🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.47 AU - 0.79 AU

Year: 176 Days

Day: 19.2 Hours

Environment

Temp: 218 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.4 AU - 3.8 AU

Year: 1918 Days

Day: 43 Hours

Environment

Temp: -90 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.91 AU - 5.81 AU

Year: 3766 Days

Day: 37.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.2

Radius: 14.5

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.94 AU - 9.38 AU

Year: 7451 Days

Day: 5.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 71,652,068 km

• M1: 235,018 km (0.073 R)
• M2: 343,477 km (0.094 R)
• M3: 727,644 km (0.093 R)
• M4: 955,781 km (0.099 R)
• M5: 1,057,208 km (0.1 R)
• M6: 1,288,038 km (0.098 R)
• M7: 1,587,682 km (0.035 R)
• M8: 1,746,256 km (0.113 R)
• M9: 2,176,200 km (0.074 R)
• M10: 2,495,143 km (0.105 R)
• M11: 2,598,066 km (0.115 R)
• M12: 2,850,887 km (0.064 R)
• M13: 2,980,588 km (0.087 R)
• M14: 3,156,365 km (0.078 R)
• M15: 3,268,115 km (0.064 R)
• M16: 3,404,100 km (0.111 R)
• M17: 3,495,653 km (0.053 R)
• M18: 3,658,117 km (0.105 R)
• M19: 3,942,652 km (0.084 R)
• M20: 4,136,381 km (0.082 R)
• M21: 4,483,149 km (0.11 R)
• M22: 4,916,983 km (0.095 R)
• M23: 5,552,774 km (0.063 R)
• M24: 6,130,670 km (0.092 R)
• M25: 6,299,267 km (0.07 R)
• M26: 6,412,513 km (0.094 R)
• M27: 6,612,525 km (0.116 R)
• M28: 6,756,588 km (0.119 R)
• M29: 7,048,004 km (0.065 R)
• M30: 7,433,069 km (0.066 R)
• M31: 7,947,088 km (0.068 R)
• M32: 8,597,988 km (0.032 R)
• M33: 9,590,121 km (0.096 R)
• M34: 10,652,416 km (0.061 R)
• M35: 12,959,215 km (0.087 R)
• M36: 13,176,431 km (0.119 R)
• M37: 13,321,840 km (0.105 R)
• M38: 13,798,459 km (0.054 R)
• M39: 14,957,244 km (0.041 R)
• M40: 15,109,086 km (0.117 R)
• M41: 15,223,379 km (0.08 R)
• M42: 16,186,190 km (0.117 R)
• M43: 16,420,161 km (0.091 R)
• M44: 19,109,183 km (0.092 R)
• M45: 19,398,057 km (0.114 R)
• M46: 19,605,100 km (0.1 R)
• M47: 19,979,843 km (0.117 R)
• M48: 22,234,582 km (0.088 R)
• M49: 22,364,582 km (0.116 R)
• M50: 23,502,125 km (0.067 R)
• M51: 24,300,678 km (0.118 R)
• M52: 24,793,005 km (0.118 R)
• M53: 24,972,821 km (0.116 R)
• M54: 25,108,058 km (0.107 R)
• M55: 25,424,457 km (0.109 R)
• M56: 26,152,700 km (0.116 R)
• M57: 26,657,293 km (0.105 R)
• M58: 26,933,900 km (0.119 R)
• M59: 27,583,005 km (0.085 R)
• M60: 27,862,753 km (0.094 R)
• M61: 28,143,399 km (0.11 R)
• M62: 29,038,592 km (0.081 R)
• M63: 29,847,468 km (0.029 R)
• M64: 30,086,825 km (0.115 R)
• M65: 30,760,314 km (0.107 R)
• M66: 30,953,595 km (0.078 R)
• M67: 31,195,794 km (0.095 R)
• M68: 32,367,444 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.6

Radius: 11.5

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 9.81 AU - 15.25 AU

Year: 15589 Days

Day: 8.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 71,652,068 km

• M1: 392,395 km (0.087 R)
• M2: 552,315 km (0.079 R)
• M3: 803,041 km (0.079 R)
• M4: 1,040,304 km (0.115 R)
• M5: 1,167,761 km (0.104 R)
• M6: 1,822,102 km (0.117 R)
• M7: 2,336,868 km (0.064 R)
• M8: 3,265,422 km (0.08 R)
• M9: 3,341,268 km (0.099 R)
• M10: 3,456,160 km (0.083 R)
• M11: 3,611,442 km (0.106 R)
• M12: 3,969,430 km (0.069 R)
• M13: 4,297,348 km (0.114 R)
• M14: 4,848,916 km (0.09 R)
• M15: 5,333,164 km (0.099 R)
• M16: 5,422,923 km (0.048 R)
• M17: 6,018,622 km (0.056 R)
• M18: 6,731,755 km (0.095 R)
• M19: 6,877,762 km (0.118 R)
• M20: 7,421,550 km (0.108 R)
• M21: 7,572,345 km (0.071 R)
• M22: 7,979,401 km (0.12 R)
• M23: 8,341,428 km (0.038 R)
• M24: 8,603,374 km (0.07 R)
• M25: 10,175,498 km (0.109 R)
• M26: 10,794,683 km (0.08 R)
• M27: 12,425,898 km (0.049 R)
• M28: 12,545,277 km (0.098 R)
• M29: 12,905,958 km (0.072 R)
• M30: 14,633,664 km (0.049 R)
• M31: 14,886,484 km (0.104 R)
• M32: 15,332,286 km (0.074 R)
• M33: 15,653,323 km (0.09 R)
• M34: 15,782,426 km (0.06 R)
• M35: 16,171,829 km (0.112 R)
• M36: 16,960,060 km (0.115 R)
• M37: 17,358,888 km (0.054 R)
• M38: 18,779,021 km (0.092 R)
• M39: 20,306,415 km (0.118 R)
• M40: 20,517,797 km (0.116 R)
• M41: 20,800,836 km (0.051 R)
• M42: 21,085,072 km (0.035 R)
• M43: 21,442,162 km (0.086 R)
• M44: 21,585,626 km (0.066 R)
• M45: 23,701,090 km (0.115 R)
• M46: 25,501,201 km (0.063 R)
• M47: 26,417,638 km (0.065 R)
• M48: 26,802,703 km (0.047 R)
• M49: 28,597,877 km (0.039 R)
• M50: 28,834,990 km (0.107 R)
• M51: 29,151,987 km (0.04 R)
• M52: 29,709,539 km (0.067 R)
• M53: 30,754,480 km (0.118 R)
• M54: 34,211,687 km (0.119 R)
• M55: 35,476,088 km (0.092 R)
• M56: 40,684,188 km (0.032 R)
• M57: 40,773,049 km (0.066 R)
• M58: 41,485,883 km (0.094 R)
• M59: 41,754,262 km (0.041 R)
• M60: 42,292,664 km (0.066 R)
• M61: 42,382,573 km (0.099 R)
• M62: 42,562,689 km (0.072 R)
• M63: 42,652,896 km (0.12 R)
• M64: 43,104,682 km (0.103 R)
• M65: 43,195,188 km (0.098 R)
• M66: 43,739,725 km (0.112 R)
• M67: 43,921,785 km (0.096 R)
• M68: 44,469,463 km (0.068 R)
• M69: 46,682,464 km (0.087 R)
• M70: 48,648,031 km (0.073 R)
• M71: 48,931,070 km (0.042 R)
• M72: 49,120,012 km (0.105 R)
• M73: 50,354,344 km (0.067 R)
• M74: 50,640,674 km (0.056 R)
• M75: 52,466,367 km (0.1 R)
• M76: 53,630,388 km (0.11 R)
• M77: 55,392,651 km (0.047 R)
• M78: 55,491,086 km (0.114 R)
• M79: 57,074,280 km (0.105 R)
• M80: 58,371,593 km (0.045 R)
• M81: 58,672,285 km (0.078 R)
• M82: 59,577,651 km (0.106 R)
• M83: 62,116,626 km (0.107 R)
• M84: 63,553,813 km (0.067 R)
• M85: 63,656,886 km (0.101 R)
• M86: 64,380,042 km (0.073 R)
• M87: 66,984,840 km (0.119 R)
• M88: 67,509,779 km (0.1 R)
• M89: 67,720,263 km (0.095 R)
• M90: 68,352,763 km (0.099 R)
• M91: 69,623,747 km (0.079 R)
• M92: 71,437,621 km (0.109 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 17,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit