🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.45 AU - 0.57 AU

Year: 134 Days

Day: 16.4 Hours

Environment

Temp: 259 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,294,411 km

• M1: 309,967 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.29 AU - 1.61 AU

Year: 644 Days

Day: 30.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.88 AU - 3.18 AU

Year: 1946 Days

Day: 34.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.26 AU - 4.28 AU

Year: 2701 Days

Day: 17.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.1

Radius: 9

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.29 AU - 8.73 AU

Year: 8364 Days

Day: 7.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 47,294,411 km

• M1: 125,513 km (0.05 R)
• M2: 281,842 km (0.116 R)
• M3: 1,027,887 km (0.052 R)
• M4: 1,146,219 km (0.091 R)
• M5: 1,269,188 km (0.065 R)
• M6: 1,433,896 km (0.08 R)
• M7: 1,969,905 km (0.102 R)
• M8: 2,472,105 km (0.119 R)
• M9: 2,632,773 km (0.113 R)
• M10: 2,749,609 km (0.056 R)
• M11: 3,110,589 km (0.112 R)
• M12: 3,359,819 km (0.031 R)
• M13: 3,771,961 km (0.101 R)
• M14: 3,877,427 km (0.119 R)
• M15: 3,984,090 km (0.096 R)
• M16: 4,064,574 km (0.091 R)
• M17: 4,475,669 km (0.091 R)
• M18: 4,587,568 km (0.111 R)
• M19: 4,842,782 km (0.074 R)
• M20: 5,337,353 km (0.111 R)
• M21: 5,545,892 km (0.104 R)
• M22: 5,605,881 km (0.068 R)
• M23: 6,124,986 km (0.057 R)
• M24: 6,469,210 km (0.102 R)
• M25: 6,884,045 km (0.063 R)
• M26: 7,274,645 km (0.038 R)
• M27: 9,262,502 km (0.07 R)
• M28: 9,513,228 km (0.113 R)
• M29: 9,766,198 km (0.069 R)
• M30: 9,911,757 km (0.027 R)
• M31: 10,168,167 km (0.037 R)
• M32: 10,538,272 km (0.06 R)
• M33: 11,177,654 km (0.07 R)
• M34: 11,253,799 km (0.085 R)
• M35: 11,675,067 km (0.081 R)
• M36: 12,140,765 km (0.084 R)
• M37: 12,336,588 km (0.093 R)
• M38: 12,533,310 km (0.081 R)
• M39: 12,970,135 km (0.114 R)
• M40: 13,858,597 km (0.091 R)
• M41: 14,227,655 km (0.054 R)
• M42: 14,310,084 km (0.114 R)
• M43: 14,392,811 km (0.053 R)
• M44: 14,600,004 km (0.091 R)
• M45: 14,891,870 km (0.114 R)
• M46: 15,269,903 km (0.088 R)
• M47: 15,523,771 km (0.035 R)
• M48: 15,651,228 km (0.044 R)
• M49: 15,736,350 km (0.119 R)
• M50: 16,596,238 km (0.102 R)
• M51: 17,471,386 km (0.07 R)
• M52: 17,603,929 km (0.102 R)
• M53: 17,781,203 km (0.054 R)
• M54: 18,451,401 km (0.096 R)
• M55: 18,676,546 km (0.064 R)
• M56: 19,266,411 km (0.075 R)
• M57: 19,862,259 km (0.102 R)
• M58: 20,324,816 km (0.084 R)
• M59: 20,557,440 km (0.061 R)
• M60: 20,931,435 km (0.072 R)
• M61: 21,828,723 km (0.09 R)
• M62: 22,305,940 km (0.07 R)
• M63: 22,401,832 km (0.114 R)
• M64: 22,738,428 km (0.12 R)
• M65: 23,319,466 km (0.1 R)
• M66: 24,496,053 km (0.06 R)
• M67: 24,942,154 km (0.039 R)
• M68: 25,141,418 km (0.077 R)
• M69: 25,441,212 km (0.08 R)
• M70: 25,993,827 km (0.101 R)
• M71: 26,906,523 km (0.074 R)
• M72: 28,399,211 km (0.101 R)
• M73: 28,867,901 km (0.106 R)
• M74: 29,234,266 km (0.091 R)
• M75: 29,496,811 km (0.106 R)
• M76: 29,971,485 km (0.093 R)
• M77: 30,661,580 km (0.094 R)
• M78: 31,625,738 km (0.09 R)
• M79: 31,787,453 km (0.056 R)
• M80: 32,273,945 km (0.085 R)
• M81: 32,545,466 km (0.07 R)
• M82: 33,968,889 km (0.097 R)
• M83: 34,688,305 km (0.119 R)
• M84: 35,077,709 km (0.082 R)
• M85: 35,524,558 km (0.103 R)
• M86: 36,480,338 km (0.111 R)
• M87: 36,989,869 km (0.091 R)
• M88: 37,672,783 km (0.099 R)
• M89: 38,130,253 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.6

Radius: 15

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.14 AU - 9.18 AU

Year: 8600 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 47,294,411 km

• M1: 203,154 km (0.068 R)
• M2: 319,840 km (0.108 R)
• M3: 419,173 km (0.089 R)
• M4: 1,096,702 km (0.095 R)
• M5: 1,193,043 km (0.1 R)
• M6: 1,437,336 km (0.099 R)
• M7: 2,760,679 km (0.106 R)
• M8: 2,895,916 km (0.088 R)
• M9: 3,033,396 km (0.108 R)
• M10: 3,173,270 km (0.113 R)
• M11: 3,430,429 km (0.119 R)
• M12: 3,664,849 km (0.111 R)
• M13: 4,026,576 km (0.114 R)
• M14: 4,149,695 km (0.046 R)
• M15: 4,305,576 km (0.084 R)
• M16: 4,431,687 km (0.071 R)
• M17: 4,981,459 km (0.071 R)
• M18: 5,180,724 km (0.112 R)
• M19: 5,725,260 km (0.082 R)
• M20: 5,864,386 km (0.098 R)
• M21: 6,795,633 km (0.098 R)
• M22: 6,942,987 km (0.119 R)
• M23: 7,811,402 km (0.1 R)
• M24: 8,004,683 km (0.074 R)
• M25: 9,361,536 km (0.069 R)
• M26: 9,484,655 km (0.08 R)
• M27: 10,831,783 km (0.101 R)
• M28: 11,439,899 km (0.117 R)
• M29: 12,193,423 km (0.118 R)
• M30: 13,377,042 km (0.11 R)
• M31: 13,515,868 km (0.101 R)
• M32: 14,265,055 km (0.113 R)
• M33: 14,359,600 km (0.085 R)
• M34: 14,549,440 km (0.107 R)
• M35: 16,245,730 km (0.11 R)
• M36: 17,242,950 km (0.085 R)
• M37: 18,106,279 km (0.104 R)
• M38: 19,192,210 km (0.046 R)
• M39: 19,348,989 km (0.107 R)
• M40: 19,664,042 km (0.075 R)
• M41: 20,086,656 km (0.118 R)
• M42: 20,352,342 km (0.086 R)
• M43: 20,459,005 km (0.077 R)
• M44: 21,210,435 km (0.079 R)
• M45: 21,643,820 km (0.085 R)
• M46: 22,299,657 km (0.084 R)
• M47: 22,464,514 km (0.056 R)
• M48: 22,685,171 km (0.103 R)
• M49: 23,295,380 km (0.114 R)
• M50: 23,798,777 km (0.1 R)
• M51: 25,790,374 km (0.072 R)
• M52: 26,021,353 km (0.089 R)
• M53: 26,311,124 km (0.116 R)
• M54: 26,660,285 km (0.107 R)
• M55: 27,128,078 km (0.069 R)
• M56: 27,245,512 km (0.062 R)
• M57: 27,480,830 km (0.078 R)
• M58: 27,953,409 km (0.057 R)
• M59: 28,966,636 km (0.053 R)
• M60: 29,146,752 km (0.101 R)
• M61: 29,507,881 km (0.079 R)
• M62: 32,638,067 km (0.1 R)
• M63: 32,950,577 km (0.075 R)
• M64: 33,201,303 km (0.076 R)
• M65: 34,147,360 km (0.093 R)
• M66: 35,230,149 km (0.092 R)
• M67: 37,822,082 km (0.094 R)
• M68: 38,084,626 km (0.073 R)
• M69: 38,216,122 km (0.057 R)
• M70: 38,347,769 km (0.099 R)
• M71: 39,806,198 km (0.113 R)
• M72: 40,810,898 km (0.119 R)
• M73: 40,945,386 km (0.108 R)
• M74: 41,417,666 km (0.09 R)
• M75: 41,552,903 km (0.105 R)
• M76: 41,823,825 km (0.095 R)
• M77: 44,219,784 km (0.068 R)
• M78: 46,871,107 km (0.086 R)
• M79: 47,223,709 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 13,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit