🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.5

Radius: 14.7

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.98 AU - 1.08 AU

Year: 722 Days

Day: 13.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,776,764 km

• M1: 183,407 km (0.101 R)
• M2: 915,389 km (0.073 R)
• M3: 1,692,401 km (0.06 R)
• M4: 2,259,975 km (0.101 R)
• M5: 2,804,810 km (0.117 R)
• M6: 3,346,953 km (0.093 R)
• M7: 3,816,840 km (0.089 R)
• M8: 4,392,792 km (0.05 R)
• M9: 4,858,340 km (0.12 R)
• M10: 5,536,916 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.2

Radius: 10.3

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.99 AU - 1.55 AU

Year: 988 Days

Day: 6.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,776,764 km

• M1: 128,056 km (0.062 R)
• M2: 452,234 km (0.034 R)
• M3: 780,602 km (0.087 R)
• M4: 1,250,040 km (0.03 R)
• M5: 1,683,724 km (0.098 R)
• M6: 2,132,518 km (0.117 R)
• M7: 2,672,566 km (0.106 R)
• M8: 3,176,561 km (0.058 R)
• M9: 3,946,691 km (0.049 R)
• M10: 4,549,421 km (0.116 R)
• M11: 5,173,992 km (0.118 R)
• M12: 6,348,634 km (0.08 R)
• M13: 6,846,646 km (0.09 R)
• M14: 7,642,357 km (0.117 R)
• M15: 8,525,583 km (0.098 R)
• M16: 8,853,052 km (0.077 R)
• M17: 10,217,684 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.2

Radius: 12.6

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.27 AU - 1.87 AU

Year: 1358 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 35,776,764 km

• M1: 177,273 km (0.074 R)
• M2: 838,795 km (0.103 R)
• M3: 1,498,671 km (0.083 R)
• M4: 2,292,737 km (0.082 R)
• M5: 2,909,529 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.1

Radius: 10.4

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.22 AU - 2.74 AU

Year: 2696 Days

Day: 10.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,776,764 km

• M1: 141,370 km (0.099 R)
• M2: 518,057 km (0.107 R)
• M3: 1,296,714 km (0.096 R)
• M4: 1,804,150 km (0.105 R)
• M5: 2,288,997 km (0.115 R)
• M6: 2,875,121 km (0.048 R)
• M7: 3,204,237 km (0.112 R)
• M8: 3,726,782 km (0.06 R)
• M9: 4,389,650 km (0.096 R)
• M10: 4,896,937 km (0.081 R)
• M11: 5,566,836 km (0.051 R)
• M12: 6,028,944 km (0.117 R)
• M13: 6,770,201 km (0.12 R)
• M14: 8,269,172 km (0.104 R)
• M15: 9,431,996 km (0.066 R)
• M16: 11,376,020 km (0.095 R)
• M17: 15,634,922 km (0.108 R)
• M18: 16,556,894 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 10.7

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.43 AU - 3.79 AU

Year: 3786 Days

Day: 7.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,776,764 km

• M1: 137,480 km (0.079 R)
• M2: 554,111 km (0.092 R)
• M3: 941,419 km (0.09 R)
• M4: 1,458,430 km (0.107 R)
• M5: 2,173,657 km (0.115 R)
• M6: 2,513,095 km (0.091 R)
• M7: 2,960,392 km (0.068 R)
• M8: 3,604,561 km (0.093 R)
• M9: 4,038,843 km (0.06 R)
• M10: 4,606,268 km (0.099 R)
• M11: 5,225,902 km (0.119 R)
• M12: 6,412,513 km (0.096 R)
• M13: 7,052,792 km (0.047 R)
• M14: 7,735,257 km (0.118 R)
• M15: 8,238,654 km (0.102 R)
• M16: 8,917,978 km (0.065 R)
• M17: 9,757,372 km (0.051 R)
• M18: 10,736,041 km (0.063 R)
• M19: 11,226,722 km (0.09 R)
• M20: 12,543,482 km (0.071 R)
• M21: 14,437,840 km (0.095 R)
• M22: 16,282,232 km (0.08 R)
• M23: 19,762,926 km (0.099 R)
• M24: 23,043,906 km (0.073 R)
• M25: 25,318,243 km (0.077 R)
• M26: 26,348,823 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.4

Radius: 12.2

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.42 AU - 4.32 AU

Year: 5255 Days

Day: 6.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 35,776,764 km

• M1: 151,842 km (0.112 R)
• M2: 575,353 km (0.091 R)
• M3: 1,288,187 km (0.089 R)
• M4: 1,685,669 km (0.036 R)
• M5: 2,073,576 km (0.112 R)
• M6: 2,506,961 km (0.09 R)
• M7: 3,299,082 km (0.098 R)
• M8: 3,714,964 km (0.116 R)
• M9: 4,165,852 km (0.07 R)
• M10: 5,031,425 km (0.111 R)
• M11: 5,507,296 km (0.079 R)
• M12: 6,179,439 km (0.093 R)
• M13: 6,579,314 km (0.07 R)
• M14: 8,389,598 km (0.107 R)
• M15: 9,998,673 km (0.07 R)
• M16: 11,546,562 km (0.048 R)
• M17: 11,979,349 km (0.102 R)
• M18: 12,831,309 km (0.096 R)
• M19: 13,342,784 km (0.119 R)
• M20: 13,819,403 km (0.099 R)
• M21: 14,357,057 km (0.114 R)
• M22: 15,473,955 km (0.114 R)
• M23: 17,256,862 km (0.093 R)
• M24: 18,285,198 km (0.057 R)
• M25: 19,233,200 km (0.048 R)
• M26: 19,780,578 km (0.117 R)
• M27: 20,338,429 km (0.119 R)
• M28: 20,779,593 km (0.098 R)
• M29: 21,811,818 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.3

Radius: 10.7

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.34 AU - 6.1 AU

Year: 8232 Days

Day: 7.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,776,764 km

• M1: 133,890 km (0.111 R)
• M2: 507,436 km (0.08 R)
• M3: 1,533,977 km (0.106 R)
• M4: 2,247,409 km (0.085 R)
• M5: 2,869,287 km (0.106 R)
• M6: 3,810,108 km (0.088 R)
• M7: 4,199,511 km (0.099 R)
• M8: 4,723,553 km (0.103 R)
• M9: 5,087,225 km (0.102 R)
• M10: 5,439,528 km (0.087 R)
• M11: 5,776,871 km (0.09 R)
• M12: 7,196,106 km (0.061 R)
• M13: 7,948,135 km (0.085 R)
• M14: 9,088,220 km (0.118 R)
• M15: 10,057,914 km (0.064 R)
• M16: 11,489,565 km (0.071 R)
• M17: 12,047,117 km (0.117 R)
• M18: 15,534,093 km (0.07 R)
• M19: 17,178,323 km (0.077 R)
• M20: 18,657,697 km (0.097 R)
• M21: 24,923,454 km (0.078 R)
• M22: 29,174,876 km (0.071 R)
• M23: 31,865,842 km (0.038 R)
• M24: 34,196,727 km (0.092 R)
• M25: 34,718,075 km (0.104 R)
• M26: 35,669,967 km (0.119 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: 431 - 17,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit