🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.4

Radius: 12

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.56 AU - 0.76 AU

Year: 377 Days

Day: 11.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,432,024 km

• M1: 149,299 km (0.052 R)
• M2: 545,284 km (0.064 R)
• M3: 941,569 km (0.084 R)
• M4: 1,463,516 km (0.063 R)
• M5: 2,597,169 km (0.072 R)
• M6: 3,074,087 km (0.08 R)
• M7: 3,706,287 km (0.05 R)
• M8: 4,451,285 km (0.05 R)
• M9: 5,435,938 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.1

Radius: 11.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.72 AU - 1.04 AU

Year: 580 Days

Day: 8.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,432,024 km

• M1: 139,276 km (0.114 R)
• M2: 580,141 km (0.055 R)
• M3: 975,229 km (0.113 R)
• M4: 1,425,219 km (0.114 R)
• M5: 1,795,922 km (0.058 R)
• M6: 2,410,770 km (0.084 R)
• M7: 2,891,876 km (0.082 R)
• M8: 4,304,828 km (0.079 R)
• M9: 4,925,959 km (0.076 R)
• M10: 5,313,866 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891

Radius: 10.3

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.52 AU - 1.62 AU

Year: 1383 Days

Day: 8.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,432,024 km

• M1: 128,205 km (0.103 R)
• M2: 612,902 km (0.073 R)
• M3: 1,126,173 km (0.08 R)
• M4: 1,495,231 km (0.079 R)
• M5: 2,323,255 km (0.115 R)
• M6: 2,655,213 km (0.103 R)
• M7: 3,480,394 km (0.094 R)
• M8: 4,316,497 km (0.077 R)
• M9: 4,722,057 km (0.114 R)
• M10: 7,441,297 km (0.045 R)
• M11: 8,374,489 km (0.115 R)
• M12: 9,607,923 km (0.101 R)
• M13: 10,783,314 km (0.037 R)
• M14: 11,171,670 km (0.114 R)
• M15: 11,716,505 km (0.09 R)
• M16: 12,240,995 km (0.098 R)
• M17: 12,741,849 km (0.075 R)
• M18: 13,991,590 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 11.3

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.74 AU - 2.68 AU

Year: 2309 Days

Day: 8.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,432,024 km

• M1: 140,472 km (0.111 R)
• M2: 493,075 km (0.103 R)
• M3: 850,314 km (0.106 R)
• M4: 1,590,375 km (0.07 R)
• M5: 1,942,528 km (0.107 R)
• M6: 2,387,133 km (0.097 R)
• M7: 2,976,100 km (0.077 R)
• M8: 3,750,269 km (0.099 R)
• M9: 4,264,437 km (0.112 R)
• M10: 5,340,943 km (0.091 R)
• M11: 6,326,045 km (0.087 R)
• M12: 6,945,081 km (0.105 R)
• M13: 8,367,159 km (0.117 R)
• M14: 9,520,259 km (0.057 R)
• M15: 10,045,796 km (0.074 R)
• M16: 10,776,582 km (0.048 R)
• M17: 12,262,238 km (0.067 R)
• M18: 13,354,752 km (0.062 R)
• M19: 14,013,880 km (0.096 R)
• M20: 14,879,752 km (0.101 R)
• M21: 16,517,849 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.9

Radius: 9.3

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.38 AU - 2.82 AU

Year: 2947 Days

Day: 10.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,432,024 km

• M1: 115,639 km (0.115 R)
• M2: 635,641 km (0.116 R)
• M3: 1,171,950 km (0.107 R)
• M4: 1,479,224 km (0.102 R)
• M5: 1,806,993 km (0.119 R)
• M6: 2,453,106 km (0.101 R)
• M7: 2,824,408 km (0.08 R)
• M8: 3,504,929 km (0.105 R)
• M9: 4,414,334 km (0.1 R)
• M10: 5,103,083 km (0.096 R)
• M11: 7,334,784 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.4

Radius: 3.2

Gravity: 32.95 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.64 AU - 8.58 AU

Year: 16235 Days

Day: 19.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,432,024 km

• M1: 49,517 km (0.108 R)
• M2: 523,742 km (0.117 R)
• M3: 1,079,648 km (0.117 R)
• M4: 2,417,053 km (0.098 R)
• M5: 4,430,191 km (0.115 R)
• M6: 6,808,947 km (0.079 R)
• M7: 11,438,852 km (0.059 R)
• M8: 13,418,181 km (0.118 R)
• M9: 14,722,525 km (0.097 R)
• M10: 15,684,140 km (0.095 R)
• M11: 17,055,354 km (0.083 R)
• M12: 20,282,330 km (0.096 R)
• M13: 21,818,999 km (0.082 R)
• M14: 22,615,757 km (0.097 R)
• M15: 22,975,989 km (0.1 R)
• M16: 26,691,252 km (0.107 R)
• M17: 28,743,136 km (0.118 R)
• M18: 29,592,553 km (0.051 R)
• M19: 31,788,800 km (0.117 R)
• M20: 36,626,196 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.1

Radius: 5

Gravity: 28.16 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.92 AU - 10.32 AU

Year: 17790 Days

Day: 20.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 109.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,432,024 km

• M1: 62,831 km (0.111 R)
• M2: 301,739 km (0.091 R)
• M3: 691,591 km (0.073 R)
• M4: 1,043,146 km (0.09 R)
• M5: 1,443,470 km (0.071 R)
• M6: 4,706,648 km (0.115 R)
• M7: 4,952,886 km (0.067 R)
• M8: 5,471,093 km (0.084 R)
• M9: 6,357,461 km (0.075 R)
• M10: 6,528,451 km (0.102 R)
• M11: 7,196,854 km (0.111 R)
• M12: 8,879,082 km (0.104 R)
• M13: 9,925,071 km (0.119 R)
• M14: 10,097,407 km (0.119 R)
• M15: 11,803,870 km (0.083 R)
• M16: 12,725,244 km (0.105 R)
• M17: 15,466,325 km (0.084 R)
• M18: 20,648,994 km (0.067 R)
• M19: 21,982,809 km (0.115 R)
• M20: 25,139,025 km (0.076 R)
• M21: 25,352,351 km (0.053 R)
• M22: 25,674,735 km (0.042 R)
• M23: 26,327,729 km (0.108 R)
• M24: 34,388,212 km (0.1 R)
• M25: 37,633,738 km (0.116 R)
• M26: 39,044,296 km (0.096 R)
• M27: 39,474,241 km (0.065 R)
• M28: 40,052,436 km (0.065 R)
• M29: 42,120,477 km (0.068 R)
• M30: 43,486,904 km (0.12 R)
• M31: 44,103,547 km (0.082 R)
• M32: 46,307,871 km (0.091 R)
• M33: 48,749,907 km (0.032 R)
• M34: 50,424,805 km (0.071 R)
• M35: 59,000,503 km (0.089 R)
• M36: 60,901,592 km (0.115 R)
• M37: 66,034,744 km (0.095 R)
• M38: 69,752,550 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.5

Radius: 7.3

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.82 AU - 10.06 AU

Year: 22029 Days

Day: 16 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 84,432,024 km

• M1: 91,554 km (0.051 R)
• M2: 505,192 km (0.064 R)
• M3: 828,024 km (0.108 R)
• M4: 1,696,141 km (0.045 R)
• M5: 2,959,345 km (0.107 R)
• M6: 3,347,552 km (0.058 R)
• M7: 3,614,733 km (0.075 R)
• M8: 3,960,604 km (0.105 R)
• M9: 4,574,104 km (0.09 R)
• M10: 4,866,419 km (0.113 R)
• M11: 6,032,235 km (0.074 R)
• M12: 8,791,568 km (0.106 R)
• M13: 10,074,369 km (0.115 R)
• M14: 10,444,774 km (0.059 R)
• M15: 11,147,585 km (0.111 R)
• M16: 12,087,209 km (0.071 R)
• M17: 13,819,103 km (0.096 R)
• M18: 15,141,848 km (0.118 R)
• M19: 15,958,054 km (0.093 R)
• M20: 19,140,599 km (0.07 R)
• M21: 21,079,836 km (0.096 R)
• M22: 23,683,288 km (0.075 R)
• M23: 28,896,026 km (0.084 R)
• M24: 36,823,067 km (0.079 R)
• M25: 37,554,750 km (0.089 R)
• M26: 38,296,157 km (0.056 R)
• M27: 38,745,549 km (0.113 R)
• M28: 39,350,374 km (0.095 R)
• M29: 44,416,954 km (0.068 R)
• M30: 51,522,105 km (0.119 R)
• M31: 56,206,314 km (0.055 R)
• M32: 57,176,007 km (0.057 R)
• M33: 59,950,449 km (0.104 R)
• M34: 65,980,739 km (0.04 R)
• M35: 68,589,876 km (0.082 R)
• M36: 74,013,098 km (0.06 R)
• M37: 78,022,919 km (0.106 R)
• M38: 81,431,955 km (0.106 R)
• M39: 83,173,275 km (0.051 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 17,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit