🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.46 AU - 4.78 AU

Year: 3523 Days

Day: 27.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 10

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.31 AU - 6.25 AU

Year: 4930 Days

Day: 8.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 13,730,977 km

• M1: 126,709 km (0.109 R)
• M2: 493,673 km (0.046 R)
• M3: 844,031 km (0.063 R)
• M4: 1,376,001 km (0.061 R)
• M5: 2,079,710 km (0.052 R)
• M6: 2,568,895 km (0.07 R)
• M7: 3,188,978 km (0.112 R)
• M8: 3,635,378 km (0.076 R)
• M9: 4,079,085 km (0.105 R)
• M10: 4,417,924 km (0.113 R)
• M11: 4,799,997 km (0.104 R)
• M12: 6,739,085 km (0.119 R)
• M13: 7,377,718 km (0.058 R)
• M14: 7,951,875 km (0.079 R)
• M15: 8,887,310 km (0.106 R)
• M16: 9,227,795 km (0.066 R)
• M17: 11,815,090 km (0.104 R)
• M18: 12,366,508 km (0.109 R)
• M19: 15,010,202 km (0.091 R)
• M20: 15,331,388 km (0.082 R)
• M21: 15,711,965 km (0.051 R)
• M22: 20,001,684 km (0.085 R)
• M23: 20,785,427 km (0.119 R)
• M24: 23,907,535 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.6

Radius: 9.7

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.81 AU - 7.99 AU

Year: 6430 Days

Day: 12.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 13,730,977 km

• M1: 120,576 km (0.099 R)
• M2: 469,289 km (0.06 R)
• M3: 771,327 km (0.102 R)
• M4: 1,242,859 km (0.067 R)
• M5: 1,914,853 km (0.109 R)
• M6: 2,358,859 km (0.081 R)
• M7: 3,091,590 km (0.057 R)
• M8: 3,613,387 km (0.049 R)
• M9: 4,805,682 km (0.093 R)
• M10: 5,119,239 km (0.107 R)
• M11: 6,342,950 km (0.1 R)
• M12: 7,985,684 km (0.117 R)
• M13: 8,591,555 km (0.102 R)
• M14: 10,546,201 km (0.065 R)
• M15: 10,882,497 km (0.074 R)
• M16: 11,275,640 km (0.078 R)
• M17: 12,090,201 km (0.035 R)
• M18: 15,435,957 km (0.058 R)
• M19: 16,827,516 km (0.114 R)
• M20: 17,958,626 km (0.03 R)
• M21: 20,445,990 km (0.071 R)
• M22: 21,120,975 km (0.078 R)
• M23: 23,805,509 km (0.077 R)
• M24: 28,431,375 km (0.119 R)
• M25: 30,710,348 km (0.03 R)
• M26: 31,595,519 km (0.049 R)
• M27: 32,194,958 km (0.072 R)
• M28: 33,211,026 km (0.07 R)
• M29: 33,934,781 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.7

Radius: 10.7

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.65 AU - 8.67 AU

Year: 9041 Days

Day: 9.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,730,977 km

• M1: 133,142 km (0.096 R)
• M2: 478,564 km (0.115 R)
• M3: 827,426 km (0.071 R)
• M4: 1,331,271 km (0.108 R)
• M5: 2,420,194 km (0.114 R)
• M6: 2,758,884 km (0.075 R)
• M7: 3,280,681 km (0.104 R)
• M8: 4,837,247 km (0.078 R)
• M9: 7,880,068 km (0.106 R)
• M10: 10,312,679 km (0.099 R)
• M11: 12,775,209 km (0.095 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 12,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit