🌌 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: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.8

Radius: 12.6

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.6 AU - 0.92 AU

Year: 449 Days

Day: 5.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,642,376 km

• M1: 156,779 km (0.075 R)
• M2: 552,166 km (0.118 R)
• M3: 1,025,045 km (0.045 R)
• M4: 1,482,515 km (0.089 R)
• M5: 2,544,959 km (0.119 R)
• M6: 3,102,660 km (0.098 R)
• M7: 3,822,674 km (0.063 R)
• M8: 4,248,131 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.6

Radius: 8.1

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.91 AU - 1.21 AU

Year: 740 Days

Day: 7.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,642,376 km

• M1: 100,679 km (0.118 R)
• M2: 389,852 km (0.09 R)
• M3: 778,507 km (0.111 R)
• M4: 1,268,141 km (0.091 R)
• M5: 2,003,265 km (0.092 R)
• M6: 2,313,531 km (0.062 R)
• M7: 2,937,354 km (0.073 R)
• M8: 3,263,777 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.9

Radius: 9.5

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.87 AU - 2.63 AU

Year: 2289 Days

Day: 6.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 21,642,376 km

• M1: 118,182 km (0.066 R)
• M2: 439,818 km (0.1 R)
• M3: 788,530 km (0.11 R)
• M4: 1,129,165 km (0.057 R)
• M5: 1,548,637 km (0.064 R)
• M6: 2,782,670 km (0.113 R)
• M7: 3,377,770 km (0.111 R)
• M8: 4,075,495 km (0.095 R)
• M9: 4,384,564 km (0.043 R)
• M10: 5,214,683 km (0.113 R)
• M11: 5,806,941 km (0.082 R)
• M12: 6,609,533 km (0.07 R)
• M13: 7,823,819 km (0.1 R)
• M14: 8,173,579 km (0.058 R)
• M15: 9,145,965 km (0.113 R)
• M16: 9,534,321 km (0.095 R)
• M17: 10,688,319 km (0.075 R)
• M18: 11,119,460 km (0.1 R)
• M19: 12,698,765 km (0.107 R)
• M20: 13,954,340 km (0.104 R)
• M21: 14,469,704 km (0.118 R)
• M22: 15,143,792 km (0.116 R)
• M23: 15,588,098 km (0.053 R)
• M24: 17,238,761 km (0.113 R)
• M25: 19,002,819 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.2

Radius: 10.3

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.29 AU - 2.53 AU

Year: 2538 Days

Day: 5.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 21,642,376 km

• M1: 128,205 km (0.088 R)
• M2: 472,430 km (0.12 R)
• M3: 929,751 km (0.113 R)
• M4: 1,424,022 km (0.118 R)
• M5: 2,249,653 km (0.103 R)
• M6: 2,643,694 km (0.117 R)
• M7: 3,312,994 km (0.095 R)
• M8: 3,786,173 km (0.105 R)
• M9: 4,260,996 km (0.115 R)
• M10: 4,868,812 km (0.118 R)
• M11: 5,689,057 km (0.118 R)
• M12: 7,634,727 km (0.105 R)
• M13: 8,428,942 km (0.106 R)
• M14: 8,846,171 km (0.12 R)
• M15: 9,240,810 km (0.048 R)
• M16: 10,377,006 km (0.083 R)
• M17: 10,856,766 km (0.1 R)
• M18: 11,990,419 km (0.05 R)
• M19: 15,707,627 km (0.068 R)
• M20: 17,100,533 km (0.103 R)
• M21: 17,940,525 km (0.101 R)
• M22: 19,461,486 km (0.12 R)
• M23: 21,003,391 km (0.068 R)
• M24: 21,642,324 km (0.026 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 19,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit