🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.41 AU - 0.63 AU

Year: 138 Days

Day: 15.1 Hours

Environment

Temp: 221 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.57 AU - 0.61 AU

Year: 167 Days

Day: 21.2 Hours

Environment

Temp: 224 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.74 AU - 1.04 AU

Year: 310 Days

Day: 38.9 Hours

Environment

Temp: 113 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.84 AU - 1.18 AU

Year: 375 Days

Day: 22.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,686,409 km

• M1: 102,923 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.98 AU - 1.26 AU

Year: 437 Days

Day: 19.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,686,409 km

• M1: 252,970 km (0.048 R)

Asteroid Belt

Center: 2.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.3

Radius: 11.5

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.71 AU - 5.73 AU

Year: 3783 Days

Day: 12.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,686,409 km

• M1: 143,016 km (0.059 R)
• M2: 508,483 km (0.07 R)
• M3: 923,468 km (0.096 R)
• M4: 1,289,833 km (0.108 R)
• M5: 2,480,034 km (0.12 R)
• M6: 3,004,075 km (0.112 R)
• M7: 5,282,002 km (0.09 R)
• M8: 5,927,666 km (0.091 R)
• M9: 6,733,101 km (0.07 R)
• M10: 7,376,671 km (0.104 R)
• M11: 7,908,641 km (0.101 R)
• M12: 8,950,590 km (0.119 R)
• M13: 9,556,162 km (0.115 R)
• M14: 10,188,961 km (0.082 R)
• M15: 11,038,079 km (0.107 R)
• M16: 13,216,523 km (0.109 R)
• M17: 14,497,978 km (0.063 R)
• M18: 15,524,070 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.5

Radius: 14.5

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.21 AU - 10.29 AU

Year: 8743 Days

Day: 9.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,686,409 km

• M1: 196,272 km (0.093 R)
• M2: 750,682 km (0.032 R)
• M3: 2,596,869 km (0.096 R)
• M4: 3,125,100 km (0.064 R)
• M5: 3,612,639 km (0.113 R)
• M6: 4,151,191 km (0.088 R)
• M7: 5,216,927 km (0.095 R)
• M8: 6,866,692 km (0.113 R)
• M9: 7,328,949 km (0.117 R)
• M10: 8,475,767 km (0.111 R)
• M11: 8,966,896 km (0.092 R)
• M12: 11,614,779 km (0.091 R)
• M13: 12,273,309 km (0.105 R)
• M14: 13,063,933 km (0.088 R)
• M15: 13,665,167 km (0.043 R)
• M16: 15,824,463 km (0.057 R)
• M17: 17,669,453 km (0.07 R)
• M18: 19,512,499 km (0.059 R)
• M19: 20,444,344 km (0.077 R)
• M20: 22,165,318 km (0.088 R)
• M21: 22,629,819 km (0.067 R)
• M22: 25,217,713 km (0.09 R)
• M23: 27,019,769 km (0.095 R)
• M24: 27,728,414 km (0.089 R)
• M25: 28,449,326 km (0.047 R)
• M26: 29,647,456 km (0.076 R)
• M27: 31,751,550 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 11.6

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 9.69 AU - 13.53 AU

Year: 14596 Days

Day: 8.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,686,409 km

• M1: 144,811 km (0.104 R)
• M2: 610,210 km (0.091 R)
• M3: 1,124,527 km (0.119 R)
• M4: 1,616,255 km (0.036 R)
• M5: 2,386,984 km (0.116 R)
• M6: 3,491,913 km (0.093 R)
• M7: 3,956,564 km (0.044 R)
• M8: 5,146,316 km (0.091 R)
• M9: 6,400,844 km (0.071 R)
• M10: 7,894,878 km (0.07 R)
• M11: 8,846,919 km (0.104 R)
• M12: 10,694,752 km (0.092 R)
• M13: 11,560,774 km (0.109 R)
• M14: 12,348,556 km (0.092 R)
• M15: 20,510,167 km (0.052 R)
• M16: 21,304,682 km (0.108 R)
• M17: 23,715,451 km (0.052 R)
• M18: 24,689,333 km (0.118 R)
• M19: 31,331,928 km (0.108 R)
• M20: 32,149,480 km (0.117 R)
• M21: 36,967,579 km (0.099 R)
• M22: 38,408,805 km (0.046 R)
• M23: 41,124,903 km (0.038 R)
• M24: 41,543,029 km (0.045 R)
• M25: 43,244,107 km (0.101 R)
• M26: 46,784,939 km (0.076 R)
• M27: 51,315,660 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.6

Radius: 14.7

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 11.11 AU - 13.25 AU

Year: 15684 Days

Day: 9.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,686,409 km

• M1: 182,809 km (0.105 R)
• M2: 648,058 km (0.079 R)
• M3: 1,190,500 km (0.049 R)
• M4: 1,962,574 km (0.11 R)
• M5: 2,571,438 km (0.113 R)
• M6: 3,984,689 km (0.116 R)
• M7: 5,130,309 km (0.105 R)
• M8: 6,637,209 km (0.12 R)
• M9: 7,431,573 km (0.068 R)
• M10: 9,500,362 km (0.105 R)
• M11: 14,486,310 km (0.088 R)
• M12: 16,808,966 km (0.074 R)
• M13: 17,759,511 km (0.096 R)
• M14: 20,089,797 km (0.114 R)
• M15: 25,161,763 km (0.062 R)
• M16: 27,092,324 km (0.102 R)
• M17: 27,690,267 km (0.095 R)
• M18: 29,537,202 km (0.064 R)
• M19: 31,029,590 km (0.066 R)
• M20: 33,134,582 km (0.089 R)
• M21: 34,745,452 km (0.043 R)
• M22: 35,333,222 km (0.106 R)
• M23: 37,751,023 km (0.081 R)
• M24: 41,713,721 km (0.071 R)
• M25: 47,225,953 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.9

Radius: 6.2

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 12.64 AU - 16.22 AU

Year: 20224 Days

Day: 15.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,686,409 km

• M1: 77,193 km (0.1 R)
• M2: 287,078 km (0.101 R)
• M3: 570,417 km (0.074 R)
• M4: 1,133,503 km (0.113 R)
• M5: 1,948,363 km (0.081 R)
• M6: 2,449,815 km (0.088 R)
• M7: 3,430,878 km (0.088 R)
• M8: 4,132,641 km (0.065 R)
• M9: 6,172,259 km (0.103 R)
• M10: 7,741,690 km (0.113 R)
• M11: 8,172,232 km (0.111 R)
• M12: 9,318,302 km (0.113 R)
• M13: 12,095,437 km (0.108 R)
• M14: 12,441,008 km (0.086 R)
• M15: 13,764,650 km (0.104 R)
• M16: 17,189,095 km (0.109 R)
• M17: 18,598,007 km (0.119 R)
• M18: 18,904,085 km (0.11 R)
• M19: 21,475,373 km (0.091 R)
• M20: 23,107,485 km (0.113 R)
• M21: 27,794,387 km (0.067 R)
• M22: 29,315,199 km (0.104 R)
• M23: 38,743,754 km (0.07 R)
• M24: 39,243,261 km (0.099 R)
• M25: 46,693,535 km (0.062 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 17,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit