🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.53 AU - 1.57 AU

Year: 712 Days

Day: 12.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.52 AU - 1.84 AU

Year: 803 Days

Day: 25.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.66 AU - 1.82 AU

Year: 847 Days

Day: 46.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.2

Radius: 8.5

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.95 AU - 5.49 AU

Year: 3783 Days

Day: 9.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,911,704 km

• M1: 107,860 km (0.114 R)
• M2: 372,947 km (0.056 R)
• M3: 768,185 km (0.053 R)
• M4: 1,112,559 km (0.103 R)
• M5: 1,624,184 km (0.12 R)
• M6: 2,271,344 km (0.11 R)
• M7: 3,291,752 km (0.062 R)
• M8: 4,590,859 km (0.096 R)
• M9: 6,628,981 km (0.06 R)
• M10: 8,777,655 km (0.113 R)
• M11: 9,389,062 km (0.066 R)
• M12: 9,875,554 km (0.119 R)
• M13: 10,300,412 km (0.079 R)
• M14: 11,021,623 km (0.093 R)
• M15: 11,436,608 km (0.1 R)
• M16: 11,991,616 km (0.068 R)
• M17: 13,387,813 km (0.046 R)
• M18: 15,090,685 km (0.109 R)
• M19: 16,988,185 km (0.111 R)
• M20: 17,263,594 km (0.077 R)
• M21: 18,222,965 km (0.115 R)
• M22: 20,807,418 km (0.075 R)

Asteroid Belt

Center: 5.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.6

Radius: 10

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.19 AU - 6.43 AU

Year: 4515 Days

Day: 14.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,911,704 km

• M1: 124,465 km (0.117 R)
• M2: 437,574 km (0.076 R)
• M3: 798,105 km (0.078 R)
• M4: 1,311,375 km (0.109 R)
• M5: 1,738,477 km (0.051 R)
• M6: 2,151,666 km (0.11 R)
• M7: 2,822,762 km (0.072 R)
• M8: 3,276,792 km (0.058 R)
• M9: 4,003,389 km (0.095 R)
• M10: 5,071,817 km (0.105 R)
• M11: 7,100,962 km (0.109 R)
• M12: 8,390,346 km (0.103 R)
• M13: 10,084,542 km (0.119 R)
• M14: 11,567,356 km (0.094 R)
• M15: 15,526,165 km (0.091 R)
• M16: 15,872,783 km (0.053 R)
• M17: 17,187,748 km (0.068 R)
• M18: 18,768,698 km (0.064 R)
• M19: 20,860,974 km (0.103 R)
• M20: 23,029,395 km (0.076 R)
• M21: 25,583,629 km (0.117 R)
• M22: 28,149,831 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.2

Radius: 10.3

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.2 AU - 6.74 AU

Year: 5382 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,911,704 km

• M1: 128,056 km (0.113 R)
• M2: 482,902 km (0.099 R)
• M3: 835,504 km (0.116 R)
• M4: 1,356,703 km (0.099 R)
• M5: 2,071,931 km (0.119 R)
• M6: 2,418,698 km (0.114 R)
• M7: 3,231,164 km (0.099 R)
• M8: 5,445,362 km (0.093 R)
• M9: 6,834,080 km (0.073 R)
• M10: 8,904,963 km (0.086 R)
• M11: 14,083,144 km (0.062 R)
• M12: 17,576,553 km (0.114 R)
• M13: 18,644,532 km (0.104 R)
• M14: 19,955,758 km (0.07 R)
• M15: 21,187,546 km (0.062 R)
• M16: 27,863,501 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.1

Radius: 11.5

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.12 AU - 7.96 AU

Year: 6171 Days

Day: 12.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,911,704 km

• M1: 143,764 km (0.064 R)
• M2: 653,892 km (0.113 R)
• M3: 1,282,503 km (0.104 R)
• M4: 1,766,900 km (0.07 R)
• M5: 3,060,324 km (0.065 R)
• M6: 4,763,944 km (0.102 R)
• M7: 5,649,713 km (0.046 R)
• M8: 10,476,488 km (0.075 R)
• M9: 11,883,756 km (0.092 R)
• M10: 16,372,889 km (0.115 R)
• M11: 18,263,058 km (0.075 R)
• M12: 19,621,556 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 8.8

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.84 AU - 8.66 AU

Year: 7960 Days

Day: 9.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,911,704 km

• M1: 109,954 km (0.105 R)
• M2: 564,433 km (0.085 R)
• M3: 1,123,330 km (0.12 R)
• M4: 4,258,004 km (0.106 R)
• M5: 4,938,675 km (0.082 R)
• M6: 5,889,369 km (0.056 R)
• M7: 7,021,974 km (0.101 R)
• M8: 7,588,502 km (0.103 R)
• M9: 8,964,952 km (0.117 R)
• M10: 9,551,674 km (0.108 R)
• M11: 11,923,848 km (0.076 R)
• M12: 13,827,032 km (0.074 R)
• M13: 14,188,909 km (0.107 R)
• M14: 14,663,583 km (0.058 R)
• M15: 15,924,394 km (0.032 R)
• M16: 16,322,175 km (0.075 R)
• M17: 16,726,538 km (0.056 R)
• M18: 20,806,670 km (0.109 R)
• M19: 21,282,242 km (0.109 R)
• M20: 22,752,340 km (0.087 R)
• M21: 24,065,361 km (0.03 R)
• M22: 25,120,923 km (0.109 R)
• M23: 25,660,224 km (0.117 R)
• M24: 26,602,541 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.5

Radius: 13.6

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 10.35 AU - 13.83 AU

Year: 15510 Days

Day: 5.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,911,704 km

• M1: 169,195 km (0.081 R)
• M2: 655,089 km (0.095 R)
• M3: 1,452,446 km (0.051 R)
• M4: 2,307,697 km (0.039 R)
• M5: 2,910,277 km (0.058 R)
• M6: 3,396,021 km (0.115 R)
• M7: 4,666,257 km (0.062 R)
• M8: 5,598,850 km (0.12 R)
• M9: 6,524,412 km (0.088 R)
• M10: 8,576,895 km (0.098 R)
• M11: 9,420,627 km (0.049 R)
• M12: 10,435,050 km (0.037 R)
• M13: 12,815,002 km (0.089 R)
• M14: 16,391,887 km (0.102 R)
• M15: 20,679,063 km (0.097 R)
• M16: 28,660,259 km (0.119 R)
• M17: 30,905,424 km (0.089 R)
• M18: 32,382,553 km (0.079 R)
• M19: 35,344,442 km (0.064 R)
• M20: 40,626,294 km (0.066 R)
• M21: 43,913,258 km (0.056 R)
• M22: 54,123,462 km (0.109 R)
• M23: 55,905,921 km (0.063 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 13,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit