🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.5 AU - 0.82 AU

Year: 226 Days

Day: 16.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.01 AU - 1.53 AU

Year: 604 Days

Day: 47.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.61 AU - 2.63 AU

Year: 1302 Days

Day: 41.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.17 AU - 2.61 AU

Year: 1558 Days

Day: 40.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,788,409 km

• M1: 119,529 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.61 AU - 3.11 AU

Year: 2040 Days

Day: 32 Hours

Environment

Temp: -140 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.5

Radius: 12.2

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.22 AU - 4.16 AU

Year: 2990 Days

Day: 7 Hours

Environment

Temp: -141 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,788,409 km

• M1: 157,975 km (0.034 R)
• M2: 668,104 km (0.09 R)
• M3: 1,120,189 km (0.066 R)
• M4: 1,598,902 km (0.037 R)
• M5: 2,213,899 km (0.107 R)
• M6: 2,655,512 km (0.097 R)
• M7: 3,085,755 km (0.102 R)
• M8: 4,195,622 km (0.086 R)
• M9: 4,854,451 km (0.078 R)
• M10: 5,425,167 km (0.099 R)
• M11: 5,930,060 km (0.113 R)
• M12: 6,350,729 km (0.071 R)
• M13: 7,442,344 km (0.108 R)
• M14: 8,066,916 km (0.049 R)
• M15: 8,584,375 km (0.033 R)
• M16: 9,421,076 km (0.1 R)
• M17: 9,917,591 km (0.094 R)
• M18: 11,512,603 km (0.119 R)
• M19: 12,349,005 km (0.092 R)
• M20: 12,759,053 km (0.074 R)
• M21: 14,999,131 km (0.084 R)
• M22: 15,571,493 km (0.114 R)
• M23: 15,996,800 km (0.103 R)
• M24: 16,429,885 km (0.055 R)
• M25: 19,438,897 km (0.099 R)
• M26: 20,434,172 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675

Radius: 13.7

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.75 AU - 3.89 AU

Year: 3149 Days

Day: 15 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,788,409 km

• M1: 170,392 km (0.112 R)
• M2: 732,730 km (0.096 R)
• M3: 1,372,411 km (0.108 R)
• M4: 2,100,803 km (0.095 R)
• M5: 3,162,649 km (0.061 R)
• M6: 3,955,966 km (0.099 R)
• M7: 5,493,084 km (0.094 R)
• M8: 6,048,691 km (0.117 R)
• M9: 7,912,082 km (0.043 R)
• M10: 8,587,815 km (0.051 R)
• M11: 9,939,582 km (0.08 R)
• M12: 11,219,242 km (0.119 R)
• M13: 11,726,379 km (0.1 R)
• M14: 12,204,942 km (0.092 R)
• M15: 13,108,214 km (0.118 R)
• M16: 13,719,022 km (0.079 R)
• M17: 14,997,635 km (0.068 R)
• M18: 19,310,692 km (0.109 R)
• M19: 19,917,610 km (0.049 R)
• M20: 20,350,098 km (0.092 R)
• M21: 20,978,708 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.4

Radius: 13.4

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.32 AU - 7.3 AU

Year: 7495 Days

Day: 7 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,788,409 km

• M1: 170,841 km (0.065 R)
• M2: 634,445 km (0.089 R)
• M3: 1,593,517 km (0.058 R)
• M4: 2,505,764 km (0.071 R)
• M5: 3,579,428 km (0.113 R)
• M6: 4,469,984 km (0.11 R)
• M7: 5,201,368 km (0.103 R)
• M8: 5,978,679 km (0.112 R)
• M9: 6,655,160 km (0.105 R)
• M10: 9,793,425 km (0.098 R)
• M11: 12,798,547 km (0.101 R)
• M12: 13,982,015 km (0.088 R)
• M13: 15,114,621 km (0.105 R)
• M14: 15,924,095 km (0.107 R)
• M15: 16,566,319 km (0.09 R)
• M16: 19,165,582 km (0.076 R)
• M17: 23,640,652 km (0.106 R)
• M18: 26,923,727 km (0.043 R)
• M19: 27,560,117 km (0.082 R)
• M20: 28,020,728 km (0.039 R)
• M21: 31,792,091 km (0.106 R)
• M22: 34,274,219 km (0.108 R)
• M23: 35,889,576 km (0.026 R)
• M24: 36,660,604 km (0.056 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.3

Radius: 13.4

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.51 AU - 9.18 AU

Year: 8387 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,788,409 km

• M1: 166,652 km (0.105 R)
• M2: 749,785 km (0.102 R)
• M3: 1,675,945 km (0.074 R)
• M4: 2,493,497 km (0.106 R)
• M5: 2,913,419 km (0.074 R)
• M6: 3,704,342 km (0.099 R)
• M7: 4,177,072 km (0.101 R)
• M8: 4,662,218 km (0.083 R)
• M9: 6,348,784 km (0.093 R)
• M10: 7,179,202 km (0.059 R)
• M11: 7,759,043 km (0.107 R)
• M12: 10,641,345 km (0.063 R)
• M13: 13,297,605 km (0.038 R)
• M14: 14,964,425 km (0.117 R)
• M15: 18,352,068 km (0.118 R)
• M16: 20,721,399 km (0.065 R)
• M17: 23,204,575 km (0.064 R)
• M18: 27,061,208 km (0.114 R)
• M19: 32,043,415 km (0.094 R)
• M20: 33,192,925 km (0.091 R)
• M21: 34,046,082 km (0.052 R)
• M22: 34,695,486 km (0.065 R)
• M23: 35,133,060 km (0.109 R)
• M24: 36,355,275 km (0.079 R)
• M25: 39,832,677 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.7

Radius: 6.5

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 13.99 AU - 19.89 AU

Year: 29406 Days

Day: 23.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,788,409 km

• M1: 82,129 km (0.105 R)
• M2: 395,088 km (0.03 R)
• M3: 722,558 km (0.04 R)
• M4: 1,208,900 km (0.057 R)
• M5: 1,429,108 km (0.03 R)
• M6: 2,322,058 km (0.089 R)
• M7: 3,122,407 km (0.087 R)
• M8: 4,158,372 km (0.076 R)
• M9: 4,808,375 km (0.101 R)
• M10: 5,723,465 km (0.081 R)
• M11: 6,010,992 km (0.084 R)
• M12: 8,406,054 km (0.064 R)
• M13: 13,408,158 km (0.098 R)
• M14: 15,437,752 km (0.066 R)
• M15: 17,663,769 km (0.118 R)
• M16: 18,098,350 km (0.039 R)
• M17: 19,536,584 km (0.106 R)
• M18: 22,234,283 km (0.078 R)
• M19: 24,952,775 km (0.106 R)
• M20: 28,355,379 km (0.09 R)
• M21: 34,557,407 km (0.084 R)
• M22: 34,964,164 km (0.101 R)
• M23: 36,203,283 km (0.089 R)
• M24: 38,044,534 km (0.094 R)
• M25: 49,212,314 km (0.119 R)
• M26: 59,812,071 km (0.043 R)
• M27: 66,682,204 km (0.078 R)
• M28: 72,056,657 km (0.08 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 13,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit