🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.83 AU - 0.85 AU

Year: 344 Days

Day: 37 Hours

Environment

Temp: -41 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.76 AU - 1.2 AU

Year: 433 Days

Day: 20 Hours

Environment

Temp: -74 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.9

Radius: 13.3

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.55 AU - 4.51 AU

Year: 3610 Days

Day: 8.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,129,336 km

• M1: 167,400 km (0.093 R)
• M2: 669,600 km (0.083 R)
• M3: 1,458,878 km (0.038 R)
• M4: 2,437,398 km (0.037 R)
• M5: 3,295,791 km (0.096 R)
• M6: 4,857,892 km (0.094 R)
• M7: 5,764,604 km (0.083 R)
• M8: 6,411,017 km (0.082 R)
• M9: 8,207,687 km (0.116 R)
• M10: 8,921,867 km (0.05 R)
• M11: 9,420,776 km (0.086 R)
• M12: 9,975,934 km (0.11 R)
• M13: 11,070,841 km (0.109 R)
• M14: 12,594,495 km (0.118 R)
• M15: 13,825,835 km (0.086 R)
• M16: 14,592,524 km (0.089 R)
• M17: 15,387,487 km (0.112 R)
• M18: 15,847,202 km (0.083 R)
• M19: 18,800,862 km (0.066 R)
• M20: 20,468,878 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660

Radius: 10

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.88 AU - 6.02 AU

Year: 4914 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,129,336 km

• M1: 124,316 km (0.116 R)
• M2: 449,990 km (0.1 R)
• M3: 893,548 km (0.071 R)
• M4: 1,839,156 km (0.109 R)
• M5: 2,728,815 km (0.119 R)
• M6: 3,211,417 km (0.095 R)
• M7: 3,772,110 km (0.076 R)
• M8: 5,116,098 km (0.089 R)
• M9: 5,618,597 km (0.046 R)
• M10: 5,941,728 km (0.076 R)
• M11: 7,121,158 km (0.086 R)
• M12: 7,928,986 km (0.081 R)
• M13: 9,437,082 km (0.095 R)
• M14: 10,108,029 km (0.112 R)
• M15: 10,720,931 km (0.054 R)
• M16: 12,069,107 km (0.058 R)
• M17: 13,527,088 km (0.091 R)
• M18: 14,931,214 km (0.077 R)
• M19: 15,496,245 km (0.044 R)
• M20: 15,958,502 km (0.116 R)
• M21: 19,389,978 km (0.115 R)
• M22: 23,059,465 km (0.055 R)
• M23: 23,738,489 km (0.058 R)
• M24: 27,167,721 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.7

Radius: 14.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.25 AU - 6.11 AU

Year: 5261 Days

Day: 11.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,129,336 km

• M1: 181,612 km (0.068 R)
• M2: 648,956 km (0.067 R)
• M3: 1,107,922 km (0.099 R)
• M4: 1,771,837 km (0.087 R)
• M5: 2,591,783 km (0.083 R)
• M6: 3,610,545 km (0.116 R)
• M7: 4,129,649 km (0.056 R)
• M8: 4,647,258 km (0.037 R)
• M9: 5,180,574 km (0.078 R)
• M10: 5,695,341 km (0.047 R)
• M11: 9,290,177 km (0.041 R)
• M12: 11,323,960 km (0.062 R)
• M13: 11,802,823 km (0.119 R)
• M14: 12,597,188 km (0.104 R)
• M15: 13,909,460 km (0.116 R)
• M16: 14,739,579 km (0.075 R)
• M17: 15,838,226 km (0.044 R)
• M18: 18,198,581 km (0.089 R)
• M19: 18,923,532 km (0.105 R)
• M20: 24,391,185 km (0.025 R)
• M21: 25,111,050 km (0.116 R)
• M22: 27,872,477 km (0.067 R)
• M23: 30,553,271 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.9

Radius: 9.9

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.6 AU - 6.64 AU

Year: 5945 Days

Day: 8.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,129,336 km

• M1: 123,269 km (0.066 R)
• M2: 621,729 km (0.051 R)
• M3: 983,008 km (0.045 R)
• M4: 1,462,469 km (0.082 R)
• M5: 1,799,064 km (0.064 R)
• M6: 2,285,407 km (0.072 R)
• M7: 3,137,067 km (0.085 R)
• M8: 3,613,237 km (0.081 R)
• M9: 4,062,929 km (0.113 R)
• M10: 5,017,513 km (0.101 R)
• M11: 6,514,239 km (0.092 R)
• M12: 7,145,991 km (0.104 R)
• M13: 8,129,896 km (0.046 R)
• M14: 9,374,551 km (0.104 R)
• M15: 10,133,909 km (0.05 R)
• M16: 11,623,605 km (0.114 R)
• M17: 14,326,090 km (0.053 R)
• M18: 15,152,020 km (0.118 R)
• M19: 18,499,721 km (0.027 R)
• M20: 21,846,675 km (0.119 R)
• M21: 25,237,011 km (0.101 R)
• M22: 27,953,709 km (0.118 R)
• M23: 29,055,796 km (0.094 R)
• M24: 29,617,536 km (0.061 R)
• M25: 29,996,168 km (0.109 R)
• M26: 32,938,908 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.3

Radius: 9.2

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.44 AU - 10.7 AU

Year: 11195 Days

Day: 14.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,129,336 km

• M1: 114,891 km (0.118 R)
• M2: 574,157 km (0.099 R)
• M3: 906,862 km (0.084 R)
• M4: 1,232,088 km (0.103 R)
• M5: 1,742,366 km (0.116 R)
• M6: 3,162,200 km (0.12 R)
• M7: 4,266,082 km (0.068 R)
• M8: 4,842,483 km (0.082 R)
• M9: 6,647,980 km (0.119 R)
• M10: 7,089,593 km (0.096 R)
• M11: 7,593,738 km (0.111 R)
• M12: 10,007,050 km (0.091 R)
• M13: 11,079,517 km (0.107 R)
• M14: 11,643,651 km (0.103 R)
• M15: 12,405,553 km (0.03 R)
• M16: 14,356,010 km (0.108 R)
• M17: 16,286,271 km (0.085 R)
• M18: 16,648,298 km (0.117 R)
• M19: 17,238,761 km (0.042 R)
• M20: 18,461,424 km (0.115 R)
• M21: 19,014,189 km (0.049 R)
• M22: 22,032,774 km (0.108 R)
• M23: 23,655,762 km (0.054 R)
• M24: 33,443,801 km (0.09 R)
• M25: 38,960,970 km (0.104 R)
• M26: 42,410,099 km (0.111 R)
• M27: 43,096,005 km (0.089 R)
• M28: 45,340,422 km (0.101 R)
• M29: 49,152,176 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.2

Radius: 6.5

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 11.16 AU - 12.96 AU

Year: 18688 Days

Day: 15.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 50,129,336 km

• M1: 81,531 km (0.093 R)
• M2: 412,142 km (0.062 R)
• M3: 648,357 km (0.103 R)
• M4: 859,290 km (0.03 R)
• M5: 1,116,898 km (0.093 R)
• M6: 1,593,367 km (0.113 R)
• M7: 2,595,523 km (0.096 R)
• M8: 3,115,974 km (0.108 R)
• M9: 5,097,099 km (0.098 R)
• M10: 5,605,582 km (0.115 R)
• M11: 5,989,151 km (0.073 R)
• M12: 6,851,433 km (0.077 R)
• M13: 7,654,325 km (0.101 R)
• M14: 8,617,885 km (0.119 R)
• M15: 10,211,551 km (0.113 R)
• M16: 10,552,335 km (0.096 R)
• M17: 10,900,748 km (0.12 R)
• M18: 11,137,262 km (0.111 R)
• M19: 11,437,655 km (0.057 R)
• M20: 11,805,366 km (0.111 R)
• M21: 12,955,624 km (0.078 R)
• M22: 13,221,161 km (0.099 R)
• M23: 15,851,540 km (0.111 R)
• M24: 21,838,596 km (0.12 R)
• M25: 22,980,178 km (0.058 R)
• M26: 25,278,450 km (0.114 R)
• M27: 26,536,418 km (0.05 R)
• M28: 29,176,372 km (0.12 R)
• M29: 31,148,969 km (0.04 R)
• M30: 32,349,941 km (0.111 R)
• M31: 34,335,254 km (0.094 R)
• M32: 34,843,887 km (0.075 R)
• M33: 35,616,411 km (0.112 R)
• M34: 36,796,439 km (0.113 R)
• M35: 38,546,734 km (0.112 R)
• M36: 40,351,632 km (0.091 R)
• M37: 42,942,817 km (0.112 R)
• M38: 45,489,870 km (0.1 R)
• M39: 49,901,661 km (0.114 R)
• M40: 51,212,737 km (0.073 R)
• M41: 61,973,162 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.9

Radius: 6.9

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 12.94 AU - 17.12 AU

Year: 26001 Days

Day: 17 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,129,336 km

• M1: 86,168 km (0.071 R)
• M2: 474,225 km (0.07 R)
• M3: 867,668 km (0.07 R)
• M4: 1,533,827 km (0.077 R)
• M5: 2,231,402 km (0.107 R)
• M6: 3,611,143 km (0.081 R)
• M7: 4,120,374 km (0.056 R)
• M8: 5,381,634 km (0.049 R)
• M9: 5,830,427 km (0.111 R)
• M10: 7,041,422 km (0.106 R)
• M11: 8,457,366 km (0.095 R)
• M12: 10,207,661 km (0.069 R)
• M13: 17,921,376 km (0.092 R)
• M14: 21,452,335 km (0.114 R)
• M15: 25,612,203 km (0.034 R)
• M16: 26,484,508 km (0.073 R)
• M17: 29,325,072 km (0.094 R)
• M18: 32,474,706 km (0.082 R)
• M19: 32,812,947 km (0.106 R)
• M20: 34,189,097 km (0.072 R)
• M21: 35,127,674 km (0.038 R)
• M22: 38,171,393 km (0.094 R)
• M23: 40,860,265 km (0.112 R)
• M24: 45,336,682 km (0.09 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 16,331 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit