🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.2

Radius: 9.2

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.72 AU - 0.96 AU

Year: 531 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,861,668 km

• M1: 118,182 km (0.097 R)
• M2: 822,788 km (0.111 R)
• M3: 1,339,799 km (0.079 R)
• M4: 1,676,693 km (0.027 R)
• M5: 2,485,419 km (0.081 R)
• M6: 3,194,812 km (0.09 R)
• M7: 4,172,135 km (0.097 R)
• M8: 4,714,726 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.5

Radius: 9.7

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.01 AU - 1.39 AU

Year: 907 Days

Day: 6.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 112.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,861,668 km

• M1: 121,025 km (0.029 R)
• M2: 867,069 km (0.084 R)
• M3: 1,315,713 km (0.055 R)
• M4: 1,757,027 km (0.116 R)
• M5: 2,497,985 km (0.098 R)
• M6: 2,888,735 km (0.115 R)
• M7: 3,536,942 km (0.072 R)
• M8: 3,903,756 km (0.12 R)
• M9: 4,245,588 km (0.088 R)
• M10: 5,256,121 km (0.069 R)
• M11: 7,899,067 km (0.072 R)
• M12: 8,315,248 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.5

Radius: 9.3

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.09 AU - 1.39 AU

Year: 953 Days

Day: 12.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,861,668 km

• M1: 116,088 km (0.117 R)
• M2: 453,730 km (0.073 R)
• M3: 1,036,115 km (0.042 R)
• M4: 1,651,560 km (0.11 R)
• M5: 1,979,180 km (0.099 R)
• M6: 2,276,132 km (0.074 R)
• M7: 2,767,710 km (0.079 R)
• M8: 3,523,628 km (0.104 R)
• M9: 4,469,236 km (0.094 R)
• M10: 5,017,213 km (0.117 R)
• M11: 5,423,671 km (0.076 R)
• M12: 6,083,697 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493

Radius: 12.5

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.17 AU - 1.47 AU

Year: 1047 Days

Day: 8.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,861,668 km

• M1: 156,330 km (0.043 R)
• M2: 638,633 km (0.099 R)
• M3: 1,086,978 km (0.075 R)
• M4: 1,521,410 km (0.063 R)
• M5: 1,977,235 km (0.08 R)
• M6: 2,480,034 km (0.117 R)
• M7: 2,978,344 km (0.1 R)
• M8: 3,791,708 km (0.118 R)
• M9: 4,423,609 km (0.115 R)
• M10: 6,293,433 km (0.119 R)
• M11: 7,204,933 km (0.118 R)
• M12: 7,607,949 km (0.077 R)
• M13: 8,485,341 km (0.108 R)
• M14: 8,989,186 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.1

Radius: 10.9

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.44 AU - 1.5 AU

Year: 1230 Days

Day: 9.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,861,668 km

• M1: 135,536 km (0.077 R)
• M2: 637,885 km (0.063 R)
• M3: 1,027,588 km (0.099 R)
• M4: 1,450,202 km (0.111 R)
• M5: 1,939,985 km (0.115 R)
• M6: 2,400,447 km (0.105 R)
• M7: 2,881,853 km (0.07 R)
• M8: 3,340,820 km (0.1 R)
• M9: 3,991,271 km (0.109 R)
• M10: 4,851,609 km (0.103 R)
• M11: 5,978,380 km (0.106 R)
• M12: 6,614,769 km (0.072 R)
• M13: 7,843,267 km (0.045 R)
• M14: 9,769,190 km (0.099 R)
• M15: 10,158,892 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.2

Radius: 9.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.71 AU - 2.07 AU

Year: 1794 Days

Day: 5.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,861,668 km

• M1: 123,119 km (0.062 R)
• M2: 486,043 km (0.09 R)
• M3: 990,936 km (0.116 R)
• M4: 1,401,732 km (0.118 R)
• M5: 2,939,598 km (0.073 R)
• M6: 4,011,916 km (0.12 R)
• M7: 4,504,093 km (0.065 R)
• M8: 6,288,047 km (0.094 R)
• M9: 6,647,381 km (0.103 R)
• M10: 7,594,186 km (0.108 R)
• M11: 8,298,643 km (0.04 R)
• M12: 8,654,087 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.5

Radius: 11.8

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.62 AU - 3.16 AU

Year: 3391 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,861,668 km

• M1: 147,653 km (0.104 R)
• M2: 583,282 km (0.079 R)
• M3: 1,005,298 km (0.101 R)
• M4: 1,386,922 km (0.027 R)
• M5: 1,842,298 km (0.032 R)
• M6: 3,026,365 km (0.088 R)
• M7: 3,577,932 km (0.057 R)
• M8: 4,495,416 km (0.062 R)
• M9: 4,883,922 km (0.071 R)
• M10: 5,536,168 km (0.05 R)
• M11: 6,070,083 km (0.083 R)
• M12: 7,539,733 km (0.097 R)
• M13: 8,090,552 km (0.109 R)
• M14: 11,038,677 km (0.06 R)
• M15: 11,932,225 km (0.119 R)
• M16: 12,302,929 km (0.108 R)
• M17: 12,729,133 km (0.051 R)
• M18: 13,914,248 km (0.119 R)
• M19: 15,171,318 km (0.036 R)
• M20: 15,606,798 km (0.103 R)
• M21: 16,219,252 km (0.098 R)
• M22: 17,492,180 km (0.069 R)
• M23: 22,544,100 km (0.102 R)
• M24: 23,616,118 km (0.104 R)
• M25: 24,796,745 km (0.092 R)
• M26: 25,707,646 km (0.078 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 12,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit