🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.46 AU - 0.6 AU

Year: 245 Days

Day: 47 Hours

Environment

Temp: -113 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.6

Radius: 9.1

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.98 AU - 1.38 AU

Year: 815 Days

Day: 13 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,747,309 km

• M1: 113,246 km (0.112 R)
• M2: 403,316 km (0.107 R)
• M3: 746,045 km (0.079 R)
• M4: 1,080,396 km (0.096 R)
• M5: 1,485,806 km (0.106 R)
• M6: 1,771,089 km (0.116 R)
• M7: 2,180,090 km (0.103 R)
• M8: 2,465,672 km (0.12 R)
• M9: 2,765,017 km (0.059 R)
• M10: 3,176,711 km (0.115 R)
• M11: 3,464,537 km (0.114 R)
• M12: 4,018,049 km (0.098 R)
• M13: 4,466,992 km (0.071 R)
• M14: 4,846,672 km (0.053 R)
• M15: 5,247,744 km (0.071 R)
• M16: 6,196,344 km (0.118 R)
• M17: 6,817,923 km (0.114 R)
• M18: 7,664,497 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.4

Radius: 8.7

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.3 AU - 1.36 AU

Year: 975 Days

Day: 9 Hours

Environment

Temp: -168 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,747,309 km

• M1: 108,758 km (0.05 R)
• M2: 449,242 km (0.057 R)
• M3: 806,931 km (0.108 R)
• M4: 1,425,668 km (0.113 R)
• M5: 1,720,675 km (0.1 R)
• M6: 2,025,406 km (0.087 R)
• M7: 2,389,527 km (0.04 R)
• M8: 2,929,426 km (0.055 R)
• M9: 3,207,229 km (0.075 R)
• M10: 4,428,396 km (0.045 R)
• M11: 7,045,761 km (0.112 R)
• M12: 7,344,208 km (0.073 R)
• M13: 8,181,358 km (0.104 R)
• M14: 8,594,996 km (0.091 R)
• M15: 10,391,068 km (0.102 R)

Asteroid Belt

Center: 1.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.5

Radius: 10.5

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.51 AU - 2.47 AU

Year: 1785 Days

Day: 12.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 120.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,747,309 km

• M1: 131,048 km (0.049 R)
• M2: 530,324 km (0.114 R)
• M3: 1,605,634 km (0.083 R)
• M4: 2,144,785 km (0.106 R)
• M5: 3,343,213 km (0.065 R)
• M6: 4,923,416 km (0.105 R)
• M7: 6,565,402 km (0.082 R)
• M8: 8,229,229 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.2

Radius: 12.2

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2 AU - 2.32 AU

Year: 2018 Days

Day: 11 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,747,309 km

• M1: 151,692 km (0.111 R)
• M2: 553,063 km (0.109 R)
• M3: 1,002,904 km (0.12 R)
• M4: 2,487,364 km (0.091 R)
• M5: 3,039,978 km (0.078 R)
• M6: 5,623,982 km (0.08 R)
• M7: 6,293,882 km (0.066 R)
• M8: 7,156,014 km (0.099 R)
• M9: 13,322,139 km (0.109 R)
• M10: 15,018,579 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.7

Radius: 10.2

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.16 AU - 2.66 AU

Year: 2379 Days

Day: 5.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,747,309 km

• M1: 131,796 km (0.089 R)
• M2: 455,825 km (0.066 R)
• M3: 1,092,513 km (0.117 R)
• M4: 1,901,389 km (0.072 R)
• M5: 3,855,137 km (0.1 R)
• M6: 4,306,025 km (0.079 R)
• M7: 6,526,058 km (0.047 R)
• M8: 7,699,802 km (0.067 R)
• M9: 8,808,771 km (0.086 R)
• M10: 14,977,140 km (0.104 R)
• M11: 15,846,603 km (0.093 R)
• M12: 17,370,108 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535

Radius: 11.7

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.94 AU - 3.66 AU

Year: 3812 Days

Day: 6.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,747,309 km

• M1: 160,668 km (0.119 R)
• M2: 560,244 km (0.032 R)
• M3: 951,742 km (0.116 R)
• M4: 1,342,192 km (0.031 R)
• M5: 3,222,488 km (0.093 R)
• M6: 3,919,614 km (0.049 R)
• M7: 5,252,082 km (0.09 R)
• M8: 6,162,235 km (0.11 R)
• M9: 7,143,448 km (0.038 R)
• M10: 9,042,742 km (0.115 R)
• M11: 9,452,192 km (0.084 R)
• M12: 9,912,953 km (0.096 R)
• M13: 12,130,143 km (0.092 R)
• M14: 14,609,279 km (0.094 R)
• M15: 15,646,890 km (0.087 R)
• M16: 16,677,619 km (0.084 R)
• M17: 18,396,349 km (0.084 R)
• M18: 19,237,688 km (0.106 R)
• M19: 20,041,627 km (0.11 R)
• M20: 21,518,906 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.7

Radius: 12.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.25 AU - 5.19 AU

Year: 5512 Days

Day: 14.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,747,309 km

• M1: 151,991 km (0.069 R)
• M2: 571,165 km (0.112 R)
• M3: 1,064,239 km (0.102 R)
• M4: 1,830,180 km (0.059 R)
• M5: 2,242,472 km (0.082 R)
• M6: 3,277,989 km (0.098 R)
• M7: 3,727,680 km (0.113 R)
• M8: 4,240,800 km (0.103 R)
• M9: 4,656,383 km (0.095 R)
• M10: 5,705,962 km (0.049 R)
• M11: 6,098,507 km (0.082 R)
• M12: 6,844,851 km (0.113 R)
• M13: 7,256,394 km (0.09 R)
• M14: 7,751,862 km (0.049 R)
• M15: 8,664,409 km (0.108 R)
• M16: 9,146,863 km (0.053 R)
• M17: 12,756,958 km (0.094 R)
• M18: 13,628,216 km (0.115 R)
• M19: 14,642,340 km (0.11 R)
• M20: 15,381,803 km (0.076 R)
• M21: 18,227,005 km (0.044 R)
• M22: 20,286,818 km (0.104 R)
• M23: 20,874,438 km (0.104 R)
• M24: 22,221,118 km (0.096 R)
• M25: 23,984,877 km (0.045 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.5

Radius: 8.8

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.78 AU - 6.2 AU

Year: 7087 Days

Day: 8.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,747,309 km

• M1: 110,104 km (0.078 R)
• M2: 439,519 km (0.115 R)
• M3: 998,715 km (0.115 R)
• M4: 1,354,160 km (0.056 R)
• M5: 1,821,653 km (0.071 R)
• M6: 3,393,777 km (0.045 R)
• M7: 3,868,751 km (0.051 R)
• M8: 4,234,667 km (0.057 R)
• M9: 4,677,177 km (0.111 R)
• M10: 5,967,160 km (0.091 R)
• M11: 6,456,794 km (0.051 R)
• M12: 7,043,965 km (0.103 R)
• M13: 8,166,548 km (0.117 R)
• M14: 8,485,042 km (0.077 R)
• M15: 9,621,836 km (0.108 R)
• M16: 13,751,036 km (0.1 R)
• M17: 14,839,510 km (0.03 R)
• M18: 18,044,346 km (0.059 R)
• M19: 20,566,266 km (0.1 R)
• M20: 22,449,853 km (0.053 R)
• M21: 22,918,543 km (0.063 R)
• M22: 23,314,080 km (0.072 R)
• M23: 23,633,771 km (0.083 R)
• M24: 24,363,808 km (0.043 R)
• M25: 25,025,330 km (0.118 R)
• M26: 27,257,779 km (0.108 R)
• M27: 31,527,302 km (0.072 R)
• M28: 34,436,532 km (0.035 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 18,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit