🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.6

Radius: 14.2

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.79 AU - 1.21 AU

Year: 667 Days

Day: 13 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,299,050 km

• M1: 176,675 km (0.104 R)
• M2: 643,271 km (0.09 R)
• M3: 1,108,819 km (0.117 R)
• M4: 1,642,884 km (0.101 R)
• M5: 2,687,825 km (0.077 R)
• M6: 3,276,193 km (0.049 R)
• M7: 4,057,244 km (0.09 R)
• M8: 4,714,726 km (0.041 R)
• M9: 5,213,336 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.9

Radius: 9.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.13 AU - 2.83 AU

Year: 2604 Days

Day: 6.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,299,050 km

• M1: 120,127 km (0.088 R)
• M2: 622,477 km (0.114 R)
• M3: 1,539,960 km (0.073 R)
• M4: 2,128,778 km (0.112 R)
• M5: 3,506,724 km (0.072 R)
• M6: 3,864,412 km (0.078 R)
• M7: 5,243,405 km (0.086 R)
• M8: 6,877,313 km (0.108 R)
• M9: 8,547,125 km (0.091 R)
• M10: 8,967,944 km (0.098 R)
• M11: 10,726,915 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408

Radius: 10.1

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.72 AU - 4.92 AU

Year: 5988 Days

Day: 14.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,299,050 km

• M1: 126,111 km (0.061 R)
• M2: 725,250 km (0.052 R)
• M3: 1,051,523 km (0.077 R)
• M4: 1,434,344 km (0.105 R)
• M5: 2,048,743 km (0.034 R)
• M6: 3,399,911 km (0.11 R)
• M7: 3,755,804 km (0.103 R)
• M8: 4,136,381 km (0.084 R)
• M9: 5,081,540 km (0.111 R)
• M10: 5,691,152 km (0.118 R)
• M11: 6,536,679 km (0.115 R)
• M12: 8,251,968 km (0.09 R)
• M13: 10,861,254 km (0.075 R)
• M14: 12,063,423 km (0.088 R)
• M15: 13,818,804 km (0.079 R)
• M16: 16,026,420 km (0.095 R)
• M17: 18,844,395 km (0.116 R)
• M18: 19,432,015 km (0.105 R)
• M19: 21,977,124 km (0.06 R)
• M20: 22,701,477 km (0.093 R)
• M21: 23,969,169 km (0.092 R)
• M22: 24,581,773 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.2

Radius: 13.8

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.26 AU - 5.66 AU

Year: 7366 Days

Day: 14.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,299,050 km

• M1: 171,738 km (0.119 R)
• M2: 699,669 km (0.075 R)
• M3: 1,275,920 km (0.11 R)
• M4: 2,014,036 km (0.085 R)
• M5: 3,190,474 km (0.066 R)
• M6: 3,707,035 km (0.111 R)
• M7: 4,142,066 km (0.1 R)
• M8: 4,784,140 km (0.109 R)
• M9: 5,574,765 km (0.098 R)
• M10: 6,762,721 km (0.066 R)
• M11: 7,417,062 km (0.102 R)
• M12: 8,403,810 km (0.113 R)
• M13: 9,396,841 km (0.094 R)
• M14: 10,004,358 km (0.074 R)
• M15: 10,509,250 km (0.084 R)
• M16: 10,942,935 km (0.039 R)
• M17: 12,221,548 km (0.1 R)
• M18: 13,802,049 km (0.084 R)
• M19: 15,515,094 km (0.085 R)
• M20: 16,538,942 km (0.097 R)
• M21: 18,220,572 km (0.088 R)
• M22: 21,572,163 km (0.095 R)
• M23: 22,345,584 km (0.113 R)
• M24: 26,894,107 km (0.068 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 11,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit