🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.1

Radius: 10.4

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.04 AU - 2.48 AU

Year: 2266 Days

Day: 10.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,355,635 km

• M1: 129,402 km (0.088 R)
• M2: 493,374 km (0.115 R)
• M3: 829,371 km (0.069 R)
• M4: 1,214,286 km (0.043 R)
• M5: 2,089,433 km (0.077 R)
• M6: 2,745,719 km (0.096 R)
• M7: 3,239,093 km (0.116 R)
• M8: 3,772,110 km (0.093 R)
• M9: 6,085,342 km (0.099 R)
• M10: 6,927,279 km (0.042 R)
• M11: 7,937,962 km (0.092 R)
• M12: 8,317,193 km (0.108 R)
• M13: 8,708,690 km (0.067 R)
• M14: 10,066,441 km (0.097 R)
• M15: 12,048,463 km (0.076 R)
• M16: 12,892,494 km (0.111 R)
• M17: 13,595,754 km (0.109 R)
• M18: 14,048,138 km (0.075 R)
• M19: 14,982,975 km (0.094 R)
• M20: 17,080,636 km (0.045 R)
• M21: 17,821,295 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.6

Radius: 13.4

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.87 AU - 3.47 AU

Year: 3764 Days

Day: 9.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,355,635 km

• M1: 166,652 km (0.092 R)
• M2: 733,329 km (0.115 R)
• M3: 1,221,766 km (0.11 R)
• M4: 1,956,890 km (0.113 R)
• M5: 2,434,257 km (0.071 R)
• M6: 3,362,811 km (0.111 R)
• M7: 3,992,468 km (0.114 R)
• M8: 4,699,916 km (0.073 R)
• M9: 5,158,434 km (0.057 R)
• M10: 6,868,188 km (0.094 R)
• M11: 8,713,926 km (0.094 R)
• M12: 9,751,836 km (0.099 R)
• M13: 14,488,853 km (0.046 R)
• M14: 14,946,473 km (0.118 R)
• M15: 17,724,655 km (0.119 R)
• M16: 18,189,755 km (0.11 R)
• M17: 19,696,056 km (0.115 R)
• M18: 20,511,364 km (0.057 R)
• M19: 21,283,887 km (0.098 R)
• M20: 22,276,619 km (0.108 R)
• M21: 22,955,494 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.7

Radius: 10.3

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.64 AU - 4.3 AU

Year: 4310 Days

Day: 9.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,355,635 km

• M1: 140,323 km (0.071 R)
• M2: 484,248 km (0.041 R)
• M3: 996,471 km (0.089 R)
• M4: 1,363,585 km (0.093 R)
• M5: 2,587,295 km (0.075 R)
• M6: 4,706,648 km (0.06 R)
• M7: 7,182,194 km (0.114 R)
• M8: 9,101,983 km (0.057 R)
• M9: 10,488,756 km (0.087 R)
• M10: 11,636,321 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.6

Radius: 14

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.82 AU - 5.1 AU

Year: 6281 Days

Day: 11 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,355,635 km

• M1: 174,132 km (0.096 R)
• M2: 661,671 km (0.112 R)
• M3: 1,246,150 km (0.111 R)
• M4: 1,825,992 km (0.067 R)
• M5: 2,686,329 km (0.091 R)
• M6: 3,181,348 km (0.113 R)
• M7: 4,914,290 km (0.064 R)
• M8: 6,515,137 km (0.092 R)
• M9: 7,176,359 km (0.096 R)
• M10: 9,228,094 km (0.116 R)
• M11: 12,873,944 km (0.068 R)
• M12: 15,129,132 km (0.111 R)
• M13: 16,113,037 km (0.11 R)
• M14: 18,857,709 km (0.116 R)
• M15: 20,410,086 km (0.111 R)
• M16: 24,309,804 km (0.109 R)
• M17: 28,855,335 km (0.106 R)
• M18: 29,383,266 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.5

Radius: 10.3

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.53 AU - 5.85 AU

Year: 7885 Days

Day: 8 Hours

Environment

Temp: -235 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,355,635 km

• M1: 130,001 km (0.118 R)
• M2: 463,604 km (0.12 R)
• M3: 794,963 km (0.099 R)
• M4: 1,802,206 km (0.119 R)
• M5: 2,773,545 km (0.102 R)
• M6: 3,222,637 km (0.065 R)
• M7: 3,962,548 km (0.083 R)
• M8: 5,842,545 km (0.076 R)
• M9: 6,977,843 km (0.11 R)
• M10: 7,656,120 km (0.087 R)
• M11: 8,051,507 km (0.059 R)
• M12: 9,589,373 km (0.105 R)
• M13: 11,672,523 km (0.072 R)
• M14: 12,628,155 km (0.111 R)
• M15: 13,463,808 km (0.078 R)
• M16: 15,493,702 km (0.034 R)
• M17: 16,451,128 km (0.086 R)
• M18: 21,291,667 km (0.116 R)
• M19: 23,451,860 km (0.062 R)
• M20: 26,914,751 km (0.113 R)
• M21: 27,278,873 km (0.084 R)
• M22: 28,957,809 km (0.046 R)
• M23: 30,114,799 km (0.086 R)
• M24: 32,933,672 km (0.106 R)
• M25: 33,559,889 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.9

Radius: 10

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.97 AU - 5.63 AU

Year: 8137 Days

Day: 8.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,355,635 km

• M1: 124,316 km (0.115 R)
• M2: 477,666 km (0.107 R)
• M3: 1,204,712 km (0.083 R)
• M4: 1,726,808 km (0.046 R)
• M5: 2,412,714 km (0.08 R)
• M6: 3,685,643 km (0.095 R)
• M7: 5,360,241 km (0.111 R)
• M8: 6,488,060 km (0.108 R)
• M9: 6,958,844 km (0.089 R)
• M10: 7,767,421 km (0.097 R)
• M11: 8,132,589 km (0.054 R)
• M12: 9,029,578 km (0.042 R)
• M13: 11,585,457 km (0.062 R)
• M14: 13,114,198 km (0.075 R)
• M15: 14,165,422 km (0.106 R)
• M16: 14,528,048 km (0.034 R)
• M17: 15,975,706 km (0.114 R)
• M18: 19,082,555 km (0.115 R)
• M19: 19,674,065 km (0.117 R)
• M20: 22,163,673 km (0.089 R)
• M21: 22,735,136 km (0.103 R)
• M22: 25,119,278 km (0.109 R)
• M23: 25,651,098 km (0.06 R)
• M24: 27,478,137 km (0.092 R)
• M25: 28,327,853 km (0.074 R)
• M26: 28,904,104 km (0.102 R)
• M27: 30,982,617 km (0.065 R)
• M28: 34,447,154 km (0.113 R)
• M29: 34,993,635 km (0.039 R)
• M30: 35,435,098 km (0.075 R)
• M31: 36,216,448 km (0.047 R)
• M32: 37,929,343 km (0.12 R)
• M33: 38,982,662 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.2

Radius: 7.1

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.11 AU - 9.85 AU

Year: 15033 Days

Day: 22.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,355,635 km

• M1: 185,202 km (0.112 R)
• M2: 407,205 km (0.11 R)
• M3: 631,752 km (0.116 R)
• M4: 882,627 km (0.112 R)
• M5: 1,152,652 km (0.116 R)
• M6: 1,685,968 km (0.071 R)
• M7: 2,534,637 km (0.043 R)
• M8: 3,088,747 km (0.051 R)
• M9: 3,802,030 km (0.093 R)
• M10: 5,171,449 km (0.107 R)
• M11: 5,911,659 km (0.09 R)
• M12: 8,183,004 km (0.047 R)
• M13: 9,794,322 km (0.066 R)
• M14: 10,055,819 km (0.094 R)
• M15: 12,197,163 km (0.108 R)
• M16: 12,499,800 km (0.066 R)
• M17: 16,024,176 km (0.051 R)
• M18: 17,663,769 km (0.065 R)
• M19: 17,973,436 km (0.099 R)
• M20: 18,208,155 km (0.041 R)
• M21: 18,843,797 km (0.113 R)
• M22: 19,085,996 km (0.111 R)
• M23: 20,926,049 km (0.036 R)
• M24: 22,426,366 km (0.084 R)
• M25: 22,789,590 km (0.11 R)
• M26: 24,281,829 km (0.065 R)
• M27: 27,771,050 km (0.094 R)
• M28: 34,265,243 km (0.118 R)
• M29: 36,220,188 km (0.045 R)
• M30: 36,845,956 km (0.056 R)
• M31: 44,927,981 km (0.075 R)
• M32: 45,505,279 km (0.083 R)
• M33: 46,527,631 km (0.095 R)
• M34: 51,553,521 km (0.055 R)
• M35: 54,605,317 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.6

Radius: 5.4

Gravity: 26.87 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 9.25 AU - 11.25 AU

Year: 21883 Days

Day: 19.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 154.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,355,635 km

• M1: 71,059 km (0.078 R)
• M2: 329,863 km (0.07 R)
• M3: 511,924 km (0.102 R)
• M4: 1,293,722 km (0.088 R)
• M5: 1,638,396 km (0.085 R)
• M6: 2,324,003 km (0.079 R)
• M7: 3,415,020 km (0.118 R)
• M8: 3,876,530 km (0.112 R)
• M9: 5,037,110 km (0.047 R)
• M10: 5,593,165 km (0.097 R)
• M11: 5,801,405 km (0.078 R)
• M12: 6,548,497 km (0.088 R)
• M13: 6,779,925 km (0.07 R)
• M14: 8,392,889 km (0.045 R)
• M15: 9,404,470 km (0.11 R)
• M16: 17,941,871 km (0.091 R)
• M17: 19,420,347 km (0.112 R)
• M18: 19,802,420 km (0.038 R)
• M19: 24,451,174 km (0.118 R)
• M20: 25,234,019 km (0.092 R)
• M21: 28,656,071 km (0.081 R)
• M22: 30,541,901 km (0.091 R)
• M23: 32,777,342 km (0.036 R)
• M24: 36,838,326 km (0.066 R)
• M25: 37,130,192 km (0.082 R)
• M26: 41,065,663 km (0.085 R)
• M27: 42,811,171 km (0.089 R)
• M28: 43,947,217 km (0.078 R)
• M29: 45,941,506 km (0.098 R)
• M30: 55,282,397 km (0.1 R)
• M31: 57,212,808 km (0.092 R)
• M32: 60,596,861 km (0.108 R)
• M33: 65,384,442 km (0.083 R)
• M34: 74,300,026 km (0.069 R)
• M35: 75,703,554 km (0.102 R)
• M36: 82,987,025 km (0.137 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.9

Radius: 4.8

Gravity: 28.73 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.63 AU - 12.25 AU

Year: 22495 Days

Day: 16.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,355,635 km

• M1: 65,225 km (0.05 R)
• M2: 251,025 km (0.117 R)
• M3: 541,694 km (0.08 R)
• M4: 834,307 km (0.106 R)
• M5: 1,114,803 km (0.045 R)
• M6: 1,642,136 km (0.089 R)
• M7: 1,806,394 km (0.07 R)
• M8: 2,021,965 km (0.098 R)
• M9: 2,600,609 km (0.109 R)
• M10: 3,575,240 km (0.112 R)
• M11: 4,415,680 km (0.085 R)
• M12: 4,662,966 km (0.072 R)
• M13: 7,467,776 km (0.101 R)
• M14: 8,827,471 km (0.119 R)
• M15: 11,890,787 km (0.115 R)
• M16: 13,365,223 km (0.079 R)
• M17: 18,877,755 km (0.107 R)
• M18: 19,717,448 km (0.079 R)
• M19: 21,471,034 km (0.109 R)
• M20: 24,620,219 km (0.097 R)
• M21: 24,950,980 km (0.113 R)
• M22: 27,705,825 km (0.049 R)
• M23: 30,403,224 km (0.115 R)
• M24: 31,685,128 km (0.091 R)
• M25: 35,746,710 km (0.113 R)
• M26: 40,907,687 km (0.066 R)
• M27: 46,041,437 km (0.058 R)
• M28: 46,880,532 km (0.119 R)
• M29: 48,072,229 km (0.109 R)
• M30: 61,524,069 km (0.094 R)
• M31: 61,929,779 km (0.103 R)
• M32: 62,746,583 km (0.085 R)
• M33: 63,570,568 km (0.097 R)
• M34: 68,231,439 km (0.081 R)
• M35: 73,342,151 km (0.059 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 10,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit