🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.61 AU

Year: 134 Days

Day: 26 Hours

Environment

Temp: 254 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,016,633 km

• M1: 56,698 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.86 AU - 1.88 AU

Year: 891 Days

Day: 20.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,016,633 km

• M1: 690,993 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.77 AU - 2.27 AU

Year: 1000 Days

Day: 16.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 134.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.77 AU - 2.49 AU

Year: 1083 Days

Day: 45.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,016,633 km

• M1: 44,131 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.81 AU - 2.49 AU

Year: 1098 Days

Day: 24.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,016,633 km

• M1: 829,520 km (0.082 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.89 AU - 3.11 AU

Year: 1377 Days

Day: 31.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.02 AU - 3.42 AU

Year: 2012 Days

Day: 18.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.7

Radius: 13.2

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 9.04 AU - 14.76 AU

Year: 14296 Days

Day: 5.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 74,016,633 km

• M1: 318,045 km (0.036 R)
• M2: 431,291 km (0.115 R)
• M3: 673,938 km (0.11 R)
• M4: 1,008,589 km (0.076 R)
• M5: 1,421,030 km (0.078 R)
• M6: 3,940,558 km (0.101 R)
• M7: 4,090,604 km (0.098 R)
• M8: 4,280,893 km (0.08 R)
• M9: 4,552,263 km (0.108 R)
• M10: 5,317,307 km (0.079 R)
• M11: 5,400,184 km (0.104 R)
• M12: 5,906,722 km (0.078 R)
• M13: 6,472,801 km (0.056 R)
• M14: 6,695,103 km (0.05 R)
• M15: 7,609,894 km (0.061 R)
• M16: 8,225,639 km (0.117 R)
• M17: 8,661,418 km (0.098 R)
• M18: 9,707,256 km (0.108 R)
• M19: 10,219,330 km (0.096 R)
• M20: 10,478,732 km (0.08 R)
• M21: 11,484,180 km (0.076 R)
• M22: 12,244,735 km (0.075 R)
• M23: 12,464,943 km (0.095 R)
• M24: 12,909,548 km (0.05 R)
• M25: 13,643,176 km (0.109 R)
• M26: 13,814,316 km (0.097 R)
• M27: 14,390,268 km (0.029 R)
• M28: 15,506,118 km (0.113 R)
• M29: 15,804,417 km (0.12 R)
• M30: 16,225,235 km (0.047 R)
• M31: 16,710,681 km (0.09 R)
• M32: 17,077,943 km (0.092 R)
• M33: 17,262,547 km (0.115 R)
• M34: 18,007,694 km (0.08 R)
• M35: 18,636,604 km (0.105 R)
• M36: 19,722,534 km (0.056 R)
• M37: 20,045,815 km (0.081 R)
• M38: 21,488,986 km (0.094 R)
• M39: 21,621,829 km (0.107 R)
• M40: 21,754,971 km (0.11 R)
• M41: 21,955,133 km (0.113 R)
• M42: 22,492,040 km (0.117 R)
• M43: 22,762,214 km (0.086 R)
• M44: 23,853,380 km (0.042 R)
• M45: 23,991,011 km (0.096 R)
• M46: 25,451,535 km (0.061 R)
• M47: 26,726,408 km (0.081 R)
• M48: 29,190,733 km (0.094 R)
• M49: 30,152,199 km (0.093 R)
• M50: 30,748,945 km (0.067 R)
• M51: 30,973,641 km (0.051 R)
• M52: 31,500,375 km (0.091 R)
• M53: 32,257,938 km (0.12 R)
• M54: 32,791,704 km (0.05 R)
• M55: 33,636,483 km (0.071 R)
• M56: 34,721,965 km (0.096 R)
• M57: 34,956,086 km (0.033 R)
• M58: 36,530,304 km (0.097 R)
• M59: 37,086,659 km (0.077 R)
• M60: 38,449,645 km (0.048 R)
• M61: 38,772,776 km (0.041 R)
• M62: 39,259,119 km (0.097 R)
• M63: 40,074,128 km (0.051 R)
• M64: 40,730,115 km (0.085 R)
• M65: 41,886,805 km (0.066 R)
• M66: 42,469,190 km (0.077 R)
• M67: 46,276,456 km (0.108 R)
• M68: 46,448,194 km (0.063 R)
• M69: 48,177,246 km (0.086 R)
• M70: 48,351,378 km (0.1 R)
• M71: 49,400,059 km (0.097 R)
• M72: 49,839,279 km (0.08 R)
• M73: 50,015,355 km (0.081 R)
• M74: 50,544,782 km (0.103 R)
• M75: 50,633,195 km (0.09 R)
• M76: 51,253,577 km (0.103 R)
• M77: 54,030,861 km (0.107 R)
• M78: 54,121,218 km (0.114 R)
• M79: 55,028,081 km (0.059 R)
• M80: 56,306,095 km (0.053 R)
• M81: 56,489,502 km (0.073 R)
• M82: 57,593,834 km (0.065 R)
• M83: 58,798,396 km (0.106 R)
• M84: 60,385,928 km (0.113 R)
• M85: 60,761,569 km (0.045 R)
• M86: 63,221,855 km (0.103 R)
• M87: 63,317,149 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.6

Radius: 12.6

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 12.3 AU - 13.82 AU

Year: 16436 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 74,016,633 km

• M1: 209,587 km (0.114 R)
• M2: 306,227 km (0.084 R)
• M3: 448,644 km (0.116 R)
• M4: 661,223 km (0.111 R)
• M5: 1,032,525 km (0.115 R)
• M6: 1,380,639 km (0.088 R)
• M7: 1,987,109 km (0.072 R)
• M8: 4,108,855 km (0.078 R)
• M9: 4,795,360 km (0.114 R)
• M10: 5,197,329 km (0.084 R)
• M11: 5,891,463 km (0.077 R)
• M12: 6,033,881 km (0.117 R)
• M13: 7,987,030 km (0.036 R)
• M14: 8,410,243 km (0.106 R)
• M15: 8,840,785 km (0.106 R)
• M16: 9,058,749 km (0.058 R)
• M17: 9,168,554 km (0.096 R)
• M18: 9,500,213 km (0.09 R)
• M19: 10,061,803 km (0.084 R)
• M20: 10,924,534 km (0.056 R)
• M21: 11,751,062 km (0.097 R)
• M22: 12,232,468 km (0.084 R)
• M23: 12,597,786 km (0.113 R)
• M24: 14,285,849 km (0.067 R)
• M25: 14,541,960 km (0.034 R)
• M26: 14,928,970 km (0.071 R)
• M27: 15,188,971 km (0.09 R)
• M28: 15,647,339 km (0.116 R)
• M29: 17,526,587 km (0.05 R)
• M30: 18,076,509 km (0.07 R)
• M31: 18,423,127 km (0.116 R)
• M32: 19,263,867 km (0.04 R)
• M33: 21,274,313 km (0.099 R)
• M34: 21,860,886 km (0.084 R)
• M35: 22,230,094 km (0.086 R)
• M36: 23,425,830 km (0.071 R)
• M37: 24,719,103 km (0.092 R)
• M38: 24,872,740 km (0.04 R)
• M39: 25,957,325 km (0.081 R)
• M40: 26,899,343 km (0.102 R)
• M41: 27,613,224 km (0.117 R)
• M42: 28,172,720 km (0.092 R)
• M43: 28,655,173 km (0.084 R)
• M44: 29,791,818 km (0.113 R)
• M45: 29,873,648 km (0.093 R)
• M46: 31,026,000 km (0.108 R)
• M47: 34,569,525 km (0.069 R)
• M48: 36,214,204 km (0.082 R)
• M49: 37,973,026 km (0.066 R)
• M50: 39,220,523 km (0.056 R)
• M51: 39,310,281 km (0.098 R)
• M52: 39,489,649 km (0.066 R)
• M53: 39,759,374 km (0.04 R)
• M54: 40,029,697 km (0.081 R)
• M55: 40,119,905 km (0.078 R)
• M56: 40,300,619 km (0.119 R)
• M57: 41,299,335 km (0.117 R)
• M58: 41,573,099 km (0.076 R)
• M59: 42,122,422 km (0.097 R)
• M60: 42,489,984 km (0.069 R)
• M61: 43,135,948 km (0.118 R)
• M62: 46,129,401 km (0.106 R)
• M63: 47,269,187 km (0.105 R)
• M64: 49,286,066 km (0.111 R)
• M65: 49,576,435 km (0.088 R)
• M66: 50,061,880 km (0.036 R)
• M67: 50,451,134 km (0.099 R)
• M68: 50,841,584 km (0.058 R)
• M69: 53,304,115 km (0.096 R)
• M70: 54,399,919 km (0.116 R)
• M71: 55,301,994 km (0.086 R)
• M72: 56,209,006 km (0.052 R)
• M73: 56,512,540 km (0.05 R)
• M74: 58,140,016 km (0.04 R)
• M75: 59,062,287 km (0.081 R)
• M76: 59,473,681 km (0.053 R)
• M77: 59,886,122 km (0.076 R)
• M78: 60,402,983 km (0.084 R)
• M79: 60,817,518 km (0.059 R)
• M80: 61,025,160 km (0.092 R)
• M81: 61,649,432 km (0.085 R)
• M82: 63,534,964 km (0.099 R)
• M83: 63,745,597 km (0.107 R)
• M84: 64,379,144 km (0.054 R)
• M85: 64,484,910 km (0.104 R)
• M86: 65,014,636 km (0.104 R)
• M87: 65,971,763 km (0.08 R)
• M88: 67,040,790 km (0.038 R)
• M89: 68,546,941 km (0.037 R)
• M90: 72,471,043 km (0.104 R)
• M91: 73,905,836 km (0.11 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 15,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit