🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.93 AU - 4.39 AU

Year: 2583 Days

Day: 42.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.1

Radius: 9.5

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.27 AU - 7.07 AU

Year: 5655 Days

Day: 13.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,460,605 km

• M1: 118,182 km (0.095 R)
• M2: 438,471 km (0.117 R)
• M3: 963,410 km (0.091 R)
• M4: 1,795,324 km (0.112 R)
• M5: 3,123,753 km (0.085 R)
• M6: 3,487,276 km (0.114 R)
• M7: 4,180,064 km (0.101 R)
• M8: 5,719,575 km (0.106 R)
• M9: 6,360,602 km (0.054 R)
• M10: 6,715,000 km (0.094 R)
• M11: 7,499,042 km (0.086 R)
• M12: 7,822,024 km (0.114 R)
• M13: 8,689,841 km (0.104 R)
• M14: 9,537,014 km (0.057 R)
• M15: 10,660,943 km (0.058 R)
• M16: 14,728,210 km (0.076 R)
• M17: 15,580,768 km (0.108 R)
• M18: 15,989,768 km (0.117 R)
• M19: 17,135,987 km (0.086 R)
• M20: 20,762,090 km (0.082 R)
• M21: 22,493,536 km (0.063 R)
• M22: 25,028,621 km (0.116 R)
• M23: 26,406,268 km (0.106 R)
• M24: 27,578,218 km (0.078 R)
• M25: 29,135,532 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.4

Radius: 10.8

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.75 AU - 6.87 AU

Year: 5848 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,460,605 km

• M1: 134,788 km (0.084 R)
• M2: 527,931 km (0.075 R)
• M3: 890,407 km (0.115 R)
• M4: 2,424,832 km (0.042 R)
• M5: 3,283,673 km (0.091 R)
• M6: 3,729,625 km (0.083 R)
• M7: 4,474,622 km (0.103 R)
• M8: 5,202,565 km (0.113 R)
• M9: 5,811,129 km (0.117 R)
• M10: 7,283,172 km (0.092 R)
• M11: 7,716,557 km (0.12 R)
• M12: 9,455,333 km (0.119 R)
• M13: 10,112,666 km (0.096 R)
• M14: 12,471,226 km (0.117 R)
• M15: 14,532,984 km (0.056 R)
• M16: 15,979,596 km (0.044 R)
• M17: 16,564,523 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.6

Radius: 6.1

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.01 AU - 17.93 AU

Year: 22450 Days

Day: 21.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,460,605 km

• M1: 221,405 km (0.116 R)
• M2: 422,764 km (0.111 R)
• M3: 639,381 km (0.069 R)
• M4: 909,106 km (0.088 R)
• M5: 1,550,582 km (0.074 R)
• M6: 3,823,273 km (0.044 R)
• M7: 4,191,732 km (0.059 R)
• M8: 4,719,364 km (0.118 R)
• M9: 5,866,331 km (0.108 R)
• M10: 13,966,756 km (0.103 R)
• M11: 15,670,527 km (0.114 R)
• M12: 18,955,247 km (0.095 R)
• M13: 19,663,144 km (0.036 R)
• M14: 21,414,935 km (0.12 R)
• M15: 26,516,821 km (0.104 R)
• M16: 41,494,859 km (0.064 R)
• M17: 50,826,176 km (0.063 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 18,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit