🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.9

Radius: 13.4

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.85 AU - 1.09 AU

Year: 627 Days

Day: 7.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,661,183 km

• M1: 167,101 km (0.087 R)
• M2: 685,457 km (0.112 R)
• M3: 1,128,716 km (0.107 R)
• M4: 1,637,498 km (0.114 R)
• M5: 2,072,828 km (0.085 R)
• M6: 2,523,118 km (0.049 R)
• M7: 2,979,840 km (0.078 R)
• M8: 4,504,093 km (0.04 R)
• M9: 5,985,560 km (0.107 R)
• M10: 7,018,534 km (0.098 R)
• M11: 7,771,161 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.9

Radius: 8.6

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.97 AU - 1.23 AU

Year: 757 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,661,183 km

• M1: 106,962 km (0.076 R)
• M2: 447,447 km (0.111 R)
• M3: 850,613 km (0.085 R)
• M4: 1,121,834 km (0.091 R)
• M5: 1,503,159 km (0.051 R)
• M6: 1,872,666 km (0.084 R)
• M7: 2,203,577 km (0.029 R)
• M8: 2,996,296 km (0.083 R)
• M9: 6,273,536 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 14.7

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.45 AU - 2.03 AU

Year: 1506 Days

Day: 11.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,661,183 km

• M1: 182,809 km (0.057 R)
• M2: 641,625 km (0.119 R)
• M3: 4,302,136 km (0.074 R)
• M4: 5,052,219 km (0.063 R)
• M5: 5,952,798 km (0.101 R)
• M6: 6,862,354 km (0.115 R)
• M7: 8,343,672 km (0.053 R)
• M8: 10,372,967 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.9

Radius: 8.4

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.99 AU - 3.55 AU

Year: 3879 Days

Day: 8.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,661,183 km

• M1: 104,719 km (0.087 R)
• M2: 418,575 km (0.043 R)
• M3: 795,262 km (0.03 R)
• M4: 1,168,958 km (0.055 R)
• M5: 1,796,820 km (0.11 R)
• M6: 2,277,179 km (0.056 R)
• M7: 2,743,625 km (0.118 R)
• M8: 3,290,405 km (0.032 R)
• M9: 3,928,440 km (0.057 R)
• M10: 4,554,956 km (0.087 R)
• M11: 5,423,372 km (0.1 R)
• M12: 6,513,342 km (0.103 R)
• M13: 8,726,044 km (0.071 R)
• M14: 9,376,944 km (0.079 R)
• M15: 9,638,591 km (0.111 R)
• M16: 10,176,694 km (0.119 R)
• M17: 11,524,422 km (0.114 R)
• M18: 12,263,285 km (0.073 R)
• M19: 13,079,641 km (0.084 R)
• M20: 14,174,847 km (0.11 R)
• M21: 15,589,295 km (0.081 R)
• M22: 18,578,859 km (0.116 R)
• M23: 20,708,534 km (0.093 R)
• M24: 21,217,167 km (0.049 R)
• M25: 21,799,551 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.2

Radius: 10.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.1 AU - 3.84 AU

Year: 4240 Days

Day: 11.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,661,183 km

• M1: 131,048 km (0.109 R)
• M2: 484,398 km (0.097 R)
• M3: 812,017 km (0.036 R)
• M4: 1,529,638 km (0.078 R)
• M5: 2,058,317 km (0.104 R)
• M6: 2,437,398 km (0.093 R)
• M7: 2,960,841 km (0.116 R)
• M8: 3,539,336 km (0.06 R)
• M9: 3,985,886 km (0.026 R)
• M10: 5,257,168 km (0.094 R)
• M11: 7,016,290 km (0.034 R)
• M12: 8,512,119 km (0.091 R)
• M13: 9,317,105 km (0.104 R)
• M14: 10,057,614 km (0.041 R)
• M15: 10,442,380 km (0.096 R)
• M16: 14,458,185 km (0.106 R)
• M17: 14,800,465 km (0.056 R)
• M18: 15,198,246 km (0.091 R)
• M19: 17,405,114 km (0.111 R)
• M20: 17,904,472 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.5

Radius: 7.5

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.73 AU - 7.29 AU

Year: 9665 Days

Day: 19.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,661,183 km

• M1: 93,499 km (0.108 R)
• M2: 405,410 km (0.11 R)
• M3: 779,106 km (0.11 R)
• M4: 1,064,838 km (0.112 R)
• M5: 1,384,079 km (0.028 R)
• M6: 1,709,754 km (0.101 R)
• M7: 1,990,848 km (0.037 R)
• M8: 2,963,833 km (0.086 R)
• M9: 3,649,290 km (0.031 R)
• M10: 4,275,507 km (0.1 R)
• M11: 5,548,585 km (0.077 R)
• M12: 7,511,907 km (0.069 R)
• M13: 9,804,495 km (0.076 R)
• M14: 11,210,565 km (0.081 R)
• M15: 13,024,589 km (0.088 R)
• M16: 13,942,372 km (0.112 R)
• M17: 14,297,517 km (0.113 R)
• M18: 16,034,947 km (0.078 R)
• M19: 16,821,084 km (0.08 R)
• M20: 17,839,396 km (0.063 R)
• M21: 18,117,649 km (0.054 R)
• M22: 18,898,250 km (0.093 R)
• M23: 20,985,888 km (0.066 R)
• M24: 21,296,154 km (0.116 R)
• M25: 21,925,812 km (0.107 R)
• M26: 22,567,886 km (0.119 R)
• M27: 23,222,526 km (0.11 R)
• M28: 24,914,179 km (0.085 R)
• M29: 26,595,958 km (0.077 R)
• M30: 28,541,179 km (0.077 R)
• M31: 29,597,041 km (0.059 R)
• M32: 30,381,233 km (0.029 R)
• M33: 31,078,658 km (0.103 R)
• M34: 31,684,829 km (0.112 R)
• M35: 34,510,733 km (0.089 R)
• M36: 37,614,290 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 335.4

Radius: 5.6

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.73 AU - 8.33 AU

Year: 13555 Days

Day: 18.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,661,183 km

• M1: 71,059 km (0.103 R)
• M2: 300,692 km (0.081 R)
• M3: 757,414 km (0.091 R)
• M4: 1,459,477 km (0.104 R)
• M5: 2,033,633 km (0.114 R)
• M6: 2,225,268 km (0.034 R)
• M7: 2,429,021 km (0.073 R)
• M8: 2,982,533 km (0.113 R)
• M9: 3,161,751 km (0.1 R)
• M10: 3,517,196 km (0.1 R)
• M11: 6,091,027 km (0.106 R)
• M12: 6,948,223 km (0.103 R)
• M13: 8,447,193 km (0.11 R)
• M14: 8,991,430 km (0.105 R)
• M15: 12,124,758 km (0.104 R)
• M16: 13,232,530 km (0.086 R)
• M17: 16,190,529 km (0.09 R)
• M18: 17,896,094 km (0.07 R)
• M19: 18,944,476 km (0.106 R)
• M20: 20,754,610 km (0.076 R)
• M21: 26,202,516 km (0.102 R)
• M22: 27,552,337 km (0.026 R)
• M23: 31,770,997 km (0.11 R)
• M24: 32,204,233 km (0.096 R)
• M25: 33,751,673 km (0.064 R)
• M26: 34,543,794 km (0.074 R)
• M27: 38,200,863 km (0.06 R)
• M28: 40,565,258 km (0.116 R)

Asteroid Belt

Center: 8.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.9

Radius: 3.8

Gravity: 42.38 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.57 AU - 12.05 AU

Year: 20156 Days

Day: 18 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,661,183 km

• M1: 54,902 km (0.091 R)
• M2: 276,307 km (0.08 R)
• M3: 593,156 km (0.103 R)
• M4: 2,219,135 km (0.092 R)
• M5: 2,527,905 km (0.107 R)
• M6: 3,257,942 km (0.097 R)
• M7: 3,568,358 km (0.106 R)
• M8: 3,745,931 km (0.116 R)
• M9: 5,308,630 km (0.062 R)
• M10: 5,818,759 km (0.098 R)
• M11: 9,193,836 km (0.094 R)
• M12: 11,574,537 km (0.116 R)
• M13: 17,170,544 km (0.103 R)
• M14: 17,506,691 km (0.058 R)
• M15: 18,630,021 km (0.067 R)
• M16: 19,164,385 km (0.114 R)
• M17: 20,733,666 km (0.103 R)
• M18: 23,296,128 km (0.048 R)
• M19: 24,759,644 km (0.117 R)
• M20: 37,315,094 km (0.101 R)
• M21: 39,023,951 km (0.117 R)
• M22: 44,937,106 km (0.117 R)
• M23: 49,701,798 km (0.078 R)
• M24: 52,999,384 km (0.026 R)
• M25: 63,162,016 km (0.113 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: 463 - 14,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit