🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.4

Radius: 12.3

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.62 AU - 0.88 AU

Year: 426 Days

Day: 8.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,254,638 km

• M1: 153,039 km (0.101 R)
• M2: 557,102 km (0.112 R)
• M3: 1,067,680 km (0.064 R)
• M4: 1,730,698 km (0.11 R)
• M5: 2,144,485 km (0.053 R)
• M6: 2,766,513 km (0.109 R)
• M7: 3,327,206 km (0.118 R)
• M8: 3,742,340 km (0.11 R)
• M9: 4,303,183 km (0.106 R)
• M10: 5,379,091 km (0.084 R)
• M11: 5,832,522 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 10.3

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.15 AU - 1.21 AU

Year: 841 Days

Day: 14.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,254,638 km

• M1: 128,205 km (0.109 R)
• M2: 671,096 km (0.036 R)
• M3: 1,052,720 km (0.108 R)
• M4: 1,631,814 km (0.101 R)
• M5: 2,162,736 km (0.058 R)
• M6: 2,670,322 km (0.025 R)
• M7: 3,091,739 km (0.089 R)
• M8: 3,498,645 km (0.103 R)
• M9: 4,151,341 km (0.091 R)
• M10: 4,755,567 km (0.119 R)
• M11: 5,145,568 km (0.077 R)
• M12: 5,536,916 km (0.081 R)
• M13: 5,948,011 km (0.094 R)
• M14: 7,928,089 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.2

Radius: 11.8

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.17 AU - 1.25 AU

Year: 873 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 157.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,254,638 km

• M1: 149,149 km (0.086 R)
• M2: 553,213 km (0.099 R)
• M3: 1,047,933 km (0.119 R)
• M4: 1,791,285 km (0.084 R)
• M5: 2,464,176 km (0.105 R)
• M6: 2,878,263 km (0.112 R)
• M7: 3,428,783 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.7

Radius: 9.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.35 AU - 1.79 AU

Year: 1291 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,254,638 km

• M1: 120,725 km (0.12 R)
• M2: 446,849 km (0.068 R)
• M3: 815,308 km (0.084 R)
• M4: 1,208,751 km (0.059 R)
• M5: 1,560,455 km (0.049 R)
• M6: 2,707,572 km (0.082 R)
• M7: 3,479,198 km (0.087 R)
• M8: 4,567,971 km (0.117 R)
• M9: 5,289,781 km (0.115 R)
• M10: 6,045,998 km (0.075 R)
• M11: 7,290,951 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 8.6

Gravity: 11.55 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.66 AU - 4.4 AU

Year: 5307 Days

Day: 13.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,254,638 km

• M1: 113,844 km (0.107 R)
• M2: 441,912 km (0.118 R)
• M3: 862,881 km (0.058 R)
• M4: 1,786,947 km (0.111 R)
• M5: 2,676,456 km (0.06 R)
• M6: 3,097,574 km (0.069 R)
• M7: 3,562,374 km (0.08 R)
• M8: 4,396,981 km (0.113 R)
• M9: 4,792,368 km (0.048 R)
• M10: 5,776,871 km (0.092 R)
• M11: 6,821,214 km (0.055 R)
• M12: 8,657,079 km (0.1 R)
• M13: 12,636,831 km (0.104 R)
• M14: 14,672,410 km (0.059 R)
• M15: 17,237,265 km (0.095 R)
• M16: 19,661,947 km (0.093 R)
• M17: 21,176,626 km (0.026 R)
• M18: 21,848,919 km (0.115 R)
• M19: 22,845,240 km (0.117 R)
• M20: 24,193,267 km (0.071 R)
• M21: 25,677,727 km (0.12 R)
• M22: 27,221,726 km (0.118 R)
• M23: 28,195,309 km (0.096 R)
• M24: 29,931,392 km (0.088 R)
• M25: 31,063,848 km (0.071 R)
• M26: 32,224,578 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.7

Radius: 5.9

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.4 AU - 11.32 AU

Year: 18786 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,254,638 km

• M1: 76,145 km (0.084 R)
• M2: 306,825 km (0.114 R)
• M3: 598,242 km (0.117 R)
• M4: 1,561,951 km (0.116 R)
• M5: 1,769,144 km (0.099 R)
• M6: 2,440,689 km (0.116 R)
• M7: 2,811,542 km (0.105 R)
• M8: 3,219,346 km (0.091 R)
• M9: 3,583,916 km (0.087 R)
• M10: 4,584,427 km (0.083 R)
• M11: 4,778,754 km (0.1 R)
• M12: 5,796,319 km (0.1 R)
• M13: 6,100,900 km (0.058 R)
• M14: 7,078,672 km (0.118 R)
• M15: 8,442,855 km (0.119 R)
• M16: 9,600,892 km (0.114 R)
• M17: 10,975,697 km (0.06 R)
• M18: 12,104,712 km (0.077 R)
• M19: 13,974,236 km (0.07 R)
• M20: 14,383,686 km (0.12 R)
• M21: 14,731,052 km (0.091 R)
• M22: 17,242,950 km (0.106 R)
• M23: 20,634,633 km (0.087 R)
• M24: 24,841,325 km (0.104 R)
• M25: 27,621,302 km (0.117 R)
• M26: 29,474,221 km (0.115 R)
• M27: 31,641,296 km (0.117 R)
• M28: 33,912,491 km (0.045 R)
• M29: 41,095,133 km (0.114 R)
• M30: 44,817,876 km (0.093 R)
• M31: 46,458,367 km (0.113 R)
• M32: 46,760,854 km (0.086 R)
• M33: 48,448,168 km (0.069 R)
• M34: 49,385,399 km (0.082 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 11,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit