🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.07 AU - 1.47 AU

Year: 518 Days

Day: 21.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 104,704,324 km

• M1: 17,952 km (0.093 R)
• M2: 42,037 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.14 AU - 1.44 AU

Year: 530 Days

Day: 12.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,704,324 km

• M1: 70,610 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.21 AU - 1.69 AU

Year: 631 Days

Day: 31.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,704,324 km

• M1: 422,165 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.54 AU - 1.72 AU

Year: 753 Days

Day: 14.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.72 AU - 3.78 AU

Year: 2119 Days

Day: 37.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,704,324 km

• M1: 157,527 km (0.076 R)
• M2: 1,274,723 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.05 AU - 3.59 AU

Year: 2188 Days

Day: 31.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 11.7

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.05 AU - 8.77 AU

Year: 8820 Days

Day: 10.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,704,324 km

• M1: 147,354 km (0.071 R)
• M2: 537,056 km (0.032 R)
• M3: 1,008,589 km (0.1 R)
• M4: 1,390,213 km (0.101 R)
• M5: 1,988,455 km (0.041 R)
• M6: 2,443,232 km (0.086 R)
• M7: 2,887,987 km (0.062 R)
• M8: 3,408,737 km (0.091 R)
• M9: 5,327,479 km (0.075 R)
• M10: 6,622,997 km (0.112 R)
• M11: 7,647,892 km (0.115 R)
• M12: 8,902,719 km (0.081 R)
• M13: 9,291,524 km (0.047 R)
• M14: 9,827,683 km (0.1 R)
• M15: 14,530,292 km (0.109 R)
• M16: 16,190,828 km (0.106 R)
• M17: 19,162,739 km (0.103 R)
• M18: 20,928,443 km (0.068 R)
• M19: 26,075,956 km (0.118 R)
• M20: 28,240,787 km (0.057 R)
• M21: 33,130,842 km (0.073 R)
• M22: 37,428,340 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.5

Radius: 10.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.49 AU - 10.07 AU

Year: 11061 Days

Day: 5.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 104,704,324 km

• M1: 135,536 km (0.108 R)
• M2: 525,089 km (0.114 R)
• M3: 1,472,193 km (0.065 R)
• M4: 2,098,260 km (0.062 R)
• M5: 2,577,123 km (0.058 R)
• M6: 2,915,214 km (0.115 R)
• M7: 4,692,885 km (0.065 R)
• M8: 5,108,917 km (0.027 R)
• M9: 5,913,305 km (0.07 R)
• M10: 7,101,710 km (0.118 R)
• M11: 7,732,415 km (0.098 R)
• M12: 9,707,705 km (0.05 R)
• M13: 11,355,376 km (0.084 R)
• M14: 12,108,003 km (0.1 R)
• M15: 12,552,907 km (0.105 R)
• M16: 13,712,739 km (0.04 R)
• M17: 16,111,242 km (0.066 R)
• M18: 16,854,743 km (0.117 R)
• M19: 17,976,877 km (0.104 R)
• M20: 23,221,479 km (0.114 R)
• M21: 25,054,801 km (0.05 R)
• M22: 27,266,007 km (0.069 R)
• M23: 28,908,891 km (0.086 R)
• M24: 30,107,768 km (0.053 R)
• M25: 31,028,394 km (0.081 R)
• M26: 32,284,866 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.1

Radius: 4.4

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.45 AU - 14.15 AU

Year: 17542 Days

Day: 16.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,704,324 km

• M1: 55,052 km (0.089 R)
• M2: 232,325 km (0.117 R)
• M3: 465,249 km (0.083 R)
• M4: 719,267 km (0.108 R)
• M5: 1,129,314 km (0.068 R)
• M6: 1,955,543 km (0.096 R)
• M7: 2,473,152 km (0.102 R)
• M8: 3,388,541 km (0.098 R)
• M9: 4,540,146 km (0.109 R)
• M10: 5,542,003 km (0.114 R)
• M11: 6,374,664 km (0.091 R)
• M12: 7,884,107 km (0.074 R)
• M13: 8,284,281 km (0.118 R)
• M14: 9,817,809 km (0.048 R)
• M15: 10,920,944 km (0.072 R)
• M16: 17,846,278 km (0.101 R)
• M17: 18,925,926 km (0.078 R)
• M18: 21,900,380 km (0.092 R)
• M19: 25,267,529 km (0.081 R)
• M20: 27,023,659 km (0.05 R)
• M21: 30,776,770 km (0.116 R)
• M22: 43,266,247 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.3

Radius: 5.2

Gravity: 35.74 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 15.94 AU - 19.68 AU

Year: 27182 Days

Day: 15.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 104,704,324 km

• M1: 69,563 km (0.106 R)
• M2: 979,417 km (0.113 R)
• M3: 1,903,783 km (0.102 R)
• M4: 2,264,613 km (0.086 R)
• M5: 3,397,966 km (0.098 R)
• M6: 3,859,326 km (0.05 R)
• M7: 4,512,769 km (0.064 R)
• M8: 6,319,612 km (0.076 R)
• M9: 6,913,366 km (0.07 R)
• M10: 8,268,723 km (0.116 R)
• M11: 9,536,565 km (0.091 R)
• M12: 12,375,484 km (0.097 R)
• M13: 13,701,669 km (0.073 R)
• M14: 17,760,558 km (0.108 R)
• M15: 19,038,124 km (0.066 R)
• M16: 19,341,359 km (0.069 R)
• M17: 19,854,031 km (0.117 R)
• M18: 20,270,661 km (0.07 R)
• M19: 23,007,554 km (0.042 R)
• M20: 23,932,817 km (0.112 R)
• M21: 25,367,012 km (0.085 R)
• M22: 26,354,358 km (0.106 R)
• M23: 33,404,157 km (0.077 R)
• M24: 33,845,321 km (0.05 R)
• M25: 34,290,525 km (0.099 R)
• M26: 34,890,113 km (0.064 R)
• M27: 39,611,422 km (0.118 R)
• M28: 41,783,284 km (0.051 R)
• M29: 44,033,236 km (0.083 R)
• M30: 48,209,410 km (0.116 R)
• M31: 51,265,246 km (0.034 R)
• M32: 53,841,321 km (0.097 R)
• M33: 57,759,588 km (0.114 R)
• M34: 66,158,013 km (0.118 R)
• M35: 72,596,107 km (0.109 R)
• M36: 74,330,844 km (0.097 R)
• M37: 77,882,746 km (0.09 R)
• M38: 96,752,872 km (0.04 R)
• M39: 97,648,963 km (0.074 R)
• M40: 98,550,739 km (0.071 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 18,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit