🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.3

Radius: 14.6

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.45 AU - 0.63 AU

Year: 269 Days

Day: 6.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 95,163,810 km

• M1: 181,612 km (0.111 R)
• M2: 637,437 km (0.104 R)
• M3: 1,339,499 km (0.1 R)
• M4: 1,911,711 km (0.114 R)
• M5: 2,437,996 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.5

Radius: 10.1

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.09 AU - 1.61 AU

Year: 1064 Days

Day: 10 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 95,163,810 km

• M1: 157,975 km (0.095 R)
• M2: 545,583 km (0.071 R)
• M3: 1,007,242 km (0.095 R)
• M4: 1,823,598 km (0.06 R)
• M5: 2,243,669 km (0.056 R)
• M6: 2,796,882 km (0.104 R)
• M7: 3,508,369 km (0.11 R)
• M8: 3,995,610 km (0.114 R)
• M9: 4,854,301 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.3

Radius: 12.7

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.42 AU - 3.64 AU

Year: 3577 Days

Day: 11.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 95,163,810 km

• M1: 157,975 km (0.092 R)
• M2: 685,457 km (0.086 R)
• M3: 2,102,748 km (0.06 R)
• M4: 2,631,875 km (0.062 R)
• M5: 3,475,757 km (0.112 R)
• M6: 4,539,099 km (0.082 R)
• M7: 5,071,069 km (0.052 R)
• M8: 6,615,517 km (0.114 R)
• M9: 7,661,655 km (0.048 R)
• M10: 9,685,265 km (0.08 R)
• M11: 10,528,997 km (0.081 R)
• M12: 11,204,282 km (0.11 R)
• M13: 12,134,182 km (0.103 R)
• M14: 17,166,954 km (0.097 R)
• M15: 18,402,333 km (0.109 R)
• M16: 20,204,838 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.9

Radius: 9

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.74 AU - 4.8 AU

Year: 5985 Days

Day: 8.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 95,163,810 km

• M1: 111,899 km (0.069 R)
• M2: 458,817 km (0.113 R)
• M3: 922,720 km (0.088 R)
• M4: 2,662,842 km (0.111 R)
• M5: 3,062,867 km (0.041 R)
• M6: 3,889,245 km (0.082 R)
• M7: 4,535,508 km (0.086 R)
• M8: 7,443,541 km (0.115 R)
• M9: 11,165,835 km (0.07 R)
• M10: 14,604,193 km (0.113 R)
• M11: 18,217,430 km (0.113 R)
• M12: 19,590,290 km (0.08 R)
• M13: 24,121,310 km (0.09 R)
• M14: 25,438,220 km (0.12 R)
• M15: 26,629,169 km (0.039 R)
• M16: 28,394,424 km (0.107 R)
• M17: 29,768,630 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.5

Radius: 11.2

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.04 AU - 6.16 AU

Year: 8988 Days

Day: 6.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,163,810 km

• M1: 139,276 km (0.111 R)
• M2: 675,135 km (0.116 R)
• M3: 1,059,153 km (0.09 R)
• M4: 2,229,158 km (0.042 R)
• M5: 2,833,084 km (0.112 R)
• M6: 3,209,024 km (0.079 R)
• M7: 4,397,878 km (0.114 R)
• M8: 5,824,892 km (0.052 R)
• M9: 8,400,968 km (0.075 R)
• M10: 8,901,971 km (0.109 R)
• M11: 10,165,774 km (0.089 R)
• M12: 14,544,354 km (0.11 R)
• M13: 16,153,428 km (0.076 R)
• M14: 17,217,518 km (0.055 R)
• M15: 17,878,142 km (0.115 R)
• M16: 18,403,530 km (0.073 R)
• M17: 19,328,045 km (0.103 R)
• M18: 22,721,822 km (0.106 R)
• M19: 24,147,639 km (0.049 R)
• M20: 26,204,311 km (0.101 R)
• M21: 28,885,105 km (0.076 R)
• M22: 29,504,739 km (0.106 R)
• M23: 31,308,590 km (0.04 R)
• M24: 32,848,401 km (0.09 R)
• M25: 37,770,620 km (0.116 R)
• M26: 38,387,562 km (0.114 R)
• M27: 39,768,350 km (0.116 R)
• M28: 40,922,498 km (0.107 R)
• M29: 42,895,544 km (0.108 R)
• M30: 43,837,711 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.8

Radius: 6.1

Gravity: 22.89 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.75 AU - 11.01 AU

Year: 19485 Days

Day: 21.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 95,163,810 km

• M1: 85,869 km (0.043 R)
• M2: 320,738 km (0.04 R)
• M3: 552,166 km (0.072 R)
• M4: 819,796 km (0.085 R)
• M5: 1,286,392 km (0.066 R)
• M6: 1,839,306 km (0.106 R)
• M7: 2,423,037 km (0.057 R)
• M8: 2,659,252 km (0.119 R)
• M9: 4,414,783 km (0.119 R)
• M10: 4,877,938 km (0.083 R)
• M11: 7,154,967 km (0.074 R)
• M12: 8,310,461 km (0.115 R)
• M13: 9,354,654 km (0.062 R)
• M14: 10,299,514 km (0.069 R)
• M15: 10,795,132 km (0.106 R)
• M16: 11,502,431 km (0.044 R)
• M17: 14,797,174 km (0.039 R)
• M18: 15,912,875 km (0.081 R)
• M19: 17,777,463 km (0.071 R)
• M20: 18,310,331 km (0.055 R)
• M21: 21,333,105 km (0.112 R)
• M22: 22,341,993 km (0.113 R)
• M23: 28,828,557 km (0.06 R)
• M24: 30,816,563 km (0.084 R)
• M25: 37,470,377 km (0.117 R)
• M26: 37,760,597 km (0.083 R)
• M27: 38,788,334 km (0.066 R)
• M28: 39,985,566 km (0.118 R)
• M29: 42,611,009 km (0.099 R)
• M30: 49,585,710 km (0.069 R)
• M31: 56,900,448 km (0.077 R)
• M32: 61,013,791 km (0.061 R)
• M33: 63,657,036 km (0.034 R)
• M34: 72,491,837 km (0.1 R)
• M35: 75,917,927 km (0.107 R)
• M36: 76,849,473 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.2

Radius: 3

Gravity: 105.69 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.61 AU - 11.79 AU

Year: 23739 Days

Day: 24.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 95,163,810 km

• M1: 37,250 km (0.117 R)
• M2: 210,035 km (0.089 R)
• M3: 391,498 km (0.096 R)
• M4: 764,595 km (0.118 R)
• M5: 3,302,822 km (0.069 R)
• M6: 3,645,700 km (0.078 R)
• M7: 3,743,238 km (0.104 R)
• M8: 3,977,658 km (0.11 R)
• M9: 4,150,892 km (0.072 R)
• M10: 4,512,620 km (0.119 R)
• M11: 5,811,279 km (0.114 R)
• M12: 6,171,211 km (0.111 R)
• M13: 8,030,563 km (0.104 R)
• M14: 8,533,511 km (0.114 R)
• M15: 11,366,446 km (0.102 R)
• M16: 11,574,986 km (0.099 R)
• M17: 13,723,959 km (0.026 R)
• M18: 14,441,281 km (0.093 R)
• M19: 17,469,291 km (0.112 R)
• M20: 17,654,045 km (0.114 R)
• M21: 18,311,079 km (0.032 R)
• M22: 19,574,283 km (0.112 R)
• M23: 20,075,286 km (0.117 R)
• M24: 20,176,414 km (0.117 R)
• M25: 21,735,523 km (0.102 R)
• M26: 21,949,299 km (0.069 R)
• M27: 28,012,052 km (0.094 R)
• M28: 28,776,198 km (0.114 R)
• M29: 31,151,513 km (0.08 R)
• M30: 33,511,868 km (0.112 R)
• M31: 41,139,714 km (0.049 R)
• M32: 54,233,118 km (0.102 R)
• M33: 71,721,857 km (0.069 R)
• M34: 77,047,691 km (0.062 R)
• M35: 83,412,631 km (0.072 R)
• M36: 83,674,278 km (0.119 R)
• M37: 88,206,196 km (0.105 R)
• M38: 89,295,867 km (0.11 R)
• M39: 92,898,931 km (0.066 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: 280 - 11,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit