🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.1

Radius: 8.3

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.27 AU - 1.61 AU

Year: 1099 Days

Day: 7.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,190,210 km

• M1: 103,223 km (0.093 R)
• M2: 446,101 km (0.098 R)
• M3: 968,646 km (0.08 R)
• M4: 1,256,622 km (0.084 R)
• M5: 2,487,813 km (0.116 R)
• M6: 2,766,663 km (0.116 R)
• M7: 3,080,519 km (0.119 R)
• M8: 4,713,231 km (0.049 R)
• M9: 5,243,854 km (0.085 R)
• M10: 5,640,737 km (0.1 R)
• M11: 6,447,818 km (0.082 R)
• M12: 6,781,571 km (0.039 R)
• M13: 7,329,548 km (0.048 R)
• M14: 8,713,328 km (0.084 R)
• M15: 9,300,948 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 12.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.59 AU - 2.21 AU

Year: 1665 Days

Day: 6.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,190,210 km

• M1: 156,479 km (0.115 R)
• M2: 602,431 km (0.115 R)
• M3: 1,055,862 km (0.092 R)
• M4: 1,512,285 km (0.06 R)
• M5: 2,677,353 km (0.087 R)
• M6: 3,518,093 km (0.094 R)
• M7: 4,652,793 km (0.11 R)
• M8: 5,495,328 km (0.049 R)
• M9: 6,781,571 km (0.106 R)
• M10: 7,533,300 km (0.11 R)
• M11: 8,232,520 km (0.039 R)
• M12: 10,063,748 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.2

Radius: 13.2

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.44 AU - 3.04 AU

Year: 2884 Days

Day: 13.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,190,210 km

• M1: 164,258 km (0.077 R)
• M2: 616,642 km (0.025 R)
• M3: 1,038,209 km (0.118 R)
• M4: 1,485,956 km (0.035 R)
• M5: 2,078,064 km (0.071 R)
• M6: 3,105,652 km (0.106 R)
• M7: 3,553,398 km (0.105 R)
• M8: 4,023,734 km (0.087 R)
• M9: 4,693,334 km (0.026 R)
• M10: 5,286,490 km (0.119 R)
• M11: 6,063,950 km (0.092 R)
• M12: 6,480,580 km (0.113 R)
• M13: 7,005,967 km (0.096 R)
• M14: 7,622,909 km (0.094 R)
• M15: 8,930,394 km (0.039 R)
• M16: 9,768,891 km (0.107 R)
• M17: 11,062,613 km (0.106 R)
• M18: 13,988,747 km (0.098 R)
• M19: 16,524,132 km (0.036 R)
• M20: 18,242,114 km (0.055 R)
• M21: 20,137,220 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 9.6

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.83 AU - 3.13 AU

Year: 3271 Days

Day: 11.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,190,210 km

• M1: 119,678 km (0.058 R)
• M2: 518,805 km (0.082 R)
• M3: 979,417 km (0.088 R)
• M4: 1,294,770 km (0.104 R)
• M5: 2,252,495 km (0.12 R)
• M6: 2,814,684 km (0.074 R)
• M7: 3,165,790 km (0.069 R)
• M8: 3,565,964 km (0.101 R)
• M9: 3,872,341 km (0.04 R)
• M10: 4,399,374 km (0.096 R)
• M11: 4,923,864 km (0.117 R)
• M12: 7,094,081 km (0.119 R)
• M13: 8,336,192 km (0.096 R)
• M14: 8,878,933 km (0.112 R)
• M15: 9,639,040 km (0.042 R)
• M16: 10,359,802 km (0.075 R)
• M17: 10,691,461 km (0.06 R)
• M18: 11,288,955 km (0.078 R)
• M19: 13,071,114 km (0.045 R)
• M20: 13,853,810 km (0.103 R)
• M21: 14,155,399 km (0.09 R)
• M22: 14,875,863 km (0.094 R)
• M23: 15,245,220 km (0.069 R)
• M24: 17,708,648 km (0.045 R)

Asteroid Belt

Center: 3.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.5

Radius: 8.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.16 AU - 5.16 AU

Year: 5395 Days

Day: 14.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,190,210 km

• M1: 109,954 km (0.101 R)
• M2: 626,516 km (0.087 R)
• M3: 1,839,455 km (0.1 R)
• M4: 2,645,638 km (0.042 R)
• M5: 3,312,695 km (0.075 R)
• M6: 4,536,555 km (0.109 R)
• M7: 8,976,022 km (0.083 R)
• M8: 9,365,724 km (0.065 R)
• M9: 9,642,181 km (0.103 R)
• M10: 10,373,565 km (0.085 R)
• M11: 11,209,967 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 12.8

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.99 AU - 5.15 AU

Year: 6212 Days

Day: 8.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,190,210 km

• M1: 161,117 km (0.106 R)
• M2: 1,485,956 km (0.056 R)
• M3: 2,009,847 km (0.078 R)
• M4: 2,455,499 km (0.109 R)
• M5: 3,596,782 km (0.119 R)
• M6: 5,707,907 km (0.098 R)
• M7: 6,614,320 km (0.037 R)
• M8: 7,849,699 km (0.084 R)
• M9: 10,053,725 km (0.087 R)
• M10: 11,323,661 km (0.07 R)
• M11: 14,963,976 km (0.082 R)
• M12: 17,149,152 km (0.104 R)
• M13: 18,318,110 km (0.078 R)
• M14: 20,057,933 km (0.042 R)
• M15: 21,747,192 km (0.105 R)
• M16: 30,635,550 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.8

Radius: 6.6

Gravity: 22.47 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.43 AU - 10.59 AU

Year: 15784 Days

Day: 16.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,190,210 km

• M1: 83,625 km (0.05 R)
• M2: 375,939 km (0.04 R)
• M3: 615,894 km (0.103 R)
• M4: 959,970 km (0.078 R)
• M5: 1,602,492 km (0.045 R)
• M6: 2,197,443 km (0.066 R)
• M7: 3,163,097 km (0.087 R)
• M8: 3,464,687 km (0.09 R)
• M9: 3,785,275 km (0.094 R)
• M10: 4,452,182 km (0.103 R)
• M11: 5,047,432 km (0.051 R)
• M12: 5,537,365 km (0.107 R)
• M13: 5,935,296 km (0.062 R)
• M14: 6,524,412 km (0.116 R)
• M15: 7,151,825 km (0.112 R)
• M16: 7,769,665 km (0.06 R)
• M17: 8,217,860 km (0.106 R)
• M18: 9,441,720 km (0.067 R)
• M19: 12,715,819 km (0.117 R)
• M20: 13,550,126 km (0.04 R)
• M21: 17,421,570 km (0.077 R)
• M22: 18,102,689 km (0.056 R)
• M23: 20,815,048 km (0.119 R)
• M24: 22,566,240 km (0.06 R)
• M25: 23,273,090 km (0.115 R)
• M26: 28,639,465 km (0.061 R)
• M27: 30,555,963 km (0.057 R)
• M28: 33,198,909 km (0.091 R)
• M29: 33,849,959 km (0.068 R)
• M30: 36,816,036 km (0.112 R)
• M31: 37,653,934 km (0.031 R)
• M32: 40,097,316 km (0.042 R)
• M33: 41,282,879 km (0.089 R)
• M34: 47,892,711 km (0.088 R)
• M35: 48,556,776 km (0.119 R)
• M36: 55,720,868 km (0.106 R)
• M37: 59,267,385 km (0.086 R)
• M38: 66,188,680 km (0.089 R)
• M39: 68,890,867 km (0.05 R)
• M40: 73,190,160 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 19,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit