🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.8

Radius: 11.1

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.56 AU - 0.64 AU

Year: 321 Days

Day: 10.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,899,154 km

• M1: 169,794 km (0.105 R)
• M2: 450,589 km (0.12 R)
• M3: 764,595 km (0.097 R)
• M4: 986,299 km (0.046 R)
• M5: 1,485,656 km (0.109 R)
• M6: 2,014,335 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.5

Radius: 10.3

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.96 AU - 1.16 AU

Year: 753 Days

Day: 14 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,899,154 km

• M1: 147,354 km (0.118 R)
• M2: 774,468 km (0.05 R)
• M3: 994,676 km (0.085 R)
• M4: 1,465,610 km (0.083 R)
• M5: 1,923,380 km (0.108 R)
• M6: 2,345,096 km (0.077 R)
• M7: 2,610,632 km (0.075 R)
• M8: 2,931,520 km (0.108 R)
• M9: 3,861,719 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 11.8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.63 AU - 2.39 AU

Year: 1967 Days

Day: 8.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,899,154 km

• M1: 158,275 km (0.112 R)
• M2: 576,550 km (0.084 R)
• M3: 892,800 km (0.115 R)
• M4: 1,562,400 km (0.101 R)
• M5: 1,829,881 km (0.069 R)
• M6: 2,072,080 km (0.112 R)
• M7: 2,310,090 km (0.118 R)
• M8: 2,660,000 km (0.056 R)
• M9: 3,035,939 km (0.1 R)
• M10: 3,375,676 km (0.104 R)
• M11: 3,734,112 km (0.043 R)
• M12: 4,406,854 km (0.09 R)
• M13: 5,516,421 km (0.055 R)
• M14: 5,743,810 km (0.116 R)
• M15: 6,454,400 km (0.114 R)
• M16: 6,825,702 km (0.039 R)
• M17: 7,097,222 km (0.09 R)
• M18: 7,562,023 km (0.098 R)
• M19: 9,233,929 km (0.092 R)
• M20: 9,635,748 km (0.113 R)
• M21: 10,353,968 km (0.099 R)
• M22: 11,633,030 km (0.084 R)
• M23: 11,964,539 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 12.8

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.15 AU - 2.29 AU

Year: 2283 Days

Day: 13.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,899,154 km

• M1: 174,880 km (0.086 R)
• M2: 590,912 km (0.079 R)
• M3: 847,921 km (0.104 R)
• M4: 1,139,038 km (0.09 R)
• M5: 1,431,951 km (0.07 R)
• M6: 1,708,856 km (0.094 R)
• M7: 2,048,593 km (0.101 R)
• M8: 2,383,094 km (0.115 R)
• M9: 2,634,718 km (0.101 R)
• M10: 3,315,238 km (0.12 R)
• M11: 3,993,366 km (0.069 R)
• M12: 4,608,662 km (0.114 R)
• M13: 4,886,315 km (0.081 R)
• M14: 5,230,839 km (0.056 R)
• M15: 5,527,043 km (0.07 R)
• M16: 5,790,485 km (0.082 R)
• M17: 6,039,416 km (0.042 R)
• M18: 7,043,217 km (0.074 R)
• M19: 7,669,284 km (0.107 R)
• M20: 8,372,095 km (0.092 R)
• M21: 8,672,039 km (0.103 R)
• M22: 8,977,368 km (0.056 R)
• M23: 10,143,184 km (0.066 R)
• M24: 10,809,493 km (0.04 R)
• M25: 11,410,129 km (0.109 R)
• M26: 12,027,370 km (0.118 R)
• M27: 12,999,606 km (0.115 R)
• M28: 14,991,951 km (0.045 R)
• M29: 15,631,332 km (0.052 R)
• M30: 17,486,046 km (0.102 R)
• M31: 17,956,980 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.6

Radius: 14.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.93 AU - 2.89 AU

Year: 2582 Days

Day: 8.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,899,154 km

• M1: 218,562 km (0.089 R)
• M2: 638,484 km (0.105 R)
• M3: 929,601 km (0.118 R)
• M4: 2,179,641 km (0.057 R)
• M5: 3,247,471 km (0.052 R)
• M6: 3,789,015 km (0.08 R)
• M7: 5,052,967 km (0.105 R)
• M8: 6,339,659 km (0.106 R)
• M9: 6,846,646 km (0.092 R)
• M10: 8,254,511 km (0.105 R)
• M11: 8,573,753 km (0.085 R)
• M12: 13,126,166 km (0.052 R)
• M13: 13,529,631 km (0.081 R)
• M14: 13,856,802 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.8

Radius: 10.8

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.39 AU - 2.59 AU

Year: 2712 Days

Day: 7.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,899,154 km

• M1: 138,079 km (0.057 R)
• M2: 1,012,927 km (0.059 R)
• M3: 1,266,196 km (0.057 R)
• M4: 1,573,919 km (0.107 R)
• M5: 2,007,304 km (0.065 R)
• M6: 2,218,088 km (0.025 R)
• M7: 2,871,531 km (0.074 R)
• M8: 3,492,512 km (0.077 R)
• M9: 4,762,149 km (0.086 R)
• M10: 4,966,051 km (0.12 R)
• M11: 5,516,571 km (0.116 R)
• M12: 5,870,071 km (0.09 R)
• M13: 6,211,752 km (0.045 R)
• M14: 6,492,248 km (0.117 R)
• M15: 7,096,923 km (0.059 R)
• M16: 8,469,483 km (0.078 R)
• M17: 8,963,755 km (0.102 R)
• M18: 9,329,522 km (0.101 R)
• M19: 10,112,966 km (0.039 R)
• M20: 11,808,059 km (0.077 R)
• M21: 12,788,673 km (0.064 R)
• M22: 13,056,753 km (0.06 R)
• M23: 13,704,960 km (0.101 R)
• M24: 14,192,649 km (0.078 R)
• M25: 14,832,479 km (0.108 R)
• M26: 15,193,908 km (0.043 R)
• M27: 16,418,366 km (0.116 R)
• M28: 17,144,963 km (0.096 R)
• M29: 17,612,008 km (0.071 R)
• M30: 18,404,577 km (0.065 R)
• M31: 18,645,729 km (0.065 R)
• M32: 18,888,526 km (0.104 R)
• M33: 19,132,820 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.8

Radius: 14.5

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.7 AU - 4.12 AU

Year: 4347 Days

Day: 10.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,899,154 km

• M1: 235,018 km (0.11 R)
• M2: 898,335 km (0.073 R)
• M3: 1,176,438 km (0.105 R)
• M4: 1,762,861 km (0.067 R)
• M5: 2,049,491 km (0.082 R)
• M6: 2,375,315 km (0.09 R)
• M7: 5,799,461 km (0.114 R)
• M8: 8,001,990 km (0.09 R)
• M9: 8,354,891 km (0.089 R)
• M10: 9,523,400 km (0.046 R)
• M11: 10,038,765 km (0.08 R)
• M12: 10,434,451 km (0.084 R)
• M13: 11,008,309 km (0.103 R)
• M14: 14,699,636 km (0.062 R)
• M15: 18,306,441 km (0.076 R)
• M16: 19,157,204 km (0.115 R)
• M17: 20,681,307 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.3

Radius: 10.1

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.55 AU - 6.01 AU

Year: 8375 Days

Day: 8.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 47,899,154 km

• M1: 179,517 km (0.085 R)
• M2: 463,005 km (0.096 R)
• M3: 660,175 km (0.096 R)
• M4: 1,040,902 km (0.108 R)
• M5: 1,846,935 km (0.06 R)
• M6: 2,126,384 km (0.102 R)
• M7: 2,324,452 km (0.117 R)
• M8: 2,660,598 km (0.083 R)
• M9: 3,786,472 km (0.105 R)
• M10: 4,107,060 km (0.065 R)
• M11: 4,997,317 km (0.101 R)
• M12: 5,748,149 km (0.094 R)
• M13: 7,155,266 km (0.103 R)
• M14: 7,522,379 km (0.1 R)
• M15: 8,441,359 km (0.044 R)
• M16: 10,135,555 km (0.032 R)
• M17: 11,200,243 km (0.117 R)
• M18: 12,034,102 km (0.039 R)
• M19: 14,874,067 km (0.118 R)
• M20: 19,733,156 km (0.1 R)
• M21: 20,036,840 km (0.082 R)
• M22: 20,589,454 km (0.099 R)
• M23: 21,781,001 km (0.069 R)
• M24: 22,421,729 km (0.072 R)
• M25: 22,745,608 km (0.119 R)
• M26: 23,334,276 km (0.087 R)
• M27: 24,332,393 km (0.077 R)
• M28: 25,834,355 km (0.112 R)
• M29: 27,167,871 km (0.086 R)
• M30: 27,883,248 km (0.065 R)
• M31: 34,983,462 km (0.077 R)
• M32: 35,713,350 km (0.104 R)
• M33: 36,451,017 km (0.115 R)
• M34: 37,196,164 km (0.115 R)
• M35: 40,338,767 km (0.102 R)
• M36: 40,773,348 km (0.112 R)
• M37: 43,880,197 km (0.103 R)
• M38: 44,788,854 km (0.109 R)
• M39: 46,727,493 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.6

Radius: 5.4

Gravity: 22.55 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.45 AU - 6.59 AU

Year: 10195 Days

Day: 24.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 47,899,154 km

• M1: 77,940 km (0.108 R)
• M2: 239,357 km (0.115 R)
• M3: 343,477 km (0.114 R)
• M4: 667,207 km (0.098 R)
• M5: 900,579 km (0.043 R)
• M6: 2,237,236 km (0.055 R)
• M7: 2,799,425 km (0.117 R)
• M8: 3,153,074 km (0.083 R)
• M9: 3,375,676 km (0.057 R)
• M10: 4,145,507 km (0.097 R)
• M11: 4,400,721 km (0.066 R)
• M12: 4,516,659 km (0.116 R)
• M13: 4,723,254 km (0.102 R)
• M14: 6,027,448 km (0.11 R)
• M15: 6,474,596 km (0.089 R)
• M16: 7,530,158 km (0.086 R)
• M17: 8,265,432 km (0.092 R)
• M18: 9,839,351 km (0.07 R)
• M19: 10,013,184 km (0.101 R)
• M20: 11,041,819 km (0.071 R)
• M21: 11,551,648 km (0.048 R)
• M22: 12,265,529 km (0.112 R)
• M23: 13,809,080 km (0.061 R)
• M24: 14,118,449 km (0.118 R)
• M25: 14,960,385 km (0.082 R)
• M26: 15,067,198 km (0.086 R)
• M27: 16,213,417 km (0.078 R)
• M28: 16,492,417 km (0.115 R)
• M29: 18,691,805 km (0.08 R)
• M30: 27,622,200 km (0.101 R)
• M31: 27,913,467 km (0.114 R)
• M32: 28,500,489 km (0.093 R)
• M33: 28,722,193 km (0.108 R)
• M34: 30,526,792 km (0.096 R)
• M35: 33,416,873 km (0.085 R)
• M36: 33,817,347 km (0.03 R)
• M37: 35,279,367 km (0.115 R)
• M38: 36,354,527 km (0.108 R)
• M39: 39,416,047 km (0.083 R)
• M40: 41,081,969 km (0.088 R)
• M41: 43,508,596 km (0.061 R)
• M42: 44,979,592 km (0.109 R)
• M43: 46,098,733 km (0.09 R)
• M44: 47,042,098 km (0.041 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: 389 - 16,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit