🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 14.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.28 AU - 1.76 AU

Year: 1294 Days

Day: 10.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,534,120 km

• M1: 186,249 km (0.116 R)
• M2: 643,570 km (0.076 R)
• M3: 1,102,536 km (0.029 R)
• M4: 1,759,720 km (0.113 R)
• M5: 2,984,627 km (0.085 R)
• M6: 4,685,256 km (0.112 R)
• M7: 5,144,970 km (0.085 R)
• M8: 5,777,769 km (0.112 R)
• M9: 6,242,570 km (0.083 R)
• M10: 6,893,769 km (0.085 R)
• M11: 7,589,998 km (0.062 R)
• M12: 8,359,080 km (0.057 R)
• M13: 9,264,746 km (0.093 R)
• M14: 10,083,794 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.7

Radius: 12.8

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.58 AU - 1.82 AU

Year: 1530 Days

Day: 14.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,534,120 km

• M1: 159,172 km (0.115 R)
• M2: 852,109 km (0.108 R)
• M3: 1,358,199 km (0.077 R)
• M4: 2,065,199 km (0.115 R)
• M5: 2,472,404 km (0.082 R)
• M6: 3,567,012 km (0.101 R)
• M7: 4,178,418 km (0.103 R)
• M8: 4,578,144 km (0.115 R)
• M9: 5,087,524 km (0.116 R)
• M10: 5,958,034 km (0.116 R)
• M11: 8,197,963 km (0.035 R)
• M12: 8,736,366 km (0.098 R)
• M13: 9,851,020 km (0.081 R)
• M14: 10,322,552 km (0.115 R)
• M15: 12,246,381 km (0.116 R)
• M16: 13,151,448 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.3

Radius: 8

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.92 AU - 3.02 AU

Year: 3533 Days

Day: 7.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,534,120 km

• M1: 100,380 km (0.119 R)
• M2: 371,751 km (0.085 R)
• M3: 771,626 km (0.1 R)
• M4: 1,916,947 km (0.053 R)
• M5: 3,119,564 km (0.048 R)
• M6: 4,154,183 km (0.049 R)
• M7: 5,206,305 km (0.086 R)
• M8: 5,526,445 km (0.111 R)
• M9: 7,731,517 km (0.117 R)
• M10: 8,854,698 km (0.104 R)
• M11: 9,895,750 km (0.074 R)
• M12: 15,428,627 km (0.098 R)
• M13: 17,253,721 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.4

Radius: 12.7

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.74 AU - 4.18 AU

Year: 5439 Days

Day: 12.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,534,120 km

• M1: 158,275 km (0.078 R)
• M2: 639,680 km (0.084 R)
• M3: 1,802,654 km (0.037 R)
• M4: 2,290,493 km (0.089 R)
• M5: 2,956,204 km (0.073 R)
• M6: 3,395,273 km (0.057 R)
• M7: 4,147,900 km (0.089 R)
• M8: 5,141,230 km (0.043 R)
• M9: 5,665,870 km (0.118 R)
• M10: 6,105,089 km (0.075 R)
• M11: 6,726,369 km (0.081 R)
• M12: 7,152,424 km (0.076 R)
• M13: 7,986,731 km (0.098 R)
• M14: 10,882,198 km (0.065 R)
• M15: 11,379,162 km (0.103 R)
• M16: 12,418,718 km (0.079 R)
• M17: 13,572,117 km (0.106 R)
• M18: 15,350,238 km (0.067 R)
• M19: 24,181,000 km (0.072 R)
• M20: 25,184,951 km (0.106 R)
• M21: 27,111,473 km (0.054 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 12,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit