🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 882.9

Radius: 8

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.79 AU - 1.13 AU

Year: 661 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,631,879 km

• M1: 99,483 km (0.044 R)
• M2: 603,328 km (0.073 R)
• M3: 888,312 km (0.091 R)
• M4: 1,441,675 km (0.052 R)
• M5: 1,693,747 km (0.045 R)
• M6: 2,137,903 km (0.101 R)
• M7: 2,403,888 km (0.081 R)
• M8: 2,808,999 km (0.113 R)
• M9: 3,298,633 km (0.096 R)
• M10: 3,844,067 km (0.096 R)
• M11: 4,287,325 km (0.054 R)
• M12: 5,078,100 km (0.04 R)
• M13: 5,368,320 km (0.056 R)
• M14: 5,922,879 km (0.081 R)
• M15: 6,663,688 km (0.044 R)
• M16: 7,145,991 km (0.099 R)
• M17: 7,840,873 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.8

Radius: 14.9

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.85 AU - 1.37 AU

Year: 822 Days

Day: 7.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,631,879 km

• M1: 185,352 km (0.097 R)
• M2: 812,017 km (0.109 R)
• M3: 2,715,650 km (0.111 R)
• M4: 3,242,384 km (0.074 R)
• M5: 3,892,686 km (0.104 R)
• M6: 4,932,840 km (0.117 R)
• M7: 5,652,406 km (0.075 R)
• M8: 6,986,370 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 10.4

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.54 AU - 1.72 AU

Year: 1463 Days

Day: 10.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,631,879 km

• M1: 129,402 km (0.084 R)
• M2: 460,761 km (0.115 R)
• M3: 845,976 km (0.069 R)
• M4: 1,173,595 km (0.06 R)
• M5: 1,596,359 km (0.025 R)
• M6: 2,120,251 km (0.119 R)
• M7: 2,542,416 km (0.034 R)
• M8: 3,385,998 km (0.057 R)
• M9: 4,372,746 km (0.05 R)
• M10: 5,024,843 km (0.049 R)
• M11: 5,442,670 km (0.119 R)
• M12: 6,155,204 km (0.063 R)
• M13: 6,882,848 km (0.102 R)
• M14: 7,423,196 km (0.107 R)
• M15: 8,535,755 km (0.101 R)
• M16: 8,912,144 km (0.063 R)
• M17: 9,355,851 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.7

Radius: 10.7

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.67 AU - 1.81 AU

Year: 1613 Days

Day: 9.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,631,879 km

• M1: 133,142 km (0.094 R)
• M2: 508,334 km (0.109 R)
• M3: 847,173 km (0.088 R)
• M4: 1,407,716 km (0.119 R)
• M5: 2,501,127 km (0.067 R)
• M6: 3,874,435 km (0.091 R)
• M7: 4,651,746 km (0.059 R)
• M8: 6,584,251 km (0.08 R)
• M9: 10,079,157 km (0.108 R)
• M10: 11,240,634 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.5

Radius: 11.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.95 AU - 4.37 AU

Year: 4922 Days

Day: 5.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 58.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,631,879 km

• M1: 141,071 km (0.053 R)
• M2: 513,270 km (0.052 R)
• M3: 890,407 km (0.07 R)
• M4: 1,265,000 km (0.105 R)
• M5: 1,747,154 km (0.11 R)
• M6: 2,988,666 km (0.108 R)
• M7: 4,306,324 km (0.036 R)
• M8: 5,690,404 km (0.025 R)
• M9: 6,414,607 km (0.078 R)
• M10: 6,784,712 km (0.088 R)
• M11: 7,820,827 km (0.074 R)
• M12: 8,959,416 km (0.112 R)
• M13: 10,128,973 km (0.034 R)
• M14: 11,772,754 km (0.073 R)
• M15: 14,248,150 km (0.072 R)
• M16: 15,531,401 km (0.103 R)
• M17: 16,782,936 km (0.055 R)
• M18: 18,100,594 km (0.097 R)
• M19: 20,326,012 km (0.063 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: 473 - 19,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit