🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.6

Radius: 8

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.72 AU - 0.74 AU

Year: 403 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,248,116 km

• M1: 99,483 km (0.088 R)
• M2: 353,350 km (0.099 R)
• M3: 635,941 km (0.047 R)
• M4: 1,086,230 km (0.106 R)
• M5: 1,751,791 km (0.112 R)
• M6: 2,464,176 km (0.112 R)
• M7: 2,897,412 km (0.095 R)
• M8: 3,155,767 km (0.101 R)
• M9: 3,641,960 km (0.098 R)
• M10: 4,449,340 km (0.11 R)
• M11: 4,918,778 km (0.078 R)
• M12: 5,437,583 km (0.111 R)
• M13: 5,867,827 km (0.101 R)
• M14: 6,118,553 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.4

Radius: 12.9

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.86 AU - 0.9 AU

Year: 533 Days

Day: 5.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,248,116 km

• M1: 160,519 km (0.085 R)
• M2: 611,257 km (0.083 R)
• M3: 1,016,966 km (0.096 R)
• M4: 1,450,501 km (0.083 R)
• M5: 2,090,780 km (0.099 R)
• M6: 2,692,313 km (0.11 R)
• M7: 3,181,348 km (0.107 R)
• M8: 4,099,281 km (0.055 R)
• M9: 4,563,782 km (0.075 R)
• M10: 5,186,259 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.2

Radius: 13.3

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.03 AU - 1.15 AU

Year: 735 Days

Day: 14.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,248,116 km

• M1: 170,990 km (0.056 R)
• M2: 683,064 km (0.106 R)
• M3: 1,181,225 km (0.094 R)
• M4: 1,655,300 km (0.052 R)
• M5: 2,207,915 km (0.072 R)
• M6: 2,673,613 km (0.032 R)
• M7: 3,469,773 km (0.089 R)
• M8: 3,909,441 km (0.047 R)
• M9: 4,402,516 km (0.054 R)
• M10: 5,077,501 km (0.1 R)
• M11: 5,628,321 km (0.087 R)
• M12: 6,445,424 km (0.117 R)
• M13: 7,249,513 km (0.114 R)
• M14: 7,901,610 km (0.052 R)
• M15: 8,541,889 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.5

Radius: 9.3

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2 AU - 2.32 AU

Year: 2050 Days

Day: 7.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,248,116 km

• M1: 670,348 km (0.118 R)
• M2: 1,071,570 km (0.111 R)
• M3: 1,407,566 km (0.12 R)
• M4: 2,624,246 km (0.063 R)
• M5: 3,245,675 km (0.115 R)
• M6: 4,366,463 km (0.097 R)
• M7: 5,889,369 km (0.058 R)
• M8: 6,976,198 km (0.066 R)
• M9: 7,398,512 km (0.118 R)
• M10: 8,849,462 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.3

Radius: 9.9

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.7 AU - 2.82 AU

Year: 2961 Days

Day: 12.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,248,116 km

• M1: 123,119 km (0.058 R)
• M2: 662,569 km (0.089 R)
• M3: 1,087,427 km (0.104 R)
• M4: 1,398,740 km (0.066 R)
• M5: 1,713,793 km (0.107 R)
• M6: 2,305,004 km (0.111 R)
• M7: 3,377,471 km (0.088 R)
• M8: 3,974,217 km (0.101 R)
• M9: 5,011,529 km (0.113 R)
• M10: 6,387,380 km (0.101 R)
• M11: 7,999,896 km (0.105 R)
• M12: 10,762,520 km (0.03 R)
• M13: 13,120,631 km (0.114 R)
• M14: 13,443,613 km (0.116 R)
• M15: 14,009,691 km (0.11 R)
• M16: 14,347,184 km (0.1 R)
• M17: 14,739,579 km (0.112 R)
• M18: 15,341,561 km (0.109 R)
• M19: 16,381,266 km (0.119 R)
• M20: 17,578,348 km (0.087 R)
• M21: 18,542,656 km (0.029 R)
• M22: 19,842,362 km (0.043 R)
• M23: 20,452,871 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 11.7

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.95 AU - 5.77 AU

Year: 8012 Days

Day: 7.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,248,116 km

• M1: 145,559 km (0.078 R)
• M2: 572,661 km (0.061 R)
• M3: 1,339,350 km (0.056 R)
• M4: 2,243,818 km (0.067 R)
• M5: 2,859,264 km (0.085 R)
• M6: 3,629,544 km (0.114 R)
• M7: 4,586,222 km (0.11 R)
• M8: 4,996,270 km (0.09 R)
• M9: 5,520,760 km (0.118 R)
• M10: 6,578,118 km (0.091 R)
• M11: 8,231,324 km (0.079 R)
• M12: 10,655,856 km (0.075 R)
• M13: 11,777,541 km (0.12 R)
• M14: 14,083,592 km (0.032 R)
• M15: 17,321,339 km (0.072 R)
• M16: 19,288,252 km (0.051 R)
• M17: 21,174,681 km (0.04 R)
• M18: 22,162,625 km (0.11 R)
• M19: 24,477,054 km (0.076 R)
• M20: 25,906,312 km (0.047 R)
• M21: 26,510,687 km (0.12 R)
• M22: 28,838,430 km (0.062 R)
• M23: 30,336,803 km (0.118 R)
• M24: 32,281,874 km (0.083 R)
• M25: 33,999,557 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 18,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit