🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.51 AU - 0.67 AU

Year: 159 Days

Day: 30.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,397,124 km

• M1: 320,588 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.83 AU - 0.91 AU

Year: 284 Days

Day: 25.5 Hours

Environment

Temp: 118 °C

Axial Tilt: 137.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,397,124 km

• M1: 44,730 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.99 AU - 1.07 AU

Year: 366 Days

Day: 47.3 Hours

Environment

Temp: 97 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.27 AU - 1.33 AU

Year: 519 Days

Day: 36.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.39 AU - 3.89 AU

Year: 2430 Days

Day: 21.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,397,124 km

• M1: 32,762 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.85 AU - 4.69 AU

Year: 2561 Days

Day: 20.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,397,124 km

• M1: 1,298,510 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.7

Radius: 10.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.26 AU - 6.94 AU

Year: 4636 Days

Day: 9.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 66,397,124 km

• M1: 147,952 km (0.11 R)
• M2: 299,345 km (0.077 R)
• M3: 417,079 km (0.067 R)
• M4: 492,177 km (0.119 R)
• M5: 791,672 km (0.108 R)
• M6: 1,258,567 km (0.107 R)
• M7: 1,414,149 km (0.092 R)
• M8: 1,831,228 km (0.091 R)
• M9: 1,934,001 km (0.073 R)
• M10: 2,161,091 km (0.029 R)
• M11: 2,461,184 km (0.098 R)
• M12: 2,741,231 km (0.071 R)
• M13: 3,119,116 km (0.113 R)
• M14: 4,096,438 km (0.104 R)
• M15: 4,173,930 km (0.091 R)
• M16: 5,162,024 km (0.071 R)
• M17: 5,330,023 km (0.117 R)
• M18: 5,414,695 km (0.092 R)
• M19: 5,585,536 km (0.108 R)
• M20: 5,758,022 km (0.038 R)
• M21: 6,152,960 km (0.073 R)
• M22: 6,693,009 km (0.114 R)
• M23: 6,968,867 km (0.108 R)
• M24: 7,248,466 km (0.054 R)
• M25: 8,158,021 km (0.116 R)
• M26: 8,354,143 km (0.07 R)
• M27: 8,428,045 km (0.107 R)
• M28: 8,626,262 km (0.052 R)
• M29: 8,800,992 km (0.082 R)
• M30: 8,951,787 km (0.052 R)
• M31: 9,486,001 km (0.065 R)
• M32: 9,744,207 km (0.046 R)
• M33: 10,161,884 km (0.11 R)
• M34: 10,612,323 km (0.101 R)
• M35: 10,745,914 km (0.086 R)
• M36: 11,286,411 km (0.041 R)
• M37: 11,505,123 km (0.064 R)
• M38: 12,197,462 km (0.053 R)
• M39: 13,390,954 km (0.102 R)
• M40: 14,295,573 km (0.085 R)
• M41: 14,621,397 km (0.112 R)
• M42: 14,770,247 km (0.051 R)
• M43: 15,189,869 km (0.098 R)
• M44: 16,040,781 km (0.095 R)
• M45: 16,379,321 km (0.07 R)
• M46: 16,720,255 km (0.09 R)
• M47: 16,875,986 km (0.112 R)
• M48: 18,203,069 km (0.069 R)
• M49: 18,782,162 km (0.116 R)
• M50: 19,629,185 km (0.101 R)
• M51: 19,892,328 km (0.086 R)
• M52: 20,057,335 km (0.091 R)
• M53: 21,428,100 km (0.075 R)
• M54: 22,863,192 km (0.109 R)
• M55: 23,001,570 km (0.076 R)
• M56: 23,140,098 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.9

Radius: 7.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 10.67 AU - 16.75 AU

Year: 17760 Days

Day: 21 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 66,397,124 km

• M1: 106,962 km (0.086 R)
• M2: 176,825 km (0.103 R)
• M3: 340,186 km (0.097 R)
• M4: 533,017 km (0.068 R)
• M5: 712,385 km (0.113 R)
• M6: 1,085,632 km (0.102 R)
• M7: 1,737,878 km (0.07 R)
• M8: 1,870,871 km (0.083 R)
• M9: 1,955,843 km (0.086 R)
• M10: 2,272,092 km (0.084 R)
• M11: 2,344,498 km (0.085 R)
• M12: 3,232,960 km (0.07 R)
• M13: 4,304,380 km (0.09 R)
• M14: 4,854,750 km (0.064 R)
• M15: 5,258,066 km (0.113 R)
• M16: 5,451,496 km (0.078 R)
• M17: 5,500,265 km (0.119 R)
• M18: 5,721,520 km (0.115 R)
• M19: 6,021,015 km (0.105 R)
• M20: 6,583,353 km (0.093 R)
• M21: 6,923,539 km (0.111 R)
• M22: 7,162,447 km (0.095 R)
• M23: 7,757,846 km (0.114 R)
• M24: 8,340,829 km (0.094 R)
• M25: 11,398,909 km (0.07 R)
• M26: 11,523,973 km (0.104 R)
• M27: 11,649,635 km (0.054 R)
• M28: 12,962,805 km (0.056 R)
• M29: 13,421,771 km (0.096 R)
• M30: 14,967,417 km (0.068 R)
• M31: 15,035,932 km (0.08 R)
• M32: 15,345,301 km (0.042 R)
• M33: 15,483,529 km (0.118 R)
• M34: 16,215,811 km (0.068 R)
• M35: 16,391,887 km (0.042 R)
• M36: 17,461,363 km (0.09 R)
• M37: 17,750,386 km (0.073 R)
• M38: 18,811,184 km (0.049 R)
• M39: 20,232,214 km (0.108 R)
• M40: 20,573,746 km (0.09 R)
• M41: 21,455,476 km (0.078 R)
• M42: 22,153,949 km (0.11 R)
• M43: 22,232,039 km (0.07 R)
• M44: 22,466,758 km (0.08 R)
• M45: 22,663,180 km (0.086 R)
• M46: 23,932,817 km (0.119 R)
• M47: 25,347,714 km (0.08 R)
• M48: 25,880,132 km (0.078 R)
• M49: 26,914,452 km (0.069 R)
• M50: 28,131,132 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.1

Radius: 6

Gravity: 12.39 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 14.6 AU - 15.28 AU

Year: 20202 Days

Day: 20.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 66,397,124 km

• M1: 113,395 km (0.11 R)
• M2: 184,454 km (0.116 R)
• M3: 419,173 km (0.05 R)
• M4: 666,010 km (0.104 R)
• M5: 1,519,466 km (0.106 R)
• M6: 1,603,540 km (0.096 R)
• M7: 1,747,303 km (0.12 R)
• M8: 2,494,245 km (0.099 R)
• M9: 3,076,331 km (0.111 R)
• M10: 3,474,560 km (0.103 R)
• M11: 3,812,651 km (0.084 R)
• M12: 3,966,139 km (0.101 R)
• M13: 4,239,903 km (0.09 R)
• M14: 5,480,817 km (0.057 R)
• M15: 5,741,716 km (0.049 R)
• M16: 6,457,093 km (0.11 R)
• M17: 6,778,878 km (0.095 R)
• M18: 8,265,582 km (0.107 R)
• M19: 8,364,915 km (0.094 R)
• M20: 8,867,264 km (0.098 R)
• M21: 8,918,127 km (0.099 R)
• M22: 9,795,968 km (0.085 R)
• M23: 10,863,648 km (0.113 R)
• M24: 11,466,527 km (0.116 R)
• M25: 11,577,379 km (0.086 R)
• M26: 13,455,880 km (0.036 R)
• M27: 14,102,890 km (0.108 R)
• M28: 14,459,981 km (0.109 R)
• M29: 14,820,063 km (0.076 R)
• M30: 15,610,538 km (0.064 R)
• M31: 17,232,029 km (0.088 R)
• M32: 17,613,653 km (0.098 R)
• M33: 18,256,176 km (0.109 R)
• M34: 19,497,689 km (0.088 R)
• M35: 20,901,515 km (0.09 R)
• M36: 21,036,901 km (0.107 R)
• M37: 22,061,497 km (0.057 R)
• M38: 22,130,462 km (0.052 R)
• M39: 22,406,619 km (0.083 R)
• M40: 23,452,907 km (0.088 R)
• M41: 23,523,218 km (0.064 R)
• M42: 23,663,990 km (0.065 R)
• M43: 24,443,544 km (0.12 R)
• M44: 25,159,519 km (0.087 R)
• M45: 25,303,582 km (0.119 R)
• M46: 25,664,861 km (0.049 R)
• M47: 26,100,640 km (0.076 R)
• M48: 26,173,494 km (0.057 R)
• M49: 26,758,870 km (0.108 R)
• M50: 27,422,636 km (0.107 R)
• M51: 28,017,138 km (0.049 R)
• M52: 29,218,858 km (0.066 R)
• M53: 29,521,943 km (0.112 R)
• M54: 30,054,811 km (0.104 R)
• M55: 30,437,332 km (0.116 R)
• M56: 35,959,588 km (0.066 R)
• M57: 36,773,251 km (0.083 R)
• M58: 38,584,732 km (0.104 R)
• M59: 38,667,758 km (0.115 R)
• M60: 39,920,341 km (0.101 R)
• M61: 40,931,773 km (0.092 R)
• M62: 41,696,068 km (0.11 R)
• M63: 42,894,197 km (0.105 R)
• M64: 45,149,086 km (0.117 R)
• M65: 46,202,704 km (0.117 R)
• M66: 46,290,817 km (0.085 R)
• M67: 47,442,122 km (0.069 R)
• M68: 47,620,144 km (0.079 R)
• M69: 47,887,475 km (0.11 R)
• M70: 47,976,785 km (0.117 R)
• M71: 48,066,095 km (0.083 R)
• M72: 48,602,852 km (0.089 R)
• M73: 50,952,287 km (0.101 R)
• M74: 51,043,392 km (0.098 R)
• M75: 51,682,624 km (0.083 R)
• M76: 52,232,545 km (0.072 R)
• M77: 52,600,257 km (0.118 R)
• M78: 54,172,680 km (0.115 R)
• M79: 54,918,126 km (0.103 R)
• M80: 55,011,475 km (0.025 R)
• M81: 55,666,714 km (0.1 R)
• M82: 55,760,662 km (0.12 R)
• M83: 56,985,120 km (0.048 R)
• M84: 57,174,361 km (0.098 R)
• M85: 57,268,907 km (0.088 R)
• M86: 57,838,127 km (0.115 R)
• M87: 58,504,436 km (0.103 R)
• M88: 59,652,600 km (0.102 R)
• M89: 60,422,131 km (0.028 R)
• M90: 61,098,164 km (0.112 R)
• M91: 61,291,744 km (0.103 R)
• M92: 61,776,740 km (0.12 R)
• M93: 62,068,306 km (0.114 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 11,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit