🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.4

Radius: 8.6

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.52 AU - 0.6 AU

Year: 279 Days

Day: 12.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,778,982 km

• M1: 107,561 km (0.04 R)
• M2: 1,409,960 km (0.079 R)
• M3: 1,680,433 km (0.097 R)
• M4: 2,212,553 km (0.07 R)
• M5: 2,675,708 km (0.12 R)
• M6: 3,291,303 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.5

Radius: 9.5

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.11 AU - 1.19 AU

Year: 822 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,778,982 km

• M1: 118,182 km (0.1 R)
• M2: 454,030 km (0.04 R)
• M3: 901,776 km (0.115 R)
• M4: 1,238,222 km (0.085 R)
• M5: 2,073,426 km (0.068 R)
• M6: 3,072,142 km (0.107 R)
• M7: 3,776,299 km (0.106 R)
• M8: 4,532,516 km (0.046 R)
• M9: 5,923,627 km (0.104 R)
• M10: 6,829,741 km (0.116 R)
• M11: 7,628,594 km (0.086 R)
• M12: 8,229,229 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.1

Radius: 14.7

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.94 AU - 1.48 AU

Year: 888 Days

Day: 5.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,778,982 km

• M1: 182,809 km (0.054 R)
• M2: 767,287 km (0.027 R)
• M3: 1,449,903 km (0.108 R)
• M4: 1,951,205 km (0.061 R)
• M5: 2,741,381 km (0.092 R)
• M6: 3,454,215 km (0.079 R)
• M7: 4,067,865 km (0.065 R)
• M8: 5,017,363 km (0.097 R)
• M9: 5,670,657 km (0.118 R)
• M10: 6,945,380 km (0.086 R)
• M11: 7,734,659 km (0.099 R)
• M12: 8,201,404 km (0.107 R)
• M13: 8,791,717 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.9

Radius: 11.9

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.62 AU - 2.52 AU

Year: 1986 Days

Day: 7 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,778,982 km

• M1: 150,196 km (0.071 R)
• M2: 543,639 km (0.071 R)
• M3: 1,071,270 km (0.118 R)
• M4: 1,647,222 km (0.082 R)
• M5: 2,072,828 km (0.071 R)
• M6: 2,903,695 km (0.094 R)
• M7: 3,480,993 km (0.072 R)
• M8: 3,944,597 km (0.069 R)
• M9: 6,564,803 km (0.078 R)
• M10: 7,051,894 km (0.115 R)
• M11: 8,221,450 km (0.089 R)
• M12: 8,788,127 km (0.065 R)
• M13: 11,054,684 km (0.039 R)
• M14: 11,824,365 km (0.115 R)
• M15: 12,506,232 km (0.059 R)
• M16: 14,081,199 km (0.101 R)
• M17: 14,893,515 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.9

Radius: 8.7

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.64 AU - 3.12 AU

Year: 3259 Days

Day: 9.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,778,982 km

• M1: 108,159 km (0.093 R)
• M2: 410,048 km (0.067 R)
• M3: 714,629 km (0.113 R)
• M4: 1,336,807 km (0.06 R)
• M5: 1,635,703 km (0.111 R)
• M6: 1,927,419 km (0.085 R)
• M7: 2,780,725 km (0.066 R)
• M8: 4,232,573 km (0.103 R)
• M9: 4,645,463 km (0.114 R)
• M10: 5,263,451 km (0.106 R)
• M11: 7,350,940 km (0.112 R)
• M12: 9,976,832 km (0.089 R)
• M13: 11,004,120 km (0.103 R)
• M14: 13,509,735 km (0.07 R)
• M15: 14,203,570 km (0.059 R)
• M16: 14,921,041 km (0.114 R)
• M17: 16,151,783 km (0.101 R)
• M18: 16,990,279 km (0.109 R)
• M19: 17,565,034 km (0.053 R)
• M20: 19,243,672 km (0.116 R)
• M21: 19,679,450 km (0.032 R)
• M22: 21,157,926 km (0.085 R)
• M23: 23,336,221 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.5

Radius: 9.5

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.48 AU - 3.92 AU

Year: 3817 Days

Day: 14.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,778,982 km

• M1: 122,072 km (0.08 R)
• M2: 468,241 km (0.118 R)
• M3: 1,276,070 km (0.095 R)
• M4: 1,798,166 km (0.053 R)
• M5: 3,668,888 km (0.098 R)
• M6: 4,079,085 km (0.101 R)
• M7: 4,846,672 km (0.102 R)
• M8: 5,496,226 km (0.073 R)
• M9: 5,842,246 km (0.101 R)
• M10: 6,316,770 km (0.094 R)
• M11: 7,091,986 km (0.096 R)
• M12: 7,962,646 km (0.107 R)
• M13: 9,646,220 km (0.103 R)
• M14: 12,575,047 km (0.12 R)
• M15: 13,036,856 km (0.11 R)
• M16: 13,896,745 km (0.095 R)
• M17: 14,541,063 km (0.113 R)
• M18: 15,101,606 km (0.076 R)
• M19: 19,254,144 km (0.113 R)
• M20: 19,806,160 km (0.093 R)
• M21: 21,656,685 km (0.027 R)
• M22: 22,120,140 km (0.026 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.1

Radius: 8

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.97 AU - 4.15 AU

Year: 4479 Days

Day: 6.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,778,982 km

• M1: 99,931 km (0.084 R)
• M2: 381,774 km (0.103 R)
• M3: 736,171 km (0.032 R)
• M4: 1,002,904 km (0.08 R)
• M5: 1,315,713 km (0.044 R)
• M6: 1,635,254 km (0.049 R)
• M7: 1,966,763 km (0.06 R)
• M8: 2,226,615 km (0.1 R)
• M9: 2,556,478 km (0.108 R)
• M10: 2,816,629 km (0.113 R)
• M11: 3,148,586 km (0.095 R)
• M12: 3,409,784 km (0.088 R)
• M13: 3,787,668 km (0.11 R)
• M14: 4,259,799 km (0.111 R)
• M15: 5,244,004 km (0.099 R)
• M16: 5,585,685 km (0.119 R)
• M17: 6,168,967 km (0.054 R)
• M18: 8,233,717 km (0.066 R)
• M19: 9,026,137 km (0.094 R)
• M20: 9,402,825 km (0.081 R)
• M21: 12,992,575 km (0.092 R)
• M22: 13,279,504 km (0.115 R)
• M23: 14,266,401 km (0.069 R)
• M24: 15,301,319 km (0.098 R)
• M25: 20,713,620 km (0.099 R)
• M26: 21,369,308 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.3

Radius: 4.1

Gravity: 45.82 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.54 AU - 7.38 AU

Year: 12245 Days

Day: 24.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,778,982 km

• M1: 51,013 km (0.091 R)
• M2: 520,750 km (0.119 R)
• M3: 735,423 km (0.028 R)
• M4: 1,426,864 km (0.081 R)
• M5: 1,700,180 km (0.107 R)
• M6: 1,918,742 km (0.118 R)
• M7: 2,099,307 km (0.028 R)
• M8: 2,232,449 km (0.115 R)
• M9: 3,203,339 km (0.061 R)
• M10: 3,809,360 km (0.027 R)
• M11: 4,124,862 km (0.114 R)
• M12: 4,873,300 km (0.046 R)
• M13: 5,176,086 km (0.114 R)
• M14: 6,922,342 km (0.097 R)
• M15: 9,126,368 km (0.119 R)
• M16: 10,007,350 km (0.063 R)
• M17: 10,718,239 km (0.1 R)
• M18: 11,345,503 km (0.119 R)
• M19: 12,486,186 km (0.063 R)
• M20: 13,701,220 km (0.119 R)
• M21: 14,439,486 km (0.116 R)
• M22: 15,849,146 km (0.089 R)
• M23: 17,347,967 km (0.077 R)
• M24: 17,580,742 km (0.037 R)
• M25: 18,451,701 km (0.043 R)
• M26: 19,268,206 km (0.096 R)
• M27: 20,023,376 km (0.047 R)
• M28: 20,624,310 km (0.065 R)
• M29: 21,952,141 km (0.097 R)
• M30: 24,097,225 km (0.057 R)
• M31: 29,015,853 km (0.03 R)
• M32: 29,343,772 km (0.079 R)
• M33: 31,134,458 km (0.046 R)
• M34: 33,115,433 km (0.111 R)
• M35: 34,197,475 km (0.066 R)
• M36: 36,052,937 km (0.078 R)
• M37: 52,072,027 km (0.11 R)
• M38: 55,860,892 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.3

Radius: 3

Gravity: 84.92 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.78 AU - 10.84 AU

Year: 20490 Days

Day: 24.7 Hours

Environment

Temp: -245 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,778,982 km

• M1: 37,250 km (0.11 R)
• M2: 172,337 km (0.029 R)
• M3: 266,883 km (0.051 R)
• M4: 466,895 km (0.043 R)
• M5: 822,938 km (0.091 R)
• M6: 987,496 km (0.083 R)
• M7: 2,033,185 km (0.067 R)
• M8: 2,892,026 km (0.111 R)
• M9: 3,078,126 km (0.069 R)
• M10: 3,215,905 km (0.108 R)
• M11: 3,357,874 km (0.081 R)
• M12: 3,503,881 km (0.101 R)
• M13: 4,264,736 km (0.089 R)
• M14: 6,322,305 km (0.093 R)
• M15: 9,584,436 km (0.102 R)
• M16: 10,422,783 km (0.043 R)
• M17: 11,309,001 km (0.061 R)
• M18: 14,342,845 km (0.081 R)
• M19: 18,502,713 km (0.109 R)
• M20: 21,548,077 km (0.091 R)
• M21: 22,979,430 km (0.102 R)
• M22: 24,911,187 km (0.087 R)
• M23: 29,462,403 km (0.108 R)
• M24: 32,390,033 km (0.096 R)
• M25: 38,079,091 km (0.103 R)
• M26: 38,225,697 km (0.05 R)
• M27: 40,468,618 km (0.091 R)
• M28: 45,873,888 km (0.116 R)
• M29: 46,039,792 km (0.1 R)
• M30: 48,061,607 km (0.112 R)
• M31: 48,748,411 km (0.092 R)
• M32: 54,109,849 km (0.089 R)
• M33: 55,603,135 km (0.086 R)
• M34: 56,359,951 km (0.088 R)
• M35: 56,932,162 km (0.095 R)
• M36: 65,353,176 km (0.101 R)
• M37: 66,407,692 km (0.041 R)
• M38: 69,420,892 km (0.052 R)
• M39: 71,182,856 km (0.093 R)
• M40: 75,717,915 km (0.069 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.5

Radius: 4.9

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.61 AU - 11.19 AU

Year: 23998 Days

Day: 18.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,778,982 km

• M1: 61,186 km (0.1 R)
• M2: 525,089 km (0.077 R)
• M3: 869,164 km (0.07 R)
• M4: 1,190,949 km (0.109 R)
• M5: 2,242,921 km (0.068 R)
• M6: 2,468,514 km (0.099 R)
• M7: 3,314,341 km (0.047 R)
• M8: 4,821,390 km (0.046 R)
• M9: 4,990,136 km (0.113 R)
• M10: 5,447,606 km (0.11 R)
• M11: 6,048,392 km (0.102 R)
• M12: 7,248,166 km (0.039 R)
• M13: 7,425,290 km (0.082 R)
• M14: 8,796,953 km (0.068 R)
• M15: 12,915,532 km (0.11 R)
• M16: 21,336,696 km (0.12 R)
• M17: 21,700,966 km (0.114 R)
• M18: 25,985,001 km (0.085 R)
• M19: 26,609,572 km (0.113 R)
• M20: 34,279,155 km (0.047 R)
• M21: 38,951,097 km (0.093 R)
• M22: 39,631,767 km (0.104 R)
• M23: 40,181,988 km (0.099 R)
• M24: 44,472,156 km (0.071 R)
• M25: 46,270,322 km (0.056 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 17,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit