🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495

Radius: 13.1

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.72 AU - 0.82 AU

Year: 475 Days

Day: 5 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,684,518 km

• M1: 162,912 km (0.034 R)
• M2: 682,316 km (0.118 R)
• M3: 1,346,231 km (0.098 R)
• M4: 2,001,919 km (0.108 R)
• M5: 2,596,271 km (0.033 R)
• M6: 3,635,228 km (0.1 R)
• M7: 4,359,581 km (0.11 R)
• M8: 5,334,810 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.6

Radius: 10.2

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.29 AU - 1.41 AU

Year: 1103 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,684,518 km

• M1: 126,859 km (0.092 R)
• M2: 513,420 km (0.096 R)
• M3: 898,784 km (0.07 R)
• M4: 1,463,965 km (0.064 R)
• M5: 1,867,281 km (0.108 R)
• M6: 2,253,842 km (0.097 R)
• M7: 2,606,444 km (0.04 R)
• M8: 3,036,986 km (0.111 R)
• M9: 3,606,805 km (0.115 R)
• M10: 4,807,477 km (0.076 R)
• M11: 5,275,270 km (0.037 R)
• M12: 5,859,150 km (0.101 R)
• M13: 6,189,313 km (0.026 R)
• M14: 7,978,204 km (0.111 R)
• M15: 8,440,013 km (0.116 R)
• M16: 9,417,036 km (0.092 R)
• M17: 9,963,966 km (0.074 R)
• M18: 10,531,989 km (0.059 R)
• M19: 11,356,423 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.5

Radius: 8.6

Gravity: 13.47 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.25 AU - 1.73 AU

Year: 1278 Days

Day: 6.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 127.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,684,518 km

• M1: 106,962 km (0.104 R)
• M2: 479,910 km (0.115 R)
• M3: 1,008,738 km (0.1 R)
• M4: 1,581,997 km (0.088 R)
• M5: 1,899,893 km (0.083 R)
• M6: 2,308,744 km (0.11 R)
• M7: 2,720,587 km (0.055 R)
• M8: 5,169,205 km (0.029 R)
• M9: 5,671,405 km (0.091 R)
• M10: 5,946,216 km (0.055 R)
• M11: 9,395,345 km (0.044 R)
• M12: 10,515,384 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849

Radius: 10.3

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.33 AU - 1.99 AU

Year: 1503 Days

Day: 12.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,684,518 km

• M1: 128,056 km (0.076 R)
• M2: 736,171 km (0.057 R)
• M3: 1,129,913 km (0.106 R)
• M4: 1,551,031 km (0.103 R)
• M5: 1,931,757 km (0.089 R)
• M6: 2,463,877 km (0.116 R)
• M7: 3,076,480 km (0.117 R)
• M8: 3,419,359 km (0.081 R)
• M9: 3,840,177 km (0.047 R)
• M10: 4,182,906 km (0.036 R)
• M11: 5,014,072 km (0.108 R)
• M12: 5,927,965 km (0.055 R)
• M13: 6,512,444 km (0.101 R)
• M14: 7,134,771 km (0.064 R)
• M15: 7,711,621 km (0.094 R)
• M16: 9,695,588 km (0.084 R)
• M17: 11,109,587 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.4

Radius: 11.5

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.91 AU - 2.41 AU

Year: 2231 Days

Day: 15 Hours

Environment

Temp: -204 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,684,518 km

• M1: 143,016 km (0.098 R)
• M2: 674,088 km (0.082 R)
• M3: 1,188,555 km (0.071 R)
• M4: 1,610,720 km (0.119 R)
• M5: 2,661,047 km (0.056 R)
• M6: 4,629,456 km (0.063 R)
• M7: 4,991,333 km (0.094 R)
• M8: 5,371,910 km (0.074 R)
• M9: 6,219,083 km (0.033 R)
• M10: 7,242,482 km (0.03 R)
• M11: 7,826,063 km (0.106 R)
• M12: 8,777,206 km (0.111 R)
• M13: 9,369,763 km (0.113 R)
• M14: 10,289,192 km (0.107 R)
• M15: 11,593,985 km (0.075 R)
• M16: 12,697,269 km (0.067 R)
• M17: 13,229,538 km (0.116 R)
• M18: 13,962,418 km (0.095 R)
• M19: 15,659,606 km (0.109 R)
• M20: 16,117,525 km (0.052 R)
• M21: 18,149,962 km (0.102 R)
• M22: 19,460,140 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 12

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.76 AU - 3.46 AU

Year: 3855 Days

Day: 12.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,684,518 km

• M1: 150,196 km (0.096 R)
• M2: 773,720 km (0.092 R)
• M3: 1,430,156 km (0.07 R)
• M4: 1,909,168 km (0.114 R)
• M5: 2,479,734 km (0.112 R)
• M6: 2,955,007 km (0.092 R)
• M7: 3,453,317 km (0.104 R)
• M8: 3,863,365 km (0.1 R)
• M9: 4,925,360 km (0.075 R)
• M10: 6,116,608 km (0.114 R)
• M11: 7,238,293 km (0.063 R)
• M12: 7,652,081 km (0.049 R)
• M13: 8,149,194 km (0.03 R)
• M14: 8,667,701 km (0.094 R)
• M15: 11,989,970 km (0.067 R)
• M16: 17,514,320 km (0.11 R)
• M17: 18,320,952 km (0.083 R)
• M18: 18,852,473 km (0.101 R)
• M19: 19,638,311 km (0.05 R)
• M20: 21,535,361 km (0.035 R)
• M21: 22,260,612 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682

Radius: 10.7

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.26 AU - 4.74 AU

Year: 6710 Days

Day: 7.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,684,518 km

• M1: 134,040 km (0.059 R)
• M2: 704,157 km (0.101 R)
• M3: 1,376,300 km (0.104 R)
• M4: 1,713,644 km (0.066 R)
• M5: 2,060,561 km (0.088 R)
• M6: 2,783,418 km (0.076 R)
• M7: 3,246,723 km (0.088 R)
• M8: 3,598,876 km (0.094 R)
• M9: 4,200,708 km (0.071 R)
• M10: 4,729,537 km (0.107 R)
• M11: 5,730,197 km (0.118 R)
• M12: 7,264,622 km (0.037 R)
• M13: 7,988,825 km (0.095 R)
• M14: 8,388,850 km (0.108 R)
• M15: 10,263,910 km (0.072 R)
• M16: 10,785,408 km (0.096 R)
• M17: 14,646,380 km (0.097 R)
• M18: 16,433,027 km (0.1 R)
• M19: 18,707,363 km (0.06 R)
• M20: 21,336,396 km (0.106 R)
• M21: 24,285,419 km (0.099 R)
• M22: 26,425,417 km (0.116 R)
• M23: 30,395,295 km (0.114 R)
• M24: 33,699,314 km (0.072 R)
• M25: 34,220,064 km (0.095 R)
• M26: 34,958,030 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 16,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit