🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.4

Radius: 11.3

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.14 AU - 1.22 AU

Year: 828 Days

Day: 5.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,811,518 km

• M1: 140,472 km (0.088 R)
• M2: 494,271 km (0.05 R)
• M3: 941,868 km (0.117 R)
• M4: 1,295,368 km (0.047 R)
• M5: 1,873,564 km (0.097 R)
• M6: 2,286,304 km (0.06 R)
• M7: 3,046,710 km (0.086 R)
• M8: 3,740,396 km (0.031 R)
• M9: 4,401,917 km (0.107 R)
• M10: 5,308,480 km (0.055 R)
• M11: 5,696,537 km (0.096 R)
• M12: 6,727,865 km (0.103 R)
• M13: 7,854,935 km (0.119 R)
• M14: 8,411,739 km (0.062 R)
• M15: 9,021,799 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.8

Radius: 11.2

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.17 AU - 1.41 AU

Year: 946 Days

Day: 14.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,811,518 km

• M1: 172,337 km (0.115 R)
• M2: 787,483 km (0.107 R)
• M3: 1,481,468 km (0.08 R)
• M4: 2,259,377 km (0.079 R)
• M5: 3,120,312 km (0.112 R)
• M6: 3,872,042 km (0.119 R)
• M7: 4,805,233 km (0.105 R)
• M8: 5,607,826 km (0.048 R)
• M9: 6,966,174 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.6

Radius: 14.6

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.96 AU - 2.5 AU

Year: 2150 Days

Day: 11.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 14,811,518 km

• M1: 181,612 km (0.119 R)
• M2: 660,624 km (0.067 R)
• M3: 1,270,984 km (0.041 R)
• M4: 1,842,896 km (0.074 R)
• M5: 2,644,741 km (0.064 R)
• M6: 3,279,036 km (0.058 R)
• M7: 4,901,425 km (0.081 R)
• M8: 5,368,469 km (0.086 R)
• M9: 6,178,093 km (0.095 R)
• M10: 6,780,972 km (0.099 R)
• M11: 7,513,553 km (0.111 R)
• M12: 8,233,717 km (0.106 R)
• M13: 8,829,117 km (0.118 R)
• M14: 9,812,424 km (0.059 R)
• M15: 11,382,752 km (0.11 R)
• M16: 13,427,606 km (0.119 R)
• M17: 14,207,609 km (0.048 R)
• M18: 15,310,594 km (0.08 R)
• M19: 16,213,118 km (0.028 R)
• M20: 19,020,322 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.2

Radius: 9.9

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.3 AU - 2.56 AU

Year: 2446 Days

Day: 6.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 14,811,518 km

• M1: 136,134 km (0.09 R)
• M2: 498,909 km (0.106 R)
• M3: 869,313 km (0.092 R)
• M4: 2,627,537 km (0.119 R)
• M5: 3,051,348 km (0.087 R)
• M6: 3,520,636 km (0.059 R)
• M7: 4,000,247 km (0.061 R)
• M8: 5,025,292 km (0.087 R)
• M9: 7,878,123 km (0.075 R)
• M10: 9,512,629 km (0.087 R)
• M11: 9,954,242 km (0.096 R)
• M12: 11,361,809 km (0.119 R)
• M13: 12,856,740 km (0.105 R)
• M14: 13,865,927 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.9

Radius: 10.9

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.6 AU - 3.26 AU

Year: 3238 Days

Day: 10.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 14,811,518 km

• M1: 135,536 km (0.105 R)
• M2: 682,765 km (0.108 R)
• M3: 2,231,103 km (0.093 R)
• M4: 4,008,176 km (0.026 R)
• M5: 4,536,555 km (0.112 R)
• M6: 5,236,673 km (0.114 R)
• M7: 7,707,581 km (0.064 R)
• M8: 8,282,037 km (0.103 R)
• M9: 9,141,327 km (0.059 R)
• M10: 10,378,352 km (0.097 R)
• M11: 14,103,190 km (0.102 R)
• M12: 14,604,941 km (0.108 R)
• M13: 15,911,678 km (0.096 R)
• M14: 16,455,616 km (0.034 R)
• M15: 17,986,451 km (0.101 R)
• M16: 18,398,444 km (0.039 R)
• M17: 18,756,581 km (0.114 R)
• M18: 19,180,242 km (0.089 R)
• M19: 19,734,203 km (0.06 R)
• M20: 20,489,523 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.2

Radius: 9.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.88 AU - 4.64 AU

Year: 4708 Days

Day: 5.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,811,518 km

• M1: 122,521 km (0.026 R)
• M2: 587,471 km (0.106 R)
• M3: 1,320,351 km (0.079 R)
• M4: 1,847,833 km (0.097 R)
• M5: 2,233,197 km (0.101 R)
• M6: 2,537,180 km (0.106 R)
• M7: 2,941,693 km (0.072 R)
• M8: 4,191,583 km (0.116 R)
• M9: 4,739,111 km (0.119 R)
• M10: 6,852,929 km (0.11 R)
• M11: 7,390,733 km (0.033 R)
• M12: 7,898,468 km (0.119 R)
• M13: 10,165,774 km (0.037 R)
• M14: 11,899,015 km (0.119 R)
• M15: 13,118,088 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 15,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit