🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.8

Radius: 9.5

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.79 AU - 1.25 AU

Year: 676 Days

Day: 8.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,132,606 km

• M1: 118,332 km (0.076 R)
• M2: 558,299 km (0.057 R)
• M3: 856,897 km (0.043 R)
• M4: 1,171,651 km (0.088 R)
• M5: 1,611,319 km (0.109 R)
• M6: 2,316,523 km (0.12 R)
• M7: 3,052,694 km (0.089 R)
• M8: 3,807,415 km (0.109 R)
• M9: 4,814,359 km (0.112 R)
• M10: 6,067,690 km (0.118 R)
• M11: 6,844,551 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.8

Radius: 10.7

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.1 AU - 1.64 AU

Year: 1052 Days

Day: 12.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,132,606 km

• M1: 145,260 km (0.105 R)
• M2: 518,506 km (0.083 R)
• M3: 975,528 km (0.113 R)
• M4: 1,334,563 km (0.117 R)
• M5: 1,941,032 km (0.035 R)
• M6: 2,788,504 km (0.067 R)
• M7: 3,500,141 km (0.083 R)
• M8: 3,916,023 km (0.107 R)
• M9: 4,454,875 km (0.042 R)
• M10: 5,042,495 km (0.054 R)
• M11: 5,448,654 km (0.09 R)
• M12: 7,897,720 km (0.062 R)
• M13: 8,279,494 km (0.052 R)
• M14: 8,616,538 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 13.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.33 AU - 1.47 AU

Year: 1087 Days

Day: 13.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 93,132,606 km

• M1: 164,707 km (0.064 R)
• M2: 644,168 km (0.06 R)
• M3: 1,931,458 km (0.071 R)
• M4: 2,969,817 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.4

Radius: 14.5

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.08 AU - 3.1 AU

Year: 3563 Days

Day: 6.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,132,606 km

• M1: 180,415 km (0.076 R)
• M2: 672,442 km (0.082 R)
• M3: 1,296,266 km (0.042 R)
• M4: 1,899,295 km (0.08 R)
• M5: 3,218,598 km (0.093 R)
• M6: 3,878,026 km (0.031 R)
• M7: 4,604,622 km (0.103 R)
• M8: 5,347,077 km (0.099 R)
• M9: 6,195,147 km (0.059 R)
• M10: 7,101,710 km (0.088 R)
• M11: 7,806,615 km (0.118 R)
• M12: 8,258,251 km (0.105 R)
• M13: 8,761,498 km (0.108 R)
• M14: 9,830,076 km (0.092 R)
• M15: 10,746,064 km (0.064 R)
• M16: 11,970,373 km (0.086 R)
• M17: 12,748,431 km (0.091 R)
• M18: 13,884,777 km (0.071 R)
• M19: 14,841,605 km (0.108 R)
• M20: 15,587,799 km (0.052 R)
• M21: 17,101,430 km (0.057 R)
• M22: 17,921,825 km (0.113 R)
• M23: 19,464,628 km (0.096 R)
• M24: 20,178,060 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.4

Radius: 13.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.18 AU - 3.94 AU

Year: 4406 Days

Day: 14.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,132,606 km

• M1: 166,652 km (0.109 R)
• M2: 834,756 km (0.05 R)
• M3: 1,871,769 km (0.073 R)
• M4: 2,318,917 km (0.043 R)
• M5: 3,003,177 km (0.057 R)
• M6: 4,137,728 km (0.069 R)
• M7: 5,891,463 km (0.083 R)
• M8: 7,239,939 km (0.066 R)
• M9: 7,913,578 km (0.084 R)
• M10: 10,539,918 km (0.045 R)
• M11: 11,266,515 km (0.068 R)
• M12: 11,977,853 km (0.045 R)
• M13: 12,668,546 km (0.058 R)
• M14: 13,860,991 km (0.093 R)
• M15: 15,070,190 km (0.078 R)
• M16: 17,447,450 km (0.085 R)
• M17: 20,409,637 km (0.065 R)
• M18: 25,579,740 km (0.107 R)
• M19: 29,741,403 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.6

Radius: 5.3

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.85 AU - 7.13 AU

Year: 10846 Days

Day: 22.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,132,606 km

• M1: 264,489 km (0.12 R)
• M2: 528,529 km (0.04 R)
• M3: 1,676,244 km (0.11 R)
• M4: 1,955,693 km (0.099 R)
• M5: 2,623,049 km (0.117 R)
• M6: 4,123,217 km (0.057 R)
• M7: 5,575,513 km (0.083 R)
• M8: 8,713,178 km (0.084 R)
• M9: 10,402,288 km (0.1 R)
• M10: 13,943,718 km (0.104 R)
• M11: 17,719,419 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.7

Radius: 6.3

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.29 AU - 8.09 AU

Year: 12647 Days

Day: 19.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,132,606 km

• M1: 82,279 km (0.028 R)
• M2: 359,633 km (0.109 R)
• M3: 844,480 km (0.111 R)
• M4: 1,087,128 km (0.075 R)
• M5: 1,715,439 km (0.058 R)
• M6: 2,272,242 km (0.097 R)
• M7: 5,137,041 km (0.098 R)
• M8: 7,842,818 km (0.119 R)
• M9: 8,060,034 km (0.073 R)
• M10: 11,429,128 km (0.05 R)
• M11: 12,872,747 km (0.114 R)
• M12: 16,398,320 km (0.118 R)
• M13: 23,259,178 km (0.098 R)
• M14: 25,184,951 km (0.081 R)
• M15: 27,914,514 km (0.102 R)
• M16: 31,486,313 km (0.102 R)
• M17: 36,545,563 km (0.061 R)
• M18: 39,776,129 km (0.094 R)
• M19: 40,032,241 km (0.038 R)
• M20: 47,802,504 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.6

Radius: 3.6

Gravity: 41.4 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.22 AU - 11.68 AU

Year: 19057 Days

Day: 21.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 93,132,606 km

• M1: 45,029 km (0.093 R)
• M2: 230,979 km (0.091 R)
• M3: 700,716 km (0.099 R)
• M4: 1,018,761 km (0.088 R)
• M5: 1,143,975 km (0.092 R)
• M6: 1,752,090 km (0.11 R)
• M7: 2,353,324 km (0.078 R)
• M8: 2,506,213 km (0.109 R)
• M9: 3,211,567 km (0.095 R)
• M10: 3,918,118 km (0.114 R)
• M11: 6,229,854 km (0.035 R)
• M12: 7,411,228 km (0.089 R)
• M13: 10,092,620 km (0.11 R)
• M14: 11,648,139 km (0.109 R)
• M15: 13,633,303 km (0.084 R)
• M16: 17,260,154 km (0.11 R)
• M17: 17,588,521 km (0.073 R)
• M18: 18,257,822 km (0.052 R)
• M19: 21,860,886 km (0.109 R)
• M20: 22,732,144 km (0.045 R)
• M21: 23,425,531 km (0.039 R)
• M22: 24,543,625 km (0.108 R)
• M23: 24,854,639 km (0.068 R)
• M24: 28,450,822 km (0.106 R)
• M25: 31,273,734 km (0.097 R)
• M26: 33,636,632 km (0.092 R)
• M27: 33,764,239 km (0.084 R)
• M28: 35,584,247 km (0.079 R)
• M29: 35,982,477 km (0.077 R)
• M30: 37,468,432 km (0.03 R)
• M31: 40,706,628 km (0.098 R)
• M32: 43,670,012 km (0.102 R)
• M33: 47,572,123 km (0.063 R)
• M34: 50,021,638 km (0.072 R)
• M35: 52,897,657 km (0.105 R)
• M36: 55,525,194 km (0.11 R)
• M37: 56,780,620 km (0.106 R)
• M38: 58,791,514 km (0.114 R)
• M39: 60,283,454 km (0.057 R)
• M40: 64,123,183 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.2

Radius: 7.9

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 10.77 AU - 11.23 AU

Year: 23933 Days

Day: 23.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,132,606 km

• M1: 98,286 km (0.065 R)
• M2: 359,035 km (0.107 R)
• M3: 736,321 km (0.118 R)
• M4: 1,305,690 km (0.075 R)
• M5: 2,535,534 km (0.115 R)
• M6: 3,061,820 km (0.076 R)
• M7: 4,366,911 km (0.057 R)
• M8: 5,004,348 km (0.105 R)
• M9: 5,574,615 km (0.079 R)
• M10: 6,232,846 km (0.079 R)
• M11: 6,941,790 km (0.1 R)
• M12: 7,290,652 km (0.06 R)
• M13: 8,407,550 km (0.117 R)
• M14: 9,881,239 km (0.099 R)
• M15: 10,581,207 km (0.097 R)
• M16: 16,878,081 km (0.057 R)
• M17: 17,784,943 km (0.117 R)
• M18: 18,628,525 km (0.094 R)
• M19: 19,011,945 km (0.104 R)
• M20: 22,594,365 km (0.03 R)
• M21: 23,695,106 km (0.037 R)
• M22: 25,647,807 km (0.11 R)
• M23: 34,104,724 km (0.106 R)
• M24: 36,588,498 km (0.063 R)
• M25: 38,412,694 km (0.071 R)
• M26: 38,877,943 km (0.093 R)
• M27: 44,247,909 km (0.086 R)
• M28: 48,090,031 km (0.069 R)
• M29: 49,175,214 km (0.11 R)
• M30: 60,730,004 km (0.089 R)
• M31: 61,361,606 km (0.093 R)
• M32: 72,071,617 km (0.12 R)
• M33: 78,361,758 km (0.083 R)
• M34: 78,610,689 km (0.103 R)
• M35: 88,467,992 km (0.095 R)
• M36: 90,369,381 km (0.056 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 16,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit