🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.2

Radius: 14.8

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.84 AU - 0.9 AU

Year: 532 Days

Day: 14 Hours

Environment

Temp: -145 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,502,399 km

• M1: 184,155 km (0.11 R)
• M2: 675,285 km (0.097 R)
• M3: 1,217,128 km (0.108 R)
• M4: 1,726,210 km (0.119 R)
• M5: 2,189,215 km (0.076 R)
• M6: 2,707,273 km (0.089 R)
• M7: 3,307,609 km (0.112 R)
• M8: 4,219,707 km (0.117 R)
• M9: 4,941,966 km (0.115 R)
• M10: 5,516,721 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.8

Radius: 8.4

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.23 AU - 1.41 AU

Year: 995 Days

Day: 6.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,502,399 km

• M1: 104,569 km (0.063 R)
• M2: 409,749 km (0.086 R)
• M3: 1,030,580 km (0.119 R)
• M4: 1,323,642 km (0.109 R)
• M5: 1,715,140 km (0.03 R)
• M6: 2,254,440 km (0.115 R)
• M7: 2,592,830 km (0.068 R)
• M8: 3,625,804 km (0.092 R)
• M9: 4,547,775 km (0.063 R)
• M10: 5,145,718 km (0.096 R)
• M11: 5,444,615 km (0.026 R)
• M12: 5,834,766 km (0.079 R)
• M13: 8,222,497 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.1

Radius: 12.6

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.08 AU - 6.06 AU

Year: 7489 Days

Day: 13.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,502,399 km

• M1: 156,779 km (0.103 R)
• M2: 613,950 km (0.09 R)
• M3: 1,222,215 km (0.114 R)
• M4: 1,907,074 km (0.083 R)
• M5: 2,338,664 km (0.094 R)
• M6: 3,521,384 km (0.091 R)
• M7: 5,740,968 km (0.11 R)
• M8: 8,636,435 km (0.117 R)
• M9: 9,883,333 km (0.069 R)
• M10: 11,728,323 km (0.115 R)
• M11: 14,159,139 km (0.047 R)
• M12: 15,103,551 km (0.1 R)
• M13: 18,262,609 km (0.12 R)
• M14: 24,229,021 km (0.051 R)
• M15: 26,133,402 km (0.087 R)
• M16: 27,169,816 km (0.112 R)
• M17: 29,324,773 km (0.091 R)
• M18: 31,170,661 km (0.095 R)
• M19: 37,645,556 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.6

Radius: 14.1

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.38 AU - 6.5 AU

Year: 8324 Days

Day: 9.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,502,399 km

• M1: 255,513 km (0.092 R)
• M2: 708,645 km (0.1 R)
• M3: 1,149,061 km (0.107 R)
• M4: 2,062,506 km (0.04 R)
• M5: 2,825,156 km (0.068 R)
• M6: 3,398,116 km (0.101 R)
• M7: 4,622,275 km (0.117 R)
• M8: 5,720,174 km (0.107 R)
• M9: 8,272,912 km (0.039 R)
• M10: 9,035,263 km (0.115 R)
• M11: 12,306,220 km (0.095 R)
• M12: 14,518,324 km (0.059 R)
• M13: 18,685,672 km (0.051 R)
• M14: 25,124,364 km (0.027 R)
• M15: 28,659,062 km (0.103 R)
• M16: 30,875,205 km (0.046 R)
• M17: 31,350,777 km (0.071 R)
• M18: 32,807,411 km (0.077 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: 206 - 20,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit