🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.8

Radius: 9.9

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.49 AU - 0.65 AU

Year: 287 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,826,490 km

• M1: 123,119 km (0.077 R)
• M2: 441,463 km (0.067 R)
• M3: 762,201 km (0.107 R)
• M4: 1,164,619 km (0.035 R)
• M5: 2,020,469 km (0.096 R)
• M6: 2,652,071 km (0.094 R)
• M7: 3,218,748 km (0.047 R)
• M8: 3,587,207 km (0.115 R)
• M9: 4,193,079 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.4

Radius: 9.7

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.97 AU - 1.03 AU

Year: 667 Days

Day: 14.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,826,490 km

• M1: 120,576 km (0.105 R)
• M2: 459,265 km (0.049 R)
• M3: 869,612 km (0.03 R)
• M4: 1,216,979 km (0.1 R)
• M5: 1,569,581 km (0.079 R)
• M6: 2,677,054 km (0.088 R)
• M7: 3,755,056 km (0.092 R)
• M8: 5,011,080 km (0.084 R)
• M9: 5,448,654 km (0.08 R)
• M10: 5,754,581 km (0.097 R)
• M11: 6,359,106 km (0.102 R)
• M12: 6,741,778 km (0.032 R)
• M13: 7,072,539 km (0.087 R)
• M14: 8,031,910 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.2

Radius: 8.1

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.05 AU - 1.35 AU

Year: 877 Days

Day: 11.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,826,490 km

• M1: 100,829 km (0.082 R)
• M2: 416,032 km (0.113 R)
• M3: 1,210,097 km (0.067 R)
• M4: 1,578,856 km (0.08 R)
• M5: 2,002,667 km (0.082 R)
• M6: 2,403,290 km (0.113 R)
• M7: 3,889,245 km (0.097 R)
• M8: 4,352,550 km (0.115 R)
• M9: 5,062,691 km (0.066 R)
• M10: 5,730,945 km (0.039 R)
• M11: 6,290,142 km (0.083 R)
• M12: 7,447,880 km (0.091 R)
• M13: 7,752,461 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.6

Radius: 12.8

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.43 AU - 4.01 AU

Year: 4785 Days

Day: 13.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,826,490 km

• M1: 159,771 km (0.033 R)
• M2: 576,401 km (0.071 R)
• M3: 1,179,130 km (0.116 R)
• M4: 2,068,639 km (0.076 R)
• M5: 2,486,466 km (0.118 R)
• M6: 2,894,420 km (0.093 R)
• M7: 4,288,672 km (0.103 R)
• M8: 5,172,496 km (0.038 R)
• M9: 6,090,578 km (0.08 R)
• M10: 8,843,628 km (0.114 R)
• M11: 10,392,714 km (0.063 R)
• M12: 12,473,470 km (0.092 R)
• M13: 13,445,109 km (0.1 R)
• M14: 20,617,579 km (0.113 R)
• M15: 21,386,212 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.8

Radius: 9.6

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.08 AU - 6.04 AU

Year: 7590 Days

Day: 10 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,826,490 km

• M1: 119,379 km (0.11 R)
• M2: 438,322 km (0.118 R)
• M3: 1,376,300 km (0.083 R)
• M4: 1,795,324 km (0.09 R)
• M5: 2,211,356 km (0.055 R)
• M6: 2,710,713 km (0.062 R)
• M7: 3,759,095 km (0.095 R)
• M8: 4,557,499 km (0.092 R)
• M9: 5,759,219 km (0.105 R)
• M10: 6,133,662 km (0.062 R)
• M11: 7,553,645 km (0.031 R)
• M12: 9,505,000 km (0.067 R)
• M13: 10,273,484 km (0.104 R)
• M14: 10,825,351 km (0.11 R)
• M15: 12,319,684 km (0.103 R)
• M16: 13,000,504 km (0.037 R)
• M17: 15,647,488 km (0.09 R)
• M18: 18,707,812 km (0.102 R)
• M19: 23,237,336 km (0.102 R)
• M20: 25,800,397 km (0.101 R)
• M21: 29,939,321 km (0.114 R)
• M22: 36,194,756 km (0.101 R)
• M23: 37,707,490 km (0.1 R)
• M24: 40,116,165 km (0.099 R)
• M25: 43,139,987 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.2

Radius: 12

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.75 AU - 6.25 AU

Year: 8601 Days

Day: 5.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,826,490 km

• M1: 149,299 km (0.1 R)
• M2: 567,425 km (0.055 R)
• M3: 953,986 km (0.067 R)
• M4: 1,724,863 km (0.059 R)
• M5: 2,125,038 km (0.101 R)
• M6: 2,940,645 km (0.034 R)
• M7: 3,397,517 km (0.093 R)
• M8: 4,227,636 km (0.054 R)
• M9: 5,253,129 km (0.068 R)
• M10: 6,107,782 km (0.052 R)
• M11: 6,549,844 km (0.088 R)
• M12: 7,052,941 km (0.076 R)
• M13: 7,665,395 km (0.116 R)
• M14: 8,627,459 km (0.114 R)
• M15: 10,950,863 km (0.101 R)
• M16: 12,343,620 km (0.118 R)
• M17: 13,913,948 km (0.061 R)
• M18: 15,276,486 km (0.034 R)
• M19: 17,084,526 km (0.069 R)
• M20: 17,965,358 km (0.11 R)
• M21: 19,658,507 km (0.066 R)
• M22: 20,872,493 km (0.118 R)
• M23: 21,624,522 km (0.039 R)
• M24: 23,094,022 km (0.096 R)
• M25: 26,715,637 km (0.081 R)
• M26: 31,454,299 km (0.12 R)
• M27: 32,111,033 km (0.091 R)
• M28: 38,439,472 km (0.1 R)
• M29: 42,291,468 km (0.118 R)
• M30: 42,957,627 km (0.105 R)
• M31: 43,901,889 km (0.087 R)
• M32: 45,831,851 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 911.9

Radius: 4

Gravity: 56.99 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.08 AU - 6.88 AU

Year: 11000 Days

Day: 20.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,826,490 km

• M1: 57,595 km (0.093 R)
• M2: 197,320 km (0.103 R)
• M3: 485,445 km (0.1 R)
• M4: 672,293 km (0.052 R)
• M5: 916,437 km (0.066 R)
• M6: 1,094,458 km (0.079 R)
• M7: 1,229,994 km (0.111 R)
• M8: 1,418,936 km (0.05 R)
• M9: 2,498,135 km (0.112 R)
• M10: 3,033,994 km (0.027 R)
• M11: 3,379,865 km (0.076 R)
• M12: 4,033,159 km (0.102 R)
• M13: 7,067,153 km (0.092 R)
• M14: 9,237,818 km (0.106 R)
• M15: 9,492,134 km (0.111 R)
• M16: 10,121,343 km (0.116 R)
• M17: 10,722,278 km (0.085 R)
• M18: 11,697,058 km (0.096 R)
• M19: 11,875,079 km (0.101 R)
• M20: 12,605,117 km (0.079 R)
• M21: 12,854,945 km (0.073 R)
• M22: 14,904,585 km (0.107 R)
• M23: 18,173,000 km (0.103 R)
• M24: 18,572,127 km (0.053 R)
• M25: 19,637,264 km (0.112 R)
• M26: 24,693,223 km (0.088 R)
• M27: 25,979,615 km (0.091 R)
• M28: 26,282,700 km (0.107 R)
• M29: 29,117,281 km (0.082 R)
• M30: 34,404,369 km (0.104 R)
• M31: 36,636,219 km (0.09 R)
• M32: 39,226,955 km (0.103 R)
• M33: 40,296,580 km (0.086 R)
• M34: 49,099,368 km (0.062 R)
• M35: 53,373,828 km (0.094 R)
• M36: 55,017,759 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.1

Radius: 3.3

Gravity: 65.48 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.87 AU - 6.93 AU

Year: 12087 Days

Day: 16.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 162.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,826,490 km

• M1: 41,139 km (0.114 R)
• M2: 167,699 km (0.117 R)
• M3: 306,975 km (0.03 R)
• M4: 449,392 km (0.098 R)
• M5: 891,454 km (0.07 R)
• M6: 1,276,219 km (0.095 R)
• M7: 1,730,099 km (0.078 R)
• M8: 2,741,531 km (0.101 R)
• M9: 4,151,042 km (0.096 R)
• M10: 6,019,070 km (0.093 R)
• M11: 6,521,270 km (0.089 R)
• M12: 7,520,734 km (0.07 R)
• M13: 8,241,347 km (0.101 R)
• M14: 8,428,344 km (0.117 R)
• M15: 8,957,472 km (0.087 R)
• M16: 10,403,485 km (0.1 R)
• M17: 12,057,888 km (0.063 R)
• M18: 12,790,917 km (0.097 R)
• M19: 14,345,089 km (0.096 R)
• M20: 15,590,342 km (0.112 R)
• M21: 19,177,699 km (0.119 R)
• M22: 19,754,997 km (0.113 R)
• M23: 20,343,814 km (0.086 R)
• M24: 22,180,577 km (0.054 R)
• M25: 25,187,195 km (0.069 R)
• M26: 30,189,000 km (0.058 R)
• M27: 30,857,403 km (0.113 R)
• M28: 34,467,948 km (0.056 R)
• M29: 37,449,134 km (0.082 R)
• M30: 41,411,533 km (0.084 R)
• M31: 44,631,926 km (0.042 R)
• M32: 45,498,696 km (0.106 R)
• M33: 46,524,040 km (0.105 R)
• M34: 46,819,795 km (0.093 R)
• M35: 47,265,746 km (0.105 R)
• M36: 47,864,886 km (0.119 R)
• M37: 52,519,923 km (0.101 R)
• M38: 54,956,573 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.9

Radius: 7.5

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.29 AU - 9.91 AU

Year: 15373 Days

Day: 23.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,826,490 km

• M1: 94,995 km (0.088 R)
• M2: 344,374 km (0.103 R)
• M3: 727,046 km (0.095 R)
• M4: 1,647,821 km (0.102 R)
• M5: 2,738,239 km (0.045 R)
• M6: 3,191,371 km (0.111 R)
• M7: 4,330,709 km (0.113 R)
• M8: 5,821,900 km (0.062 R)
• M9: 8,657,079 km (0.1 R)
• M10: 16,995,066 km (0.104 R)
• M11: 24,697,262 km (0.087 R)
• M12: 34,669,157 km (0.087 R)
• M13: 36,988,822 km (0.074 R)
• M14: 40,659,504 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.7

Radius: 5.2

Gravity: 20.77 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.62 AU - 10.58 AU

Year: 19835 Days

Day: 21.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,826,490 km

• M1: 66,272 km (0.044 R)
• M2: 246,687 km (0.107 R)
• M3: 457,021 km (0.042 R)
• M4: 797,805 km (0.117 R)
• M5: 1,130,960 km (0.107 R)
• M6: 1,457,532 km (0.117 R)
• M7: 1,668,465 km (0.092 R)
• M8: 2,340,159 km (0.091 R)
• M9: 2,895,317 km (0.101 R)
• M10: 3,766,426 km (0.051 R)
• M11: 4,593,403 km (0.063 R)
• M12: 6,092,373 km (0.117 R)
• M13: 6,342,351 km (0.12 R)
• M14: 7,696,362 km (0.116 R)
• M15: 7,939,309 km (0.087 R)
• M16: 9,957,085 km (0.116 R)
• M17: 11,269,058 km (0.1 R)
• M18: 12,161,708 km (0.107 R)
• M19: 12,491,572 km (0.057 R)
• M20: 17,758,464 km (0.078 R)
• M21: 18,614,463 km (0.077 R)
• M22: 20,874,288 km (0.077 R)
• M23: 21,634,395 km (0.113 R)
• M24: 23,819,571 km (0.062 R)
• M25: 24,128,491 km (0.06 R)
• M26: 24,544,672 km (0.104 R)
• M27: 25,177,621 km (0.068 R)
• M28: 28,276,541 km (0.118 R)
• M29: 29,089,156 km (0.062 R)
• M30: 32,748,769 km (0.085 R)
• M31: 36,840,869 km (0.062 R)
• M32: 39,943,230 km (0.081 R)
• M33: 50,455,771 km (0.082 R)
• M34: 58,838,339 km (0.074 R)
• M35: 59,781,254 km (0.106 R)
• M36: 65,047,398 km (0.101 R)
• M37: 67,073,701 km (0.055 R)
• M38: 69,141,742 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 14,349 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit