: 7,880,367 km (0.107 R)
• M13: 8,503,592 km (0.046 R)
• M14: 8,856,942 km (0.065 R)
• M15: 9,847,280 km (0.067 R)
• M16: 11,047,204 km (0.067 R)
• M17: 11,397,114 km (0.032 R)
• M18: 11,899,314 km (0.09 R)
• M19: 13,894,351 km (0.087 R)
• M20: 17,288,577 km (0.097 R)
• M21: 20,983,345 km (0.045 R)
• M22: 30,976,034 km (0.094 R)
• M23: 31,811,688 km (0.082 R)
• M24: 35,304,349 km (0.061 R)
• M25: 35,606,388 km (0.037 R)
• M26: 39,205,413 km (0.105 R)
• M27: 44,079,312 km (0.085 R)
• M28: 45,849,354 km (0.082 R)
• M29: 46,933,789 km (0.082 R)
• M30: 51,831,025 km (0.112 R)
• M31: 74,576,633 km (0.05 R)
• M32: 75,323,575 km (0.09 R)
• M33: 76,075,304 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462

Radius: 3.5

Gravity: 37.71 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 17.37 AU - 22.43 AU

Year: 32588 Days

Day: 18.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,395,772 km

• M1: 43,683 km (0.074 R)
• M2: 270,772 km (0.103 R)
• M3: 1,167,163 km (0.105 R)
• M4: 1,435,242 km (0.038 R)
• M5: 3,484,583 km (0.102 R)
• M6: 9,091,511 km (0.109 R)
• M7: 9,449,350 km (0.102 R)
• M8: 11,176,906 km (0.118 R)
• M9: 14,911,168 km (0.1 R)
• M10: 15,324,955 km (0.119 R)
• M11: 15,746,373 km (0.08 R)
• M12: 16,002,783 km (0.083 R)
• M13: 16,700,358 km (0.116 R)
• M14: 17,784,344 km (0.099 R)
• M15: 19,497,090 km (0.077 R)
• M16: 20,596,036 km (0.097 R)
• M17: 37,164,300 km (0.062 R)
• M18: 38,230,633 km (0.107 R)
• M19: 39,788,994 km (0.112 R)
• M20: 40,264,716 km (0.105 R)
• M21: 45,576,786 km (0.095 R)
• M22: 49,305,364 km (0.069 R)
• M23: 63,624,872 km (0.058 R)
• M24: 73,611,128 km (0.107 R)
• M25: 74,327,702 km (0.043 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: 317 - 19,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit