🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 35.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.8

Radius: 14.2

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.07 AU - 1.25 AU

Year: 820 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,257,372 km

• M1: 177,124 km (0.041 R)
• M2: 1,124,378 km (0.052 R)
• M3: 1,664,725 km (0.1 R)
• M4: 3,024,420 km (0.107 R)
• M5: 3,605,309 km (0.081 R)
• M6: 4,113,343 km (0.114 R)
• M7: 5,256,420 km (0.073 R)
• M8: 6,038,069 km (0.086 R)
• M9: 6,759,131 km (0.117 R)
• M10: 8,666,205 km (0.118 R)
• M11: 9,700,524 km (0.071 R)
• M12: 10,172,805 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.9

Radius: 12.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.97 AU - 1.41 AU

Year: 852 Days

Day: 15 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,257,372 km

• M1: 155,582 km (0.096 R)
• M2: 554,559 km (0.075 R)
• M3: 1,057,059 km (0.104 R)
• M4: 1,494,632 km (0.111 R)
• M5: 2,045,152 km (0.088 R)
• M6: 2,474,050 km (0.11 R)
• M7: 4,075,644 km (0.048 R)
• M8: 5,371,312 km (0.114 R)
• M9: 5,845,836 km (0.053 R)
• M10: 8,573,753 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.8

Radius: 12.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.47 AU - 2.33 AU

Year: 1718 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,257,372 km

• M1: 160,219 km (0.071 R)
• M2: 581,637 km (0.04 R)
• M3: 982,708 km (0.036 R)
• M4: 1,623,735 km (0.118 R)
• M5: 2,449,366 km (0.05 R)
• M6: 2,859,264 km (0.105 R)
• M7: 3,300,727 km (0.052 R)
• M8: 3,740,246 km (0.063 R)
• M9: 4,184,701 km (0.067 R)
• M10: 4,646,061 km (0.032 R)
• M11: 5,463,464 km (0.089 R)
• M12: 5,928,713 km (0.119 R)
• M13: 7,486,177 km (0.056 R)
• M14: 8,779,600 km (0.119 R)
• M15: 9,301,397 km (0.076 R)
• M16: 9,751,836 km (0.086 R)
• M17: 10,280,066 km (0.112 R)
• M18: 10,925,880 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.3

Radius: 12.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.64 AU - 5.74 AU

Year: 6663 Days

Day: 13.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,257,372 km

• M1: 153,338 km (0.104 R)
• M2: 688,599 km (0.111 R)
• M3: 1,098,946 km (0.106 R)
• M4: 1,828,834 km (0.092 R)
• M5: 2,470,310 km (0.069 R)
• M6: 3,133,028 km (0.088 R)
• M7: 5,560,104 km (0.092 R)
• M8: 6,126,631 km (0.068 R)
• M9: 7,502,932 km (0.119 R)
• M10: 7,926,892 km (0.07 R)
• M11: 10,372,368 km (0.069 R)
• M12: 15,625,049 km (0.108 R)
• M13: 19,239,184 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21.8

Radius: 4.6

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.74 AU - 7.4 AU

Year: 11047 Days

Day: 15.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,257,372 km

• M1: 60,587 km (0.092 R)
• M2: 246,388 km (0.112 R)
• M3: 768,783 km (0.09 R)
• M4: 1,100,292 km (0.088 R)
• M5: 2,438,296 km (0.071 R)
• M6: 2,792,693 km (0.102 R)
• M7: 4,581,884 km (0.056 R)
• M8: 5,143,324 km (0.107 R)
• M9: 5,558,010 km (0.066 R)
• M10: 11,422,097 km (0.107 R)
• M11: 13,664,718 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.4

Radius: 7.6

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.25 AU - 9.59 AU

Year: 14622 Days

Day: 22 Hours

Environment

Temp: -233 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,257,372 km

• M1: 94,546 km (0.12 R)
• M2: 359,783 km (0.086 R)
• M3: 1,017,415 km (0.113 R)
• M4: 1,354,310 km (0.093 R)
• M5: 1,634,955 km (0.071 R)
• M6: 2,064,002 km (0.103 R)
• M7: 2,417,651 km (0.049 R)
• M8: 3,984,838 km (0.063 R)
• M9: 4,963,807 km (0.104 R)
• M10: 5,311,472 km (0.069 R)
• M11: 5,939,783 km (0.05 R)
• M12: 6,292,086 km (0.089 R)
• M13: 6,699,591 km (0.106 R)
• M14: 9,472,687 km (0.045 R)
• M15: 11,258,137 km (0.105 R)
• M16: 11,496,148 km (0.042 R)
• M17: 15,999,043 km (0.101 R)
• M18: 24,312,945 km (0.042 R)
• M19: 25,418,174 km (0.099 R)
• M20: 26,767,248 km (0.062 R)
• M21: 27,298,470 km (0.094 R)
• M22: 28,382,157 km (0.101 R)
• M23: 30,404,720 km (0.087 R)
• M24: 31,568,891 km (0.104 R)
• M25: 32,042,667 km (0.055 R)
• M26: 32,883,407 km (0.112 R)
• M27: 33,126,354 km (0.087 R)
• M28: 36,653,573 km (0.097 R)
• M29: 47,319,003 km (0.1 R)
• M30: 48,252,045 km (0.076 R)
• M31: 52,602,950 km (0.092 R)
• M32: 52,935,356 km (0.094 R)
• M33: 59,338,893 km (0.071 R)
• M34: 59,699,125 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.7

Radius: 3.7

Gravity: 21.89 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.4 AU - 8.92 AU

Year: 16718 Days

Day: 18.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,257,372 km

• M1: 47,423 km (0.108 R)
• M2: 172,038 km (0.071 R)
• M3: 297,550 km (0.084 R)
• M4: 425,756 km (0.107 R)
• M5: 621,579 km (0.067 R)
• M6: 799,152 km (0.107 R)
• M7: 1,076,506 km (0.076 R)
• M8: 1,387,670 km (0.081 R)
• M9: 1,771,688 km (0.025 R)
• M10: 2,076,568 km (0.099 R)
• M11: 2,435,304 km (0.082 R)
• M12: 2,900,703 km (0.108 R)
• M13: 3,922,007 km (0.051 R)
• M14: 4,589,363 km (0.109 R)
• M15: 4,838,145 km (0.116 R)
• M16: 5,674,247 km (0.102 R)
• M17: 7,205,232 km (0.07 R)
• M18: 8,290,415 km (0.076 R)
• M19: 8,895,837 km (0.066 R)
• M20: 9,331,766 km (0.092 R)
• M21: 10,193,749 km (0.112 R)
• M22: 11,499,289 km (0.032 R)
• M23: 12,369,650 km (0.094 R)
• M24: 12,669,144 km (0.111 R)
• M25: 13,158,629 km (0.096 R)
• M26: 15,174,310 km (0.094 R)
• M27: 16,796,400 km (0.087 R)
• M28: 23,976,500 km (0.061 R)
• M29: 27,667,079 km (0.109 R)
• M30: 31,830,388 km (0.089 R)
• M31: 35,064,245 km (0.066 R)
• M32: 35,543,407 km (0.052 R)
• M33: 36,760,386 km (0.042 R)
• M34: 40,184,382 km (0.118 R)
• M35: 42,581,388 km (0.057 R)
• M36: 43,814,823 km (0.12 R)
• M37: 45,071,894 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 11,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit