🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.1

Radius: 8.4

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.98 AU - 1.3 AU

Year: 826 Days

Day: 6 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,611,655 km

• M1: 104,419 km (0.099 R)
• M2: 401,670 km (0.099 R)
• M3: 765,343 km (0.066 R)
• M4: 1,211,144 km (0.111 R)
• M5: 1,590,824 km (0.106 R)
• M6: 1,992,644 km (0.026 R)
• M7: 2,636,662 km (0.098 R)
• M8: 3,345,906 km (0.084 R)
• M9: 3,702,697 km (0.083 R)
• M10: 4,054,551 km (0.094 R)
• M11: 4,428,546 km (0.099 R)
• M12: 5,173,992 km (0.081 R)
• M13: 5,539,460 km (0.097 R)
• M14: 7,065,956 km (0.054 R)
• M15: 7,470,469 km (0.118 R)
• M16: 7,938,112 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.9

Radius: 12.3

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.22 AU - 1.3 AU

Year: 959 Days

Day: 6.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,611,655 km

• M1: 153,039 km (0.116 R)
• M2: 599,588 km (0.091 R)
• M3: 1,262,905 km (0.1 R)
• M4: 1,652,458 km (0.077 R)
• M5: 2,067,293 km (0.114 R)
• M6: 2,719,091 km (0.084 R)
• M7: 3,188,529 km (0.111 R)
• M8: 4,261,445 km (0.062 R)
• M9: 5,750,393 km (0.029 R)
• M10: 6,323,502 km (0.102 R)
• M11: 7,492,460 km (0.103 R)
• M12: 8,299,391 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.4

Radius: 8.2

Gravity: 14.83 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.21 AU - 3.33 AU

Year: 3127 Days

Day: 8 Hours

Environment

Temp: -204 °C

Axial Tilt: 71 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,611,655 km

• M1: 106,065 km (0.057 R)
• M2: 525,089 km (0.067 R)
• M3: 888,462 km (0.104 R)
• M4: 1,170,753 km (0.117 R)
• M5: 1,437,636 km (0.046 R)
• M6: 2,657,008 km (0.118 R)
• M7: 3,052,545 km (0.068 R)
• M8: 3,526,620 km (0.089 R)
• M9: 4,114,839 km (0.072 R)
• M10: 6,013,984 km (0.043 R)
• M11: 7,235,750 km (0.086 R)
• M12: 8,009,021 km (0.098 R)
• M13: 8,651,694 km (0.103 R)
• M14: 10,284,854 km (0.028 R)
• M15: 11,044,063 km (0.104 R)
• M16: 11,704,837 km (0.109 R)
• M17: 11,976,357 km (0.094 R)
• M18: 12,485,289 km (0.102 R)
• M19: 15,846,304 km (0.107 R)
• M20: 18,762,266 km (0.025 R)
• M21: 20,022,628 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.3

Radius: 8.5

Gravity: 12.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.7 AU - 3.74 AU

Year: 3919 Days

Day: 5.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,611,655 km

• M1: 105,766 km (0.049 R)
• M2: 378,782 km (0.115 R)
• M3: 704,456 km (0.118 R)
• M4: 1,001,857 km (0.071 R)
• M5: 1,849,329 km (0.097 R)
• M6: 3,526,620 km (0.086 R)
• M7: 4,325,174 km (0.111 R)
• M8: 5,857,804 km (0.115 R)
• M9: 7,617,972 km (0.088 R)
• M10: 9,101,534 km (0.063 R)
• M11: 9,500,662 km (0.079 R)
• M12: 12,338,084 km (0.086 R)
• M13: 12,876,936 km (0.058 R)
• M14: 13,688,654 km (0.09 R)
• M15: 14,750,649 km (0.074 R)
• M16: 17,522,548 km (0.095 R)
• M17: 24,376,225 km (0.111 R)
• M18: 25,616,691 km (0.03 R)
• M19: 26,898,595 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.7

Radius: 9.7

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.91 AU - 4.13 AU

Year: 5467 Days

Day: 10.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,611,655 km

• M1: 120,576 km (0.101 R)
• M2: 675,584 km (0.111 R)
• M3: 1,021,454 km (0.113 R)
• M4: 1,487,751 km (0.042 R)
• M5: 1,841,101 km (0.096 R)
• M6: 2,234,394 km (0.084 R)
• M7: 2,610,632 km (0.041 R)
• M8: 2,989,265 km (0.098 R)
• M9: 3,469,923 km (0.08 R)
• M10: 3,929,188 km (0.101 R)
• M11: 5,494,281 km (0.078 R)
• M12: 5,959,082 km (0.09 R)
• M13: 7,776,546 km (0.091 R)
• M14: 8,203,947 km (0.106 R)
• M15: 11,850,246 km (0.1 R)
• M16: 12,893,840 km (0.108 R)
• M17: 14,340,751 km (0.103 R)
• M18: 15,163,091 km (0.111 R)
• M19: 16,266,375 km (0.095 R)
• M20: 22,518,967 km (0.108 R)
• M21: 24,527,319 km (0.077 R)
• M22: 24,942,752 km (0.087 R)
• M23: 26,564,842 km (0.103 R)
• M24: 28,621,065 km (0.041 R)
• M25: 30,207,550 km (0.103 R)
• M26: 30,589,174 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.1

Radius: 4.3

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.58 AU - 7.58 AU

Year: 10168 Days

Day: 16.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,611,655 km

• M1: 53,556 km (0.042 R)
• M2: 410,197 km (0.108 R)
• M3: 720,613 km (0.028 R)
• M4: 881,431 km (0.086 R)
• M5: 1,154,596 km (0.069 R)
• M6: 1,346,231 km (0.107 R)
• M7: 1,547,740 km (0.077 R)
• M8: 1,830,928 km (0.094 R)
• M9: 3,282,327 km (0.102 R)
• M10: 4,862,828 km (0.068 R)
• M11: 7,232,309 km (0.104 R)
• M12: 8,862,477 km (0.088 R)
• M13: 11,438,852 km (0.053 R)
• M14: 13,297,755 km (0.084 R)
• M15: 13,441,219 km (0.113 R)
• M16: 14,677,047 km (0.047 R)
• M17: 16,094,637 km (0.092 R)
• M18: 22,408,564 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.5

Radius: 7.8

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.2 AU - 8.3 AU

Year: 11895 Days

Day: 24.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,611,655 km

• M1: 96,939 km (0.088 R)
• M2: 438,621 km (0.109 R)
• M3: 753,824 km (0.086 R)
• M4: 1,140,085 km (0.108 R)
• M5: 1,624,932 km (0.036 R)
• M6: 2,099,457 km (0.04 R)
• M7: 3,770,315 km (0.084 R)
• M8: 4,691,838 km (0.105 R)
• M9: 5,721,371 km (0.092 R)
• M10: 6,216,240 km (0.099 R)
• M11: 6,624,942 km (0.085 R)
• M12: 8,132,290 km (0.112 R)
• M13: 10,828,941 km (0.105 R)
• M14: 11,257,539 km (0.111 R)
• M15: 15,103,102 km (0.104 R)
• M16: 15,369,087 km (0.117 R)
• M17: 17,758,015 km (0.101 R)
• M18: 20,790,514 km (0.12 R)
• M19: 21,037,201 km (0.094 R)
• M20: 23,346,094 km (0.103 R)
• M21: 24,699,207 km (0.097 R)
• M22: 25,629,855 km (0.114 R)
• M23: 28,969,029 km (0.049 R)
• M24: 29,483,347 km (0.117 R)
• M25: 30,849,175 km (0.077 R)
• M26: 32,698,205 km (0.03 R)
• M27: 33,368,104 km (0.068 R)
• M28: 36,376,966 km (0.057 R)
• M29: 37,947,145 km (0.118 R)
• M30: 38,935,539 km (0.083 R)
• M31: 40,834,833 km (0.099 R)
• M32: 44,271,994 km (0.09 R)
• M33: 46,761,452 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 14,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit