🌌 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: 615.3

Radius: 15

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.81 AU - 1.13 AU

Year: 617 Days

Day: 5.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,408,398 km

• M1: 186,997 km (0.058 R)
• M2: 707,598 km (0.097 R)
• M3: 2,190,412 km (0.102 R)
• M4: 2,661,645 km (0.114 R)
• M5: 3,323,167 km (0.115 R)
• M6: 3,814,895 km (0.062 R)
• M7: 4,325,622 km (0.082 R)
• M8: 4,930,895 km (0.065 R)
• M9: 6,009,945 km (0.112 R)
• M10: 6,625,839 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.2

Radius: 14.7

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.64 AU - 2.58 AU

Year: 1979 Days

Day: 12.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,408,398 km

• M1: 182,809 km (0.102 R)
• M2: 695,032 km (0.117 R)
• M3: 1,194,539 km (0.119 R)
• M4: 1,683,275 km (0.086 R)
• M5: 2,358,560 km (0.111 R)
• M6: 2,980,139 km (0.078 R)
• M7: 3,437,609 km (0.08 R)
• M8: 3,960,604 km (0.089 R)
• M9: 4,456,969 km (0.083 R)
• M10: 5,016,465 km (0.095 R)
• M11: 5,599,598 km (0.049 R)
• M12: 6,533,238 km (0.101 R)
• M13: 7,454,611 km (0.101 R)
• M14: 8,399,472 km (0.108 R)
• M15: 9,323,388 km (0.089 R)
• M16: 10,853,625 km (0.055 R)
• M17: 11,411,924 km (0.096 R)
• M18: 12,994,969 km (0.113 R)
• M19: 14,900,846 km (0.098 R)
• M20: 16,063,520 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.8

Radius: 11.7

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.78 AU - 3.8 AU

Year: 3853 Days

Day: 6.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,408,398 km

• M1: 145,858 km (0.112 R)
• M2: 521,947 km (0.061 R)
• M3: 1,408,913 km (0.101 R)
• M4: 2,289,296 km (0.075 R)
• M5: 2,870,185 km (0.053 R)
• M6: 3,575,539 km (0.076 R)
• M7: 4,107,658 km (0.029 R)
• M8: 7,817,686 km (0.077 R)
• M9: 8,691,487 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.6

Radius: 13.1

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.26 AU - 4.94 AU

Year: 5360 Days

Day: 6.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,408,398 km

• M1: 165,006 km (0.032 R)
• M2: 890,855 km (0.076 R)
• M3: 1,994,289 km (0.111 R)
• M4: 3,312,396 km (0.065 R)
• M5: 6,498,083 km (0.028 R)
• M6: 7,399,410 km (0.101 R)
• M7: 9,450,845 km (0.11 R)
• M8: 12,038,290 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.2

Radius: 10.5

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.91 AU - 6.23 AU

Year: 8488 Days

Day: 7.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,408,398 km

• M1: 130,749 km (0.076 R)
• M2: 459,415 km (0.106 R)
• M3: 818,151 km (0.092 R)
• M4: 1,170,304 km (0.032 R)
• M5: 2,318,169 km (0.12 R)
• M6: 3,109,990 km (0.075 R)
• M7: 3,628,048 km (0.092 R)
• M8: 5,315,811 km (0.087 R)
• M9: 6,126,332 km (0.047 R)
• M10: 7,129,685 km (0.082 R)
• M11: 7,790,309 km (0.081 R)
• M12: 8,280,841 km (0.042 R)
• M13: 9,369,165 km (0.094 R)
• M14: 11,774,848 km (0.106 R)
• M15: 19,425,134 km (0.085 R)
• M16: 22,137,044 km (0.117 R)
• M17: 25,802,641 km (0.118 R)
• M18: 27,544,110 km (0.069 R)
• M19: 29,656,731 km (0.095 R)
• M20: 30,652,005 km (0.073 R)
• M21: 35,629,575 km (0.085 R)
• M22: 39,192,249 km (0.082 R)
• M23: 39,668,568 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.4

Radius: 5.4

Gravity: 32.01 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.39 AU - 10.01 AU

Year: 16569 Days

Day: 17.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,408,398 km

• M1: 71,209 km (0.087 R)
• M2: 323,131 km (0.116 R)
• M3: 755,619 km (0.11 R)
• M4: 1,107,772 km (0.065 R)
• M5: 1,806,245 km (0.103 R)
• M6: 1,995,187 km (0.103 R)
• M7: 2,368,733 km (0.119 R)
• M8: 2,642,796 km (0.103 R)
• M9: 3,014,995 km (0.072 R)
• M10: 3,200,198 km (0.117 R)
• M11: 3,535,596 km (0.107 R)
• M12: 4,178,717 km (0.107 R)
• M13: 5,814,420 km (0.054 R)
• M14: 10,280,814 km (0.049 R)
• M15: 12,503,240 km (0.1 R)
• M16: 14,497,081 km (0.094 R)
• M17: 15,964,786 km (0.106 R)
• M18: 22,526,447 km (0.101 R)
• M19: 23,545,658 km (0.066 R)
• M20: 24,066,707 km (0.094 R)
• M21: 24,277,191 km (0.074 R)
• M22: 25,023,685 km (0.105 R)
• M23: 25,675,632 km (0.041 R)
• M24: 26,674,647 km (0.098 R)
• M25: 26,900,240 km (0.11 R)
• M26: 27,469,460 km (0.117 R)
• M27: 32,188,675 km (0.075 R)
• M28: 32,701,197 km (0.102 R)
• M29: 33,219,105 km (0.103 R)
• M30: 35,210,402 km (0.115 R)
• M31: 35,618,056 km (0.119 R)
• M32: 41,962,951 km (0.101 R)
• M33: 45,080,421 km (0.114 R)
• M34: 45,400,411 km (0.118 R)
• M35: 55,904,126 km (0.111 R)
• M36: 60,444,571 km (0.087 R)
• M37: 62,605,363 km (0.117 R)
• M38: 65,634,271 km (0.054 R)
• M39: 71,329,611 km (0.106 R)
• M40: 73,298,918 km (0.074 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 17,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit