🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.6 AU - 0.66 AU

Year: 323 Days

Day: 15.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,758,825 km

• M1: 27,676 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.1

Radius: 8.4

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.7 AU - 0.94 AU

Year: 479 Days

Day: 14.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 48,758,825 km

• M1: 104,868 km (0.117 R)
• M2: 391,348 km (0.093 R)
• M3: 872,156 km (0.099 R)
• M4: 1,556,715 km (0.112 R)
• M5: 2,225,418 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.3

Radius: 14.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.89 AU - 0.99 AU

Year: 588 Days

Day: 13.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,758,825 km

• M1: 181,761 km (0.045 R)
• M2: 780,751 km (0.087 R)
• M3: 1,248,693 km (0.094 R)
• M4: 2,145,383 km (0.059 R)
• M5: 2,661,346 km (0.1 R)
• M6: 3,198,103 km (0.115 R)
• M7: 3,978,256 km (0.094 R)
• M8: 4,652,494 km (0.101 R)
• M9: 5,260,011 km (0.069 R)
• M10: 5,750,093 km (0.073 R)
• M11: 6,350,579 km (0.089 R)
• M12: 7,296,636 km (0.069 R)
• M13: 7,815,591 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.4

Radius: 10.6

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.02 AU - 1.26 AU

Year: 786 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,758,825 km

• M1: 132,693 km (0.102 R)
• M2: 462,557 km (0.088 R)
• M3: 905,965 km (0.107 R)
• M4: 1,272,330 km (0.088 R)
• M5: 1,818,213 km (0.111 R)
• M6: 2,435,154 km (0.12 R)
• M7: 2,766,214 km (0.115 R)
• M8: 3,115,824 km (0.101 R)
• M9: 3,571,948 km (0.057 R)
• M10: 4,588,316 km (0.109 R)
• M11: 5,163,969 km (0.048 R)
• M12: 5,662,279 km (0.109 R)
• M13: 6,440,787 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184

Radius: 12.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.25 AU - 1.47 AU

Year: 1024 Days

Day: 8.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,758,825 km

• M1: 153,039 km (0.098 R)
• M2: 629,358 km (0.087 R)
• M3: 1,235,828 km (0.084 R)
• M4: 1,995,336 km (0.108 R)
• M5: 3,057,481 km (0.05 R)
• M6: 3,553,398 km (0.102 R)
• M7: 4,074,597 km (0.082 R)
• M8: 4,509,927 km (0.026 R)
• M9: 5,897,746 km (0.069 R)
• M10: 6,514,838 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.3

Radius: 10.9

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.84 AU - 5.46 AU

Year: 6474 Days

Day: 7.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,758,825 km

• M1: 143,464 km (0.03 R)
• M2: 627,713 km (0.034 R)
• M3: 1,989,502 km (0.106 R)
• M4: 2,612,128 km (0.086 R)
• M5: 3,647,645 km (0.097 R)
• M6: 4,072,503 km (0.117 R)
• M7: 4,663,265 km (0.12 R)
• M8: 5,702,372 km (0.112 R)
• M9: 6,376,011 km (0.101 R)
• M10: 7,030,651 km (0.11 R)
• M11: 7,616,177 km (0.08 R)
• M12: 8,636,584 km (0.085 R)
• M13: 9,924,772 km (0.101 R)
• M14: 10,756,835 km (0.06 R)
• M15: 11,937,760 km (0.114 R)
• M16: 15,146,036 km (0.104 R)
• M17: 15,999,043 km (0.057 R)
• M18: 16,563,925 km (0.072 R)
• M19: 17,077,345 km (0.115 R)
• M20: 18,068,431 km (0.118 R)
• M21: 20,092,789 km (0.044 R)
• M22: 20,824,772 km (0.086 R)
• M23: 21,422,864 km (0.09 R)
• M24: 23,446,474 km (0.116 R)
• M25: 24,504,730 km (0.109 R)
• M26: 25,424,757 km (0.089 R)
• M27: 28,141,454 km (0.035 R)
• M28: 28,872,838 km (0.077 R)
• M29: 29,523,140 km (0.102 R)
• M30: 31,826,947 km (0.064 R)
• M31: 34,977,029 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.5

Radius: 13.4

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.54 AU - 6.94 AU

Year: 8879 Days

Day: 14.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,758,825 km

• M1: 166,652 km (0.043 R)
• M2: 813,513 km (0.044 R)
• M3: 1,699,881 km (0.107 R)
• M4: 2,322,357 km (0.116 R)
• M5: 2,961,290 km (0.063 R)
• M6: 5,607,975 km (0.108 R)
• M7: 8,251,220 km (0.082 R)
• M8: 9,260,707 km (0.092 R)
• M9: 11,635,872 km (0.066 R)
• M10: 15,922,300 km (0.053 R)
• M11: 20,259,142 km (0.036 R)
• M12: 21,666,260 km (0.082 R)
• M13: 25,990,536 km (0.04 R)
• M14: 39,252,088 km (0.102 R)
• M15: 40,269,503 km (0.086 R)
• M16: 44,928,130 km (0.06 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 16,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit