🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.3

Radius: 8.9

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.62 AU - 0.7 AU

Year: 364 Days

Day: 13 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,886,034 km

• M1: 110,702 km (0.119 R)
• M2: 582,684 km (0.04 R)
• M3: 968,048 km (0.11 R)
• M4: 1,434,644 km (0.042 R)
• M5: 1,724,415 km (0.12 R)
• M6: 2,132,368 km (0.092 R)
• M7: 2,424,682 km (0.092 R)
• M8: 2,782,221 km (0.119 R)
• M9: 3,270,509 km (0.101 R)
• M10: 3,803,077 km (0.099 R)
• M11: 4,134,436 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949

Radius: 8.2

Gravity: 14.11 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.71 AU - 1.01 AU

Year: 541 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,886,034 km

• M1: 103,223 km (0.119 R)
• M2: 380,427 km (0.114 R)
• M3: 874,998 km (0.073 R)
• M4: 1,231,041 km (0.114 R)
• M5: 1,528,142 km (0.063 R)
• M6: 2,134,911 km (0.09 R)
• M7: 2,410,770 km (0.092 R)
• M8: 2,869,886 km (0.098 R)
• M9: 3,805,770 km (0.095 R)
• M10: 4,999,411 km (0.082 R)
• M11: 5,526,295 km (0.077 R)
• M12: 5,784,501 km (0.09 R)
• M13: 6,325,297 km (0.085 R)
• M14: 7,026,911 km (0.1 R)
• M15: 7,352,436 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.7

Radius: 10

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.3 AU - 2.1 AU

Year: 1503 Days

Day: 14.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,886,034 km

• M1: 124,465 km (0.098 R)
• M2: 436,676 km (0.041 R)
• M3: 767,736 km (0.074 R)
• M4: 1,443,470 km (0.106 R)
• M5: 1,816,118 km (0.113 R)
• M6: 2,338,664 km (0.083 R)
• M7: 3,017,987 km (0.084 R)
• M8: 3,452,868 km (0.105 R)
• M9: 3,858,727 km (0.116 R)
• M10: 5,206,006 km (0.088 R)
• M11: 6,511,696 km (0.1 R)
• M12: 6,922,043 km (0.054 R)
• M13: 7,625,602 km (0.119 R)
• M14: 8,257,653 km (0.119 R)
• M15: 8,800,394 km (0.099 R)
• M16: 9,334,608 km (0.073 R)
• M17: 11,032,095 km (0.108 R)
• M18: 12,846,568 km (0.099 R)
• M19: 13,534,419 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.7

Radius: 13.8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.04 AU - 2.6 AU

Year: 2397 Days

Day: 12.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,886,034 km

• M1: 171,589 km (0.106 R)
• M2: 822,639 km (0.11 R)
• M3: 1,337,405 km (0.09 R)
• M4: 1,828,984 km (0.037 R)
• M5: 2,344,947 km (0.115 R)
• M6: 3,044,167 km (0.077 R)
• M7: 3,760,591 km (0.103 R)
• M8: 4,360,479 km (0.06 R)
• M9: 4,983,105 km (0.096 R)
• M10: 6,358,957 km (0.117 R)
• M11: 8,550,416 km (0.117 R)
• M12: 10,615,615 km (0.089 R)
• M13: 11,966,932 km (0.102 R)
• M14: 12,569,063 km (0.047 R)
• M15: 13,152,046 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.4

Radius: 10.5

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.4 AU - 2.76 AU

Year: 2811 Days

Day: 5.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,886,034 km

• M1: 130,599 km (0.063 R)
• M2: 507,885 km (0.109 R)
• M3: 1,064,688 km (0.086 R)
• M4: 1,689,858 km (0.076 R)
• M5: 2,146,430 km (0.086 R)
• M6: 3,079,921 km (0.081 R)
• M7: 4,221,502 km (0.102 R)
• M8: 5,192,392 km (0.039 R)
• M9: 6,165,377 km (0.083 R)
• M10: 6,592,778 km (0.06 R)
• M11: 7,193,563 km (0.076 R)
• M12: 8,539,196 km (0.094 R)
• M13: 11,895,424 km (0.097 R)
• M14: 13,294,912 km (0.07 R)
• M15: 17,920,179 km (0.09 R)
• M16: 18,852,174 km (0.07 R)
• M17: 20,000,637 km (0.091 R)
• M18: 20,623,413 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.6

Radius: 12.5

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.01 AU - 4.81 AU

Year: 5244 Days

Day: 12.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,886,034 km

• M1: 155,432 km (0.092 R)
• M2: 711,338 km (0.055 R)
• M3: 2,024,807 km (0.112 R)
• M4: 2,877,964 km (0.107 R)
• M5: 3,319,577 km (0.089 R)
• M6: 4,294,805 km (0.095 R)
• M7: 4,799,698 km (0.116 R)
• M8: 5,506,997 km (0.096 R)
• M9: 6,434,055 km (0.114 R)
• M10: 7,032,147 km (0.111 R)
• M11: 8,597,539 km (0.05 R)
• M12: 9,363,331 km (0.054 R)
• M13: 10,426,373 km (0.116 R)
• M14: 11,208,321 km (0.045 R)
• M15: 13,739,068 km (0.113 R)
• M16: 14,256,228 km (0.064 R)
• M17: 18,496,131 km (0.065 R)
• M18: 19,319,069 km (0.058 R)
• M19: 20,699,857 km (0.08 R)
• M20: 22,499,520 km (0.108 R)
• M21: 23,804,911 km (0.109 R)
• M22: 26,725,959 km (0.041 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit