🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.5

Radius: 13.1

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.25 AU - 2.89 AU

Year: 2896 Days

Day: 5.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 140.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,579,241 km

• M1: 165,156 km (0.067 R)
• M2: 580,290 km (0.101 R)
• M3: 1,674,449 km (0.093 R)
• M4: 2,422,887 km (0.11 R)
• M5: 3,763,583 km (0.083 R)
• M6: 4,607,764 km (0.05 R)
• M7: 5,958,034 km (0.029 R)
• M8: 7,761,138 km (0.102 R)
• M9: 8,456,917 km (0.087 R)
• M10: 10,184,025 km (0.056 R)
• M11: 15,702,241 km (0.105 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.5

Radius: 7.6

Gravity: 15.21 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.98 AU - 7.1 AU

Year: 11756 Days

Day: 15.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 49,579,241 km

• M1: 94,995 km (0.08 R)
• M2: 443,707 km (0.047 R)
• M3: 754,272 km (0.094 R)
• M4: 1,407,118 km (0.108 R)
• M5: 2,010,147 km (0.051 R)
• M6: 2,252,346 km (0.057 R)
• M7: 2,774,143 km (0.097 R)
• M8: 3,247,471 km (0.07 R)
• M9: 5,129,561 km (0.12 R)
• M10: 5,695,041 km (0.115 R)
• M11: 5,955,192 km (0.071 R)
• M12: 7,076,428 km (0.091 R)
• M13: 7,642,207 km (0.096 R)
• M14: 8,523,039 km (0.109 R)
• M15: 8,863,973 km (0.099 R)
• M16: 10,102,793 km (0.096 R)
• M17: 14,853,573 km (0.05 R)
• M18: 17,748,291 km (0.102 R)
• M19: 18,304,945 km (0.111 R)
• M20: 19,037,526 km (0.12 R)
• M21: 19,620,808 km (0.104 R)
• M22: 20,044,619 km (0.12 R)
• M23: 22,073,465 km (0.109 R)
• M24: 25,517,956 km (0.073 R)
• M25: 25,820,144 km (0.11 R)
• M26: 26,534,773 km (0.119 R)
• M27: 31,794,035 km (0.092 R)
• M28: 32,261,379 km (0.102 R)
• M29: 32,733,211 km (0.102 R)
• M30: 35,161,932 km (0.115 R)
• M31: 36,039,623 km (0.043 R)
• M32: 37,969,436 km (0.115 R)
• M33: 38,760,210 km (0.095 R)
• M34: 39,026,345 km (0.067 R)
• M35: 39,967,166 km (0.026 R)
• M36: 42,880,135 km (0.072 R)
• M37: 46,229,632 km (0.102 R)
• M38: 48,969,666 km (0.116 R)
• M39: 51,655,098 km (0.08 R)
• M40: 53,279,730 km (0.085 R)
• M41: 54,603,821 km (0.089 R)
• M42: 55,949,604 km (0.11 R)
• M43: 56,289,490 km (0.099 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.9

Radius: 6.8

Gravity: 19.89 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.85 AU - 9.07 AU

Year: 15786 Days

Day: 20.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,579,241 km

• M1: 84,672 km (0.044 R)
• M2: 307,424 km (0.064 R)
• M3: 990,488 km (0.025 R)
• M4: 1,494,184 km (0.108 R)
• M5: 1,904,381 km (0.111 R)
• M6: 2,565,603 km (0.115 R)
• M7: 3,050,899 km (0.116 R)
• M8: 3,397,966 km (0.107 R)
• M9: 3,921,708 km (0.069 R)
• M10: 4,235,265 km (0.066 R)
• M11: 4,806,580 km (0.091 R)
• M12: 6,226,563 km (0.058 R)
• M13: 6,523,664 km (0.072 R)
• M14: 8,305,075 km (0.041 R)
• M15: 8,875,941 km (0.069 R)
• M16: 9,528,337 km (0.099 R)
• M17: 10,685,776 km (0.109 R)
• M18: 11,112,279 km (0.046 R)
• M19: 14,348,081 km (0.05 R)
• M20: 15,321,964 km (0.101 R)
• M21: 19,660,601 km (0.09 R)
• M22: 21,816,456 km (0.09 R)
• M23: 22,403,777 km (0.107 R)
• M24: 27,943,087 km (0.071 R)
• M25: 28,403,549 km (0.115 R)
• M26: 34,462,113 km (0.038 R)
• M27: 35,124,832 km (0.071 R)
• M28: 37,441,953 km (0.113 R)
• M29: 38,001,599 km (0.039 R)
• M30: 43,445,765 km (0.119 R)
• M31: 43,908,621 km (0.119 R)
• M32: 47,241,661 km (0.118 R)
• M33: 47,567,635 km (0.11 R)
• M34: 50,399,223 km (0.104 R)
• M35: 63,245,043 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.7

Radius: 5.9

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.78 AU - 8.98 AU

Year: 17052 Days

Day: 24.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 49,579,241 km

• M1: 73,453 km (0.111 R)
• M2: 299,794 km (0.085 R)
• M3: 506,090 km (0.039 R)
• M4: 933,491 km (0.092 R)
• M5: 1,396,646 km (0.062 R)
• M6: 1,650,364 km (0.106 R)
• M7: 2,540,621 km (0.111 R)
• M8: 3,147,689 km (0.106 R)
• M9: 3,485,331 km (0.071 R)
• M10: 4,705,900 km (0.072 R)
• M11: 5,115,499 km (0.086 R)
• M12: 5,548,286 km (0.086 R)
• M13: 7,696,810 km (0.074 R)
• M14: 8,582,430 km (0.081 R)
• M15: 9,933,747 km (0.119 R)
• M16: 10,344,543 km (0.082 R)
• M17: 10,607,087 km (0.095 R)
• M18: 11,871,937 km (0.098 R)
• M19: 13,357,594 km (0.078 R)
• M20: 15,298,776 km (0.113 R)
• M21: 18,397,845 km (0.051 R)
• M22: 22,150,209 km (0.114 R)
• M23: 22,851,075 km (0.092 R)
• M24: 24,854,340 km (0.118 R)
• M25: 25,325,424 km (0.079 R)
• M26: 28,380,212 km (0.107 R)
• M27: 28,688,234 km (0.119 R)
• M28: 29,415,729 km (0.115 R)
• M29: 30,799,210 km (0.115 R)
• M30: 32,785,720 km (0.108 R)
• M31: 35,209,355 km (0.11 R)
• M32: 35,803,408 km (0.112 R)
• M33: 37,011,860 km (0.083 R)
• M34: 39,893,713 km (0.032 R)
• M35: 42,652,597 km (0.096 R)
• M36: 45,817,340 km (0.09 R)
• M37: 46,099,631 km (0.104 R)
• M38: 46,667,953 km (0.099 R)
• M39: 47,963,471 km (0.049 R)
• M40: 48,254,588 km (0.062 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 17,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit