🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.6

Radius: 8.5

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.62 AU - 0.82 AU

Year: 407 Days

Day: 12.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,369,477 km

• M1: 108,458 km (0.086 R)
• M2: 537,206 km (0.065 R)
• M3: 1,185,264 km (0.108 R)
• M4: 1,514,978 km (0.104 R)
• M5: 2,026,154 km (0.114 R)
• M6: 2,758,136 km (0.11 R)
• M7: 3,252,856 km (0.068 R)
• M8: 3,570,153 km (0.058 R)
• M9: 3,972,871 km (0.039 R)
• M10: 5,446,410 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.7

Radius: 9.3

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.25 AU - 1.29 AU

Year: 954 Days

Day: 5.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,369,477 km

• M1: 116,238 km (0.107 R)
• M2: 439,519 km (0.076 R)
• M3: 1,046,437 km (0.117 R)
• M4: 1,409,960 km (0.117 R)
• M5: 2,213,899 km (0.103 R)
• M6: 2,740,633 km (0.101 R)
• M7: 3,362,362 km (0.091 R)
• M8: 4,276,255 km (0.086 R)
• M9: 4,885,418 km (0.108 R)
• M10: 6,651,421 km (0.114 R)
• M11: 7,962,646 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.8

Radius: 9.9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.44 AU - 5.38 AU

Year: 6176 Days

Day: 11 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,369,477 km

• M1: 123,717 km (0.112 R)
• M2: 905,815 km (0.043 R)
• M3: 1,287,738 km (0.116 R)
• M4: 1,618,350 km (0.092 R)
• M5: 1,982,321 km (0.103 R)
• M6: 2,742,279 km (0.096 R)
• M7: 3,281,579 km (0.063 R)
• M8: 5,032,323 km (0.102 R)
• M9: 8,341,876 km (0.1 R)
• M10: 8,730,681 km (0.108 R)
• M11: 9,720,271 km (0.097 R)
• M12: 10,042,056 km (0.061 R)
• M13: 10,973,752 km (0.098 R)
• M14: 13,399,780 km (0.055 R)
• M15: 14,343,593 km (0.042 R)
• M16: 16,514,109 km (0.09 R)
• M17: 17,179,969 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.8

Radius: 6.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.52 AU - 6.2 AU

Year: 9460 Days

Day: 17.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,369,477 km

• M1: 81,082 km (0.042 R)
• M2: 349,012 km (0.086 R)
• M3: 694,733 km (0.055 R)
• M4: 1,015,470 km (0.104 R)
• M5: 1,710,502 km (0.06 R)
• M6: 2,536,581 km (0.028 R)
• M7: 2,822,912 km (0.058 R)
• M8: 3,582,570 km (0.085 R)
• M9: 6,487,910 km (0.081 R)
• M10: 7,025,116 km (0.062 R)
• M11: 7,254,749 km (0.105 R)
• M12: 13,720,219 km (0.075 R)
• M13: 17,904,322 km (0.063 R)
• M14: 22,298,460 km (0.058 R)
• M15: 22,723,917 km (0.117 R)
• M16: 26,167,360 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.3

Radius: 4.8

Gravity: 17.55 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.49 AU - 9.17 AU

Year: 17497 Days

Day: 17.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,369,477 km

• M1: 60,288 km (0.102 R)
• M2: 303,085 km (0.095 R)
• M3: 492,177 km (0.116 R)
• M4: 672,293 km (0.098 R)
• M5: 876,045 km (0.071 R)
• M6: 1,714,541 km (0.102 R)
• M7: 2,311,736 km (0.12 R)
• M8: 3,135,272 km (0.107 R)
• M9: 4,288,821 km (0.118 R)
• M10: 4,505,439 km (0.078 R)
• M11: 4,960,516 km (0.107 R)
• M12: 5,848,379 km (0.111 R)
• M13: 6,231,649 km (0.107 R)
• M14: 6,429,417 km (0.106 R)
• M15: 7,262,977 km (0.111 R)
• M16: 7,526,418 km (0.103 R)
• M17: 8,693,581 km (0.025 R)
• M18: 9,657,739 km (0.105 R)
• M19: 9,869,420 km (0.11 R)
• M20: 10,192,851 km (0.107 R)
• M21: 13,232,979 km (0.114 R)
• M22: 16,980,256 km (0.111 R)
• M23: 17,601,087 km (0.108 R)
• M24: 18,479,376 km (0.091 R)
• M25: 20,409,488 km (0.068 R)
• M26: 26,998,526 km (0.118 R)
• M27: 28,380,661 km (0.094 R)
• M28: 33,287,770 km (0.113 R)
• M29: 33,649,797 km (0.068 R)
• M30: 34,999,768 km (0.108 R)
• M31: 36,769,661 km (0.04 R)
• M32: 44,300,717 km (0.108 R)
• M33: 49,592,293 km (0.098 R)
• M34: 50,064,423 km (0.109 R)
• M35: 53,289,604 km (0.091 R)
• M36: 55,121,131 km (0.094 R)
• M37: 56,650,619 km (0.073 R)
• M38: 57,512,303 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.4

Radius: 3.1

Gravity: 23.56 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.84 AU - 9.84 AU

Year: 19035 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,369,477 km

• M1: 40,391 km (0.114 R)
• M2: 142,716 km (0.113 R)
• M3: 922,271 km (0.099 R)
• M4: 1,179,130 km (0.076 R)
• M5: 1,598,154 km (0.029 R)
• M6: 1,784,553 km (0.076 R)
• M7: 3,173,270 km (0.053 R)
• M8: 3,621,615 km (0.11 R)
• M9: 4,167,797 km (0.096 R)
• M10: 4,829,618 km (0.12 R)
• M11: 4,989,388 km (0.049 R)
• M12: 7,067,153 km (0.086 R)
• M13: 8,272,164 km (0.061 R)
• M14: 8,593,500 km (0.086 R)
• M15: 10,273,634 km (0.088 R)
• M16: 10,752,497 km (0.117 R)
• M17: 11,812,098 km (0.116 R)
• M18: 12,939,169 km (0.106 R)
• M19: 13,434,487 km (0.057 R)
• M20: 14,201,027 km (0.08 R)
• M21: 16,893,190 km (0.071 R)
• M22: 20,816,843 km (0.083 R)
• M23: 23,440,490 km (0.066 R)
• M24: 25,885,518 km (0.097 R)
• M25: 27,775,986 km (0.054 R)
• M26: 32,052,690 km (0.094 R)
• M27: 35,774,536 km (0.104 R)
• M28: 36,016,136 km (0.117 R)
• M29: 40,555,684 km (0.058 R)
• M30: 42,690,146 km (0.051 R)
• M31: 42,962,115 km (0.093 R)
• M32: 44,618,014 km (0.113 R)
• M33: 48,056,820 km (0.05 R)
• M34: 49,991,270 km (0.045 R)
• M35: 50,293,308 km (0.091 R)
• M36: 50,901,274 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.5

Radius: 3.4

Gravity: 72.02 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.3 AU - 11.76 AU

Year: 21183 Days

Day: 18.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 84,369,477 km

• M1: 46,525 km (0.048 R)
• M2: 184,454 km (0.114 R)
• M3: 525,986 km (0.092 R)
• M4: 677,230 km (0.106 R)
• M5: 880,383 km (0.094 R)
• M6: 1,237,474 km (0.105 R)
• M7: 1,407,866 km (0.081 R)
• M8: 1,611,618 km (0.092 R)
• M9: 1,893,460 km (0.099 R)
• M10: 2,578,918 km (0.118 R)
• M11: 2,937,055 km (0.09 R)
• M12: 3,356,677 km (0.114 R)
• M13: 3,626,851 km (0.066 R)
• M14: 4,706,050 km (0.048 R)
• M15: 7,523,427 km (0.104 R)
• M16: 7,829,504 km (0.115 R)
• M17: 8,250,323 km (0.115 R)
• M18: 9,022,846 km (0.093 R)
• M19: 10,457,190 km (0.107 R)
• M20: 13,027,880 km (0.088 R)
• M21: 13,692,992 km (0.068 R)
• M22: 15,659,157 km (0.089 R)
• M23: 16,666,250 km (0.108 R)
• M24: 18,995,339 km (0.095 R)
• M25: 20,729,029 km (0.114 R)
• M26: 25,518,554 km (0.037 R)
• M27: 27,265,558 km (0.103 R)
• M28: 28,107,495 km (0.119 R)
• M29: 30,736,977 km (0.056 R)
• M30: 33,117,378 km (0.12 R)
• M31: 33,525,631 km (0.057 R)
• M32: 44,361,154 km (0.1 R)
• M33: 50,921,170 km (0.053 R)
• M34: 52,012,786 km (0.057 R)
• M35: 56,341,400 km (0.085 R)
• M36: 58,692,331 km (0.106 R)
• M37: 61,516,739 km (0.105 R)
• M38: 65,279,574 km (0.11 R)
• M39: 67,434,831 km (0.084 R)
• M40: 70,981,048 km (0.114 R)
• M41: 73,259,424 km (0.058 R)
• M42: 75,116,831 km (0.041 R)
• M43: 84,116,788 km (0.116 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 11,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit