🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.4

Radius: 9.6

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.77 AU - 1.15 AU

Year: 598 Days

Day: 12.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,596,305 km

• M1: 119,379 km (0.102 R)
• M2: 541,245 km (0.111 R)
• M3: 936,632 km (0.091 R)
• M4: 1,271,582 km (0.109 R)
• M5: 1,703,471 km (0.099 R)
• M6: 2,144,485 km (0.087 R)
• M7: 2,529,550 km (0.094 R)
• M8: 3,094,282 km (0.105 R)
• M9: 4,000,397 km (0.109 R)
• M10: 4,919,526 km (0.036 R)
• M11: 5,410,805 km (0.105 R)
• M12: 5,819,656 km (0.093 R)
• M13: 6,636,610 km (0.078 R)
• M14: 7,482,885 km (0.103 R)
• M15: 7,991,069 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427

Radius: 14.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.32 AU - 3.74 AU

Year: 4217 Days

Day: 10.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,596,305 km

• M1: 184,753 km (0.102 R)
• M2: 825,780 km (0.107 R)
• M3: 1,634,955 km (0.11 R)
• M4: 3,022,176 km (0.04 R)
• M5: 5,044,141 km (0.07 R)
• M6: 7,429,629 km (0.091 R)
• M7: 10,330,182 km (0.118 R)
• M8: 11,704,388 km (0.117 R)
• M9: 14,712,502 km (0.106 R)
• M10: 16,504,684 km (0.084 R)
• M11: 20,710,180 km (0.112 R)
• M12: 21,682,267 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.4

Radius: 12.5

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.9 AU - 4.2 AU

Year: 4253 Days

Day: 5.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,596,305 km

• M1: 155,432 km (0.111 R)
• M2: 619,485 km (0.106 R)
• M3: 1,017,565 km (0.12 R)
• M4: 1,540,708 km (0.109 R)
• M5: 1,956,291 km (0.114 R)
• M6: 2,634,718 km (0.066 R)
• M7: 3,642,559 km (0.088 R)
• M8: 4,103,170 km (0.102 R)
• M9: 4,579,191 km (0.105 R)
• M10: 5,534,972 km (0.091 R)
• M11: 7,705,188 km (0.085 R)
• M12: 8,832,408 km (0.075 R)
• M13: 9,669,109 km (0.059 R)
• M14: 10,228,605 km (0.101 R)
• M15: 11,194,708 km (0.098 R)
• M16: 12,591,802 km (0.106 R)
• M17: 15,459,294 km (0.075 R)
• M18: 16,844,720 km (0.095 R)
• M19: 18,071,124 km (0.057 R)
• M20: 20,310,753 km (0.104 R)
• M21: 21,096,741 km (0.119 R)
• M22: 24,518,493 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.4

Radius: 11.8

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.77 AU - 4.61 AU

Year: 5453 Days

Day: 6.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,596,305 km

• M1: 146,756 km (0.117 R)
• M2: 546,481 km (0.059 R)
• M3: 1,191,996 km (0.114 R)
• M4: 1,880,894 km (0.115 R)
• M5: 2,389,228 km (0.065 R)
• M6: 3,641,811 km (0.073 R)
• M7: 6,281,016 km (0.062 R)
• M8: 8,124,361 km (0.092 R)
• M9: 9,191,144 km (0.114 R)
• M10: 10,393,611 km (0.105 R)
• M11: 11,698,254 km (0.087 R)
• M12: 12,491,273 km (0.067 R)
• M13: 13,372,703 km (0.093 R)
• M14: 19,554,686 km (0.116 R)
• M15: 21,317,996 km (0.1 R)
• M16: 22,275,721 km (0.109 R)
• M17: 26,563,196 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.6

Radius: 13.5

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.86 AU - 5.16 AU

Year: 7130 Days

Day: 6.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,596,305 km

• M1: 168,148 km (0.095 R)
• M2: 657,183 km (0.099 R)
• M3: 1,194,389 km (0.096 R)
• M4: 4,006,829 km (0.036 R)
• M5: 5,457,929 km (0.104 R)
• M6: 5,968,506 km (0.036 R)
• M7: 6,687,174 km (0.039 R)
• M8: 7,235,151 km (0.103 R)
• M9: 10,928,723 km (0.088 R)
• M10: 11,433,167 km (0.074 R)
• M11: 12,112,042 km (0.074 R)
• M12: 12,928,547 km (0.113 R)
• M13: 13,898,091 km (0.082 R)
• M14: 14,671,662 km (0.076 R)
• M15: 16,764,835 km (0.085 R)
• M16: 18,266,498 km (0.119 R)
• M17: 19,195,202 km (0.098 R)
• M18: 19,634,272 km (0.06 R)
• M19: 21,851,761 km (0.111 R)
• M20: 22,572,823 km (0.098 R)
• M21: 23,893,622 km (0.079 R)
• M22: 26,059,650 km (0.045 R)
• M23: 28,259,487 km (0.111 R)
• M24: 28,923,851 km (0.094 R)
• M25: 30,382,430 km (0.089 R)
• M26: 32,094,278 km (0.104 R)
• M27: 33,235,561 km (0.088 R)
• M28: 35,489,402 km (0.089 R)
• M29: 36,262,823 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.8

Radius: 5.2

Gravity: 29.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.61 AU - 10.75 AU

Year: 17685 Days

Day: 18.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,596,305 km

• M1: 64,626 km (0.04 R)
• M2: 262,095 km (0.088 R)
• M3: 569,070 km (0.116 R)
• M4: 1,043,595 km (0.059 R)
• M5: 1,417,589 km (0.082 R)
• M6: 1,661,584 km (0.095 R)
• M7: 1,858,006 km (0.117 R)
• M8: 2,384,889 km (0.119 R)
• M9: 3,640,315 km (0.05 R)
• M10: 3,850,051 km (0.037 R)
• M11: 4,195,771 km (0.099 R)
• M12: 5,669,610 km (0.119 R)
• M13: 10,463,623 km (0.114 R)
• M14: 12,033,503 km (0.054 R)
• M15: 16,347,906 km (0.094 R)
• M16: 19,250,404 km (0.111 R)
• M17: 24,431,127 km (0.082 R)
• M18: 27,739,484 km (0.062 R)
• M19: 32,727,077 km (0.104 R)
• M20: 33,503,640 km (0.118 R)
• M21: 34,425,163 km (0.071 R)
• M22: 35,634,662 km (0.077 R)
• M23: 38,423,166 km (0.102 R)
• M24: 40,459,492 km (0.101 R)
• M25: 42,413,839 km (0.111 R)
• M26: 42,719,916 km (0.078 R)
• M27: 50,516,807 km (0.105 R)
• M28: 53,669,283 km (0.09 R)
• M29: 56,025,749 km (0.04 R)
• M30: 58,829,662 km (0.09 R)
• M31: 60,556,021 km (0.055 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 10,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit