🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.7

Radius: 10.7

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.46 AU - 0.6 AU

Year: 266 Days

Day: 14 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,848,555 km

• M1: 132,993 km (0.087 R)
• M2: 472,430 km (0.064 R)
• M3: 823,087 km (0.101 R)
• M4: 1,483,562 km (0.094 R)
• M5: 1,878,650 km (0.079 R)
• M6: 2,270,896 km (0.073 R)
• M7: 3,444,491 km (0.111 R)
• M8: 4,159,270 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.7

Radius: 10.1

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.55 AU - 0.77 AU

Year: 370 Days

Day: 9.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,848,555 km

• M1: 125,812 km (0.116 R)
• M2: 451,486 km (0.058 R)
• M3: 1,101,938 km (0.058 R)
• M4: 1,449,005 km (0.092 R)
• M5: 1,818,512 km (0.12 R)
• M6: 2,242,622 km (0.027 R)
• M7: 2,674,511 km (0.106 R)
• M8: 3,658,865 km (0.115 R)
• M9: 4,407,303 km (0.118 R)
• M10: 4,854,152 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.3

Radius: 9.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.64 AU - 2.26 AU

Year: 1880 Days

Day: 8.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,848,555 km

• M1: 113,246 km (0.12 R)
• M2: 463,753 km (0.054 R)
• M3: 984,653 km (0.063 R)
• M4: 1,369,718 km (0.051 R)
• M5: 1,692,700 km (0.077 R)
• M6: 2,316,972 km (0.053 R)
• M7: 2,768,009 km (0.116 R)
• M8: 4,262,492 km (0.092 R)
• M9: 4,869,261 km (0.045 R)
• M10: 5,279,309 km (0.083 R)
• M11: 5,813,972 km (0.087 R)
• M12: 6,582,755 km (0.118 R)
• M13: 7,038,131 km (0.106 R)
• M14: 8,558,195 km (0.11 R)
• M15: 9,551,824 km (0.08 R)
• M16: 9,841,146 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.6

Radius: 10.2

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.27 AU - 5.69 AU

Year: 8855 Days

Day: 10.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,848,555 km

• M1: 143,614 km (0.117 R)
• M2: 971,638 km (0.054 R)
• M3: 1,588,879 km (0.07 R)
• M4: 2,866,744 km (0.113 R)
• M5: 3,385,998 km (0.034 R)
• M6: 3,718,704 km (0.106 R)
• M7: 4,073,550 km (0.071 R)
• M8: 4,851,609 km (0.036 R)
• M9: 6,172,109 km (0.116 R)
• M10: 6,701,685 km (0.086 R)
• M11: 7,071,491 km (0.116 R)
• M12: 7,751,414 km (0.059 R)
• M13: 8,368,505 km (0.106 R)
• M14: 10,376,557 km (0.094 R)
• M15: 12,272,411 km (0.113 R)
• M16: 14,036,768 km (0.08 R)
• M17: 23,004,712 km (0.117 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 19,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit