🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.44 AU - 0.6 AU

Year: 171 Days

Day: 27.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,158,614 km

• M1: 355,295 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.66 AU - 0.86 AU

Year: 302 Days

Day: 18.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,158,614 km

• M1: 49,517 km (0.117 R)

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.3

Radius: 10.4

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.37 AU - 2.89 AU

Year: 1947 Days

Day: 12 Hours

Environment

Temp: -139 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 103,158,614 km

• M1: 132,394 km (0.112 R)
• M2: 524,490 km (0.117 R)
• M3: 1,477,877 km (0.093 R)
• M4: 1,866,383 km (0.072 R)
• M5: 2,333,577 km (0.083 R)
• M6: 2,714,005 km (0.08 R)
• M7: 3,932,330 km (0.08 R)
• M8: 5,317,606 km (0.117 R)
• M9: 6,121,395 km (0.087 R)
• M10: 7,293,943 km (0.119 R)
• M11: 7,661,655 km (0.071 R)
• M12: 8,090,253 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 13.9

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.99 AU - 3.77 AU

Year: 2837 Days

Day: 10.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 171.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 103,158,614 km

• M1: 173,085 km (0.079 R)
• M2: 640,129 km (0.076 R)
• M3: 1,126,771 km (0.119 R)
• M4: 1,777,971 km (0.025 R)
• M5: 2,796,583 km (0.099 R)
• M6: 3,584,215 km (0.073 R)
• M7: 4,092,250 km (0.077 R)
• M8: 5,704,915 km (0.084 R)
• M9: 6,373,468 km (0.098 R)
• M10: 7,274,645 km (0.1 R)
• M11: 8,697,620 km (0.047 R)
• M12: 9,294,516 km (0.11 R)
• M13: 9,881,239 km (0.087 R)
• M14: 10,927,526 km (0.064 R)
• M15: 12,789,122 km (0.113 R)
• M16: 13,423,716 km (0.04 R)
• M17: 14,414,652 km (0.101 R)
• M18: 16,018,042 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.1

Radius: 11.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.21 AU - 4.49 AU

Year: 3449 Days

Day: 8.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 103,158,614 km

• M1: 142,567 km (0.107 R)
• M2: 520,451 km (0.114 R)
• M3: 1,151,904 km (0.071 R)
• M4: 2,174,255 km (0.085 R)
• M5: 2,803,614 km (0.077 R)
• M6: 3,570,004 km (0.112 R)
• M7: 5,750,393 km (0.079 R)
• M8: 7,352,436 km (0.114 R)
• M9: 8,666,504 km (0.063 R)
• M10: 9,977,729 km (0.085 R)
• M11: 10,482,472 km (0.104 R)
• M12: 11,585,009 km (0.111 R)
• M13: 12,055,943 km (0.047 R)
• M14: 12,673,483 km (0.065 R)
• M15: 14,020,163 km (0.092 R)
• M16: 15,665,889 km (0.108 R)
• M17: 18,573,174 km (0.072 R)
• M18: 20,492,964 km (0.099 R)
• M19: 20,867,108 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532

Radius: 5.5

Gravity: 17.59 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.88 AU - 11.38 AU

Year: 15823 Days

Day: 17 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 103,158,614 km

• M1: 96,790 km (0.107 R)
• M2: 440,715 km (0.102 R)
• M3: 687,552 km (0.091 R)
• M4: 979,866 km (0.1 R)
• M5: 1,525,898 km (0.088 R)
• M6: 2,235,591 km (0.103 R)
• M7: 2,479,884 km (0.081 R)
• M8: 4,217,314 km (0.04 R)
• M9: 4,432,884 km (0.101 R)
• M10: 6,677,301 km (0.092 R)
• M11: 6,885,990 km (0.077 R)
• M12: 9,066,379 km (0.104 R)
• M13: 9,689,155 km (0.079 R)
• M14: 12,217,509 km (0.113 R)
• M15: 13,901,382 km (0.12 R)
• M16: 19,614,824 km (0.084 R)
• M17: 20,566,117 km (0.106 R)
• M18: 26,301,550 km (0.103 R)
• M19: 36,252,800 km (0.112 R)
• M20: 38,611,958 km (0.045 R)
• M21: 39,556,370 km (0.065 R)
• M22: 40,654,418 km (0.114 R)
• M23: 47,365,678 km (0.105 R)
• M24: 48,291,988 km (0.09 R)
• M25: 50,340,431 km (0.073 R)
• M26: 50,821,239 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.2

Radius: 5.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 14.26 AU - 14.28 AU

Year: 24611 Days

Day: 22.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 103,158,614 km

• M1: 74,051 km (0.118 R)
• M2: 813,214 km (0.074 R)
• M3: 1,067,979 km (0.112 R)
• M4: 3,924,102 km (0.103 R)
• M5: 9,319,499 km (0.051 R)
• M6: 10,939,045 km (0.116 R)
• M7: 11,329,047 km (0.079 R)
• M8: 15,268,108 km (0.096 R)
• M9: 24,738,551 km (0.06 R)
• M10: 27,601,106 km (0.114 R)
• M11: 34,209,592 km (0.1 R)
• M12: 35,283,855 km (0.112 R)
• M13: 35,890,175 km (0.029 R)
• M14: 36,750,811 km (0.101 R)
• M15: 44,417,702 km (0.094 R)
• M16: 49,222,487 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.9

Radius: 7.4

Gravity: 16.38 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 14.14 AU - 16.66 AU

Year: 27592 Days

Day: 18.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 103,158,614 km

• M1: 93,349 km (0.069 R)
• M2: 980,016 km (0.112 R)
• M3: 1,250,489 km (0.064 R)
• M4: 2,765,017 km (0.117 R)
• M5: 3,222,338 km (0.09 R)
• M6: 4,324,276 km (0.117 R)
• M7: 5,062,841 km (0.085 R)
• M8: 5,837,309 km (0.105 R)
• M9: 6,300,314 km (0.111 R)
• M10: 12,441,756 km (0.106 R)
• M11: 15,786,315 km (0.12 R)
• M12: 16,502,291 km (0.07 R)
• M13: 19,891,131 km (0.073 R)
• M14: 21,367,513 km (0.064 R)
• M15: 21,693,187 km (0.108 R)
• M16: 22,243,259 km (0.111 R)
• M17: 22,802,605 km (0.106 R)
• M18: 25,741,006 km (0.027 R)
• M19: 26,109,765 km (0.104 R)
• M20: 26,983,866 km (0.116 R)
• M21: 28,266,218 km (0.094 R)
• M22: 28,527,566 km (0.062 R)
• M23: 29,993,475 km (0.097 R)
• M24: 31,369,028 km (0.07 R)
• M25: 39,531,237 km (0.074 R)
• M26: 44,625,194 km (0.114 R)
• M27: 56,092,021 km (0.028 R)
• M28: 58,811,411 km (0.09 R)
• M29: 60,311,429 km (0.11 R)
• M30: 62,719,954 km (0.068 R)
• M31: 74,727,727 km (0.098 R)
• M32: 79,306,469 km (0.056 R)
• M33: 86,795,039 km (0.088 R)
• M34: 91,564,070 km (0.084 R)
• M35: 93,867,428 km (0.115 R)
• M36: 100,704,799 km (0.094 R)
• M37: 103,158,652 km (0.111 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: 161 - 17,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit