🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.3

Radius: 9.2

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.15 AU - 1.31 AU

Year: 942 Days

Day: 10.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,035,900 km

• M1: 114,592 km (0.09 R)
• M2: 497,413 km (0.107 R)
• M3: 838,346 km (0.08 R)
• M4: 1,503,608 km (0.108 R)
• M5: 1,917,097 km (0.111 R)
• M6: 2,226,615 km (0.104 R)
• M7: 2,557,675 km (0.098 R)
• M8: 3,137,367 km (0.036 R)
• M9: 3,692,823 km (0.107 R)
• M10: 4,076,392 km (0.099 R)
• M11: 4,793,565 km (0.095 R)
• M12: 5,330,023 km (0.087 R)
• M13: 6,500,177 km (0.07 R)
• M14: 6,965,576 km (0.106 R)
• M15: 7,885,005 km (0.044 R)
• M16: 10,646,282 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.4

Radius: 9.7

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.06 AU - 1.58 AU

Year: 1047 Days

Day: 11.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,035,900 km

• M1: 122,221 km (0.11 R)
• M2: 589,416 km (0.119 R)
• M3: 918,980 km (0.098 R)
• M4: 1,275,771 km (0.076 R)
• M5: 1,888,374 km (0.048 R)
• M6: 2,513,095 km (0.112 R)
• M7: 3,477,702 km (0.106 R)
• M8: 4,917,282 km (0.099 R)
• M9: 5,231,288 km (0.045 R)
• M10: 6,507,358 km (0.112 R)
• M11: 9,126,069 km (0.097 R)
• M12: 10,094,565 km (0.092 R)
• M13: 10,864,695 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.9

Radius: 8.9

Gravity: 10.39 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.36 AU - 1.78 AU

Year: 1358 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,035,900 km

• M1: 116,088 km (0.109 R)
• M2: 410,048 km (0.043 R)
• M3: 708,047 km (0.054 R)
• M4: 1,024,147 km (0.066 R)
• M5: 1,393,355 km (0.112 R)
• M6: 1,681,330 km (0.096 R)
• M7: 2,442,784 km (0.118 R)
• M8: 3,931,582 km (0.112 R)
• M9: 4,290,168 km (0.026 R)
• M10: 4,868,962 km (0.036 R)
• M11: 6,895,115 km (0.119 R)
• M12: 8,137,376 km (0.083 R)
• M13: 9,302,295 km (0.102 R)
• M14: 9,843,390 km (0.102 R)
• M15: 10,138,397 km (0.114 R)
• M16: 10,677,249 km (0.096 R)
• M17: 12,257,900 km (0.096 R)
• M18: 12,637,879 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.3

Radius: 10.8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.5 AU - 2.04 AU

Year: 1625 Days

Day: 8.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,035,900 km

• M1: 134,339 km (0.088 R)
• M2: 1,009,337 km (0.051 R)
• M3: 2,034,830 km (0.109 R)
• M4: 2,384,291 km (0.03 R)
• M5: 2,799,874 km (0.111 R)
• M6: 3,683,698 km (0.119 R)
• M7: 4,781,298 km (0.083 R)
• M8: 5,488,147 km (0.114 R)
• M9: 6,084,893 km (0.105 R)
• M10: 6,843,055 km (0.092 R)
• M11: 9,320,695 km (0.107 R)
• M12: 9,830,974 km (0.068 R)
• M13: 10,874,568 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.4

Radius: 15

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.58 AU - 2.34 AU

Year: 1894 Days

Day: 5.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,035,900 km

• M1: 187,147 km (0.104 R)
• M2: 693,685 km (0.092 R)
• M3: 1,232,088 km (0.117 R)
• M4: 2,035,129 km (0.106 R)
• M5: 2,543,762 km (0.073 R)
• M6: 4,283,585 km (0.064 R)
• M7: 4,909,802 km (0.068 R)
• M8: 8,941,465 km (0.091 R)
• M9: 9,792,527 km (0.099 R)
• M10: 10,659,746 km (0.027 R)
• M11: 13,571,519 km (0.114 R)
• M12: 14,789,096 km (0.076 R)
• M13: 16,225,983 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863

Radius: 11.2

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.14 AU - 2.46 AU

Year: 2408 Days

Day: 5.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 20,035,900 km

• M1: 139,425 km (0.111 R)
• M2: 544,087 km (0.039 R)
• M3: 1,014,423 km (0.104 R)
• M4: 1,561,353 km (0.092 R)
• M5: 2,025,854 km (0.081 R)
• M6: 2,596,570 km (0.117 R)
• M7: 3,203,190 km (0.097 R)
• M8: 4,102,273 km (0.108 R)
• M9: 4,767,385 km (0.075 R)
• M10: 5,453,441 km (0.113 R)
• M11: 5,833,569 km (0.096 R)
• M12: 6,534,435 km (0.107 R)
• M13: 7,534,796 km (0.088 R)
• M14: 8,007,376 km (0.101 R)
• M15: 8,499,702 km (0.095 R)
• M16: 10,479,929 km (0.116 R)
• M17: 11,515,894 km (0.046 R)
• M18: 14,118,598 km (0.109 R)
• M19: 16,717,861 km (0.025 R)
• M20: 17,523,446 km (0.104 R)
• M21: 18,242,264 km (0.109 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 11,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit