🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.5

Radius: 13.4

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.5 AU - 0.56 AU

Year: 262 Days

Day: 5.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 90.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,214,852 km

• M1: 166,951 km (0.081 R)
• M2: 590,164 km (0.069 R)
• M3: 1,034,619 km (0.061 R)
• M4: 1,504,356 km (0.068 R)
• M5: 2,066,545 km (0.1 R)
• M6: 2,527,456 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.7

Radius: 12.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.71 AU - 0.87 AU

Year: 476 Days

Day: 15 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 32,214,852 km

• M1: 160,219 km (0.065 R)
• M2: 658,380 km (0.095 R)
• M3: 1,424,770 km (0.09 R)
• M4: 1,869,375 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.7

Radius: 9.1

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.93 AU - 1.53 AU

Year: 925 Days

Day: 7 Hours

Environment

Temp: -178 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,214,852 km

• M1: 113,246 km (0.043 R)
• M2: 593,604 km (0.107 R)
• M3: 1,042,996 km (0.111 R)
• M4: 1,377,796 km (0.085 R)
• M5: 2,031,090 km (0.107 R)
• M6: 2,341,057 km (0.097 R)
• M7: 2,784,615 km (0.097 R)
• M8: 3,069,748 km (0.097 R)
• M9: 3,534,549 km (0.071 R)
• M10: 4,508,281 km (0.097 R)
• M11: 4,954,681 km (0.059 R)
• M12: 5,250,586 km (0.082 R)
• M13: 5,878,299 km (0.101 R)
• M14: 6,411,615 km (0.106 R)
• M15: 6,784,862 km (0.115 R)
• M16: 7,781,932 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.4

Radius: 8.6

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.73 AU - 2.51 AU

Year: 2094 Days

Day: 7.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,214,852 km

• M1: 106,962 km (0.117 R)
• M2: 428,448 km (0.065 R)
• M3: 907,461 km (0.102 R)
• M4: 1,527,843 km (0.106 R)
• M5: 1,858,454 km (0.055 R)
• M6: 2,444,429 km (0.082 R)
• M7: 4,052,457 km (0.094 R)
• M8: 5,821,302 km (0.055 R)
• M9: 8,024,280 km (0.073 R)
• M10: 8,726,792 km (0.109 R)
• M11: 9,374,551 km (0.066 R)
• M12: 10,287,696 km (0.115 R)
• M13: 10,800,667 km (0.083 R)
• M14: 11,116,468 km (0.045 R)
• M15: 12,063,871 km (0.099 R)
• M16: 12,945,901 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.2

Radius: 13.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.23 AU - 2.69 AU

Year: 2617 Days

Day: 15 Hours

Environment

Temp: -210 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,214,852 km

• M1: 173,085 km (0.1 R)
• M2: 612,154 km (0.113 R)
• M3: 1,079,349 km (0.081 R)
• M4: 2,312,484 km (0.061 R)
• M5: 2,817,825 km (0.058 R)
• M6: 4,075,046 km (0.107 R)
• M7: 4,685,705 km (0.116 R)
• M8: 5,882,487 km (0.05 R)
• M9: 6,979,489 km (0.101 R)
• M10: 7,731,816 km (0.119 R)
• M11: 8,504,340 km (0.083 R)
• M12: 9,868,972 km (0.04 R)
• M13: 10,469,308 km (0.101 R)
• M14: 11,993,261 km (0.098 R)
• M15: 13,798,758 km (0.053 R)
• M16: 14,742,571 km (0.054 R)
• M17: 15,378,661 km (0.094 R)
• M18: 16,393,234 km (0.076 R)
• M19: 17,397,933 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.1

Radius: 12.9

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.25 AU - 3.43 AU

Year: 4140 Days

Day: 9.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,214,852 km

• M1: 160,369 km (0.119 R)
• M2: 781,200 km (0.058 R)
• M3: 1,182,571 km (0.116 R)
• M4: 1,775,577 km (0.092 R)
• M5: 2,219,883 km (0.113 R)
• M6: 2,755,443 km (0.115 R)
• M7: 3,650,487 km (0.05 R)
• M8: 4,517,556 km (0.1 R)
• M9: 6,243,467 km (0.115 R)
• M10: 7,817,835 km (0.113 R)
• M11: 8,625,065 km (0.098 R)
• M12: 9,603,735 km (0.044 R)
• M13: 10,079,755 km (0.081 R)
• M14: 12,007,174 km (0.111 R)
• M15: 13,866,975 km (0.117 R)
• M16: 14,892,019 km (0.083 R)
• M17: 15,639,111 km (0.072 R)
• M18: 16,243,636 km (0.085 R)
• M19: 16,692,878 km (0.119 R)
• M20: 17,793,470 km (0.06 R)
• M21: 18,513,036 km (0.099 R)
• M22: 20,267,819 km (0.082 R)
• M23: 21,318,893 km (0.1 R)
• M24: 22,475,285 km (0.096 R)
• M25: 22,893,261 km (0.094 R)
• M26: 24,033,197 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441

Radius: 14.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.15 AU - 5.21 AU

Year: 6867 Days

Day: 12.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,214,852 km

• M1: 179,368 km (0.114 R)
• M2: 650,152 km (0.062 R)
• M3: 1,152,053 km (0.108 R)
• M4: 1,711,400 km (0.088 R)
• M5: 4,580,388 km (0.086 R)
• M6: 6,397,403 km (0.088 R)
• M7: 7,594,635 km (0.091 R)
• M8: 11,500,336 km (0.062 R)
• M9: 13,108,214 km (0.095 R)
• M10: 15,149,028 km (0.106 R)
• M11: 18,233,138 km (0.078 R)
• M12: 21,640,529 km (0.059 R)
• M13: 22,763,261 km (0.058 R)
• M14: 29,963,257 km (0.049 R)
• M15: 30,701,672 km (0.079 R)
• M16: 31,169,315 km (0.066 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 10,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit