🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661

Radius: 13.2

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.46 AU - 1.64 AU

Year: 1246 Days

Day: 14.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,927,158 km

• M1: 165,605 km (0.07 R)
• M2: 594,352 km (0.047 R)
• M3: 1,225,955 km (0.089 R)
• M4: 1,755,681 km (0.096 R)
• M5: 2,545,109 km (0.068 R)
• M6: 3,050,001 km (0.074 R)
• M7: 4,092,699 km (0.057 R)
• M8: 4,715,624 km (0.106 R)
• M9: 5,178,779 km (0.118 R)
• M10: 6,518,428 km (0.115 R)
• M11: 6,996,692 km (0.086 R)
• M12: 7,549,756 km (0.044 R)
• M13: 8,686,849 km (0.088 R)
• M14: 9,476,277 km (0.096 R)
• M15: 10,537,674 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 9.5

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.44 AU - 2.64 AU

Year: 2614 Days

Day: 13.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 15,927,158 km

• M1: 118,182 km (0.112 R)
• M2: 422,614 km (0.053 R)
• M3: 758,461 km (0.112 R)
• M4: 1,324,540 km (0.1 R)
• M5: 1,786,947 km (0.06 R)
• M6: 2,796,732 km (0.079 R)
• M7: 3,526,770 km (0.069 R)
• M8: 4,293,908 km (0.07 R)
• M9: 5,971,199 km (0.094 R)
• M10: 6,513,641 km (0.062 R)
• M11: 7,449,675 km (0.036 R)
• M12: 8,914,088 km (0.098 R)
• M13: 11,396,366 km (0.055 R)
• M14: 12,360,075 km (0.063 R)
• M15: 14,593,272 km (0.082 R)
• M16: 15,932,472 km (0.072 R)
• M17: 16,710,980 km (0.085 R)
• M18: 18,625,832 km (0.108 R)
• M19: 19,198,792 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434

Radius: 14.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.24 AU - 3.16 AU

Year: 2865 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 15,927,158 km

• M1: 185,651 km (0.083 R)
• M2: 733,478 km (0.109 R)
• M3: 1,211,444 km (0.073 R)
• M4: 2,118,904 km (0.11 R)
• M5: 2,646,087 km (0.075 R)
• M6: 3,327,954 km (0.032 R)
• M7: 3,952,376 km (0.105 R)
• M8: 4,936,131 km (0.073 R)
• M9: 5,976,136 km (0.068 R)
• M10: 7,654,474 km (0.037 R)
• M11: 8,684,306 km (0.113 R)
• M12: 9,250,085 km (0.082 R)
• M13: 10,199,134 km (0.086 R)
• M14: 11,446,331 km (0.049 R)
• M15: 11,924,446 km (0.078 R)
• M16: 13,439,125 km (0.11 R)
• M17: 14,984,471 km (0.108 R)
• M18: 17,002,247 km (0.092 R)
• M19: 17,730,938 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 12.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.11 AU - 3.39 AU

Year: 3783 Days

Day: 15 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,927,158 km

• M1: 159,172 km (0.092 R)
• M2: 699,220 km (0.067 R)
• M3: 1,236,875 km (0.042 R)
• M4: 2,324,452 km (0.081 R)
• M5: 3,266,619 km (0.118 R)
• M6: 4,233,919 km (0.079 R)
• M7: 5,051,023 km (0.045 R)
• M8: 5,474,534 km (0.101 R)
• M9: 6,192,155 km (0.098 R)
• M10: 6,917,555 km (0.12 R)
• M11: 9,044,837 km (0.04 R)
• M12: 9,979,524 km (0.099 R)
• M13: 11,349,841 km (0.086 R)
• M14: 11,963,043 km (0.09 R)
• M15: 12,557,694 km (0.052 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 18,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit