🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.59 AU - 0.95 AU

Year: 237 Days

Day: 29.9 Hours

Environment

Temp: 139 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,030,304 km

• M1: 241,152 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1 AU - 1 AU

Year: 351 Days

Day: 39.6 Hours

Environment

Temp: 100 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.45 AU - 1.69 AU

Year: 691 Days

Day: 31.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.88 AU - 2.34 AU

Year: 1077 Days

Day: 13.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,030,304 km

• M1: 657,782 km (0.038 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.8 AU - 4.06 AU

Year: 2738 Days

Day: 12.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.7 AU - 5.5 AU

Year: 4048 Days

Day: 24.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.1

Radius: 8.1

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.05 AU - 12.83 AU

Year: 11856 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 59,030,304 km

• M1: 175,179 km (0.118 R)
• M2: 713,881 km (0.032 R)
• M3: 1,324,240 km (0.103 R)
• M4: 1,390,363 km (0.075 R)
• M5: 1,762,113 km (0.095 R)
• M6: 1,859,801 km (0.114 R)
• M7: 2,348,537 km (0.108 R)
• M8: 2,677,203 km (0.059 R)
• M9: 2,904,443 km (0.102 R)
• M10: 2,962,187 km (0.077 R)
• M11: 3,407,989 km (0.074 R)
• M12: 3,561,327 km (0.103 R)
• M13: 3,811,455 km (0.027 R)
• M14: 3,906,748 km (0.09 R)
• M15: 3,970,776 km (0.074 R)
• M16: 4,132,192 km (0.117 R)
• M17: 4,197,417 km (0.102 R)
• M18: 4,562,137 km (0.117 R)
• M19: 5,145,868 km (0.058 R)
• M20: 5,322,094 km (0.063 R)
• M21: 5,680,530 km (0.068 R)
• M22: 5,936,044 km (0.036 R)
• M23: 6,270,096 km (0.025 R)
• M24: 6,763,469 km (0.111 R)
• M25: 7,190,721 km (0.053 R)
• M26: 7,467,178 km (0.103 R)
• M27: 8,276,353 km (0.11 R)
• M28: 8,733,224 km (0.063 R)
• M29: 9,326,380 km (0.063 R)
• M30: 9,584,736 km (0.109 R)
• M31: 9,758,120 km (0.119 R)
• M32: 9,845,335 km (0.108 R)
• M33: 10,596,316 km (0.092 R)
• M34: 10,820,863 km (0.083 R)
• M35: 11,734,158 km (0.085 R)
• M36: 12,862,575 km (0.089 R)
• M37: 13,246,293 km (0.089 R)
• M38: 13,926,963 km (0.071 R)
• M39: 14,172,902 km (0.098 R)
• M40: 14,668,969 km (0.116 R)
• M41: 15,019,626 km (0.081 R)
• M42: 16,397,722 km (0.045 R)
• M43: 17,286,034 km (0.113 R)
• M44: 17,815,910 km (0.106 R)
• M45: 18,243,610 km (0.081 R)
• M46: 22,934,401 km (0.077 R)
• M47: 23,399,650 km (0.095 R)
• M48: 24,103,209 km (0.09 R)
• M49: 24,516,847 km (0.075 R)
• M50: 24,754,408 km (0.115 R)
• M51: 25,952,987 km (0.112 R)
• M52: 26,073,862 km (0.082 R)
• M53: 26,559,307 km (0.101 R)
• M54: 29,786,881 km (0.072 R)
• M55: 29,913,441 km (0.103 R)
• M56: 30,357,896 km (0.069 R)
• M57: 30,612,960 km (0.051 R)
• M58: 31,833,828 km (0.09 R)
• M59: 33,135,928 km (0.08 R)
• M60: 33,727,588 km (0.119 R)
• M61: 33,859,533 km (0.083 R)
• M62: 33,925,656 km (0.115 R)
• M63: 34,190,294 km (0.113 R)
• M64: 35,054,970 km (0.085 R)
• M65: 36,264,020 km (0.079 R)
• M66: 36,602,261 km (0.08 R)
• M67: 36,805,863 km (0.094 R)
• M68: 37,077,683 km (0.084 R)
• M69: 37,282,033 km (0.044 R)
• M70: 38,171,841 km (0.049 R)
• M71: 38,378,287 km (0.11 R)
• M72: 39,207,358 km (0.045 R)
• M73: 39,415,598 km (0.069 R)
• M74: 39,902,838 km (0.115 R)
• M75: 39,972,551 km (0.083 R)
• M76: 40,462,035 km (0.075 R)
• M77: 41,871,546 km (0.1 R)
• M78: 43,010,734 km (0.053 R)
• M79: 43,512,336 km (0.075 R)
• M80: 43,584,143 km (0.103 R)
• M81: 44,956,105 km (0.059 R)
• M82: 45,246,774 km (0.029 R)
• M83: 46,342,129 km (0.11 R)
• M84: 46,782,845 km (0.059 R)
• M85: 47,298,658 km (0.054 R)
• M86: 47,594,263 km (0.071 R)
• M87: 48,857,318 km (0.064 R)
• M88: 49,231,014 km (0.086 R)
• M89: 49,605,607 km (0.031 R)
• M90: 50,282,238 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.3

Radius: 11.6

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 10.13 AU - 12.69 AU

Year: 13546 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 59,030,304 km

• M1: 158,723 km (0.077 R)
• M2: 343,477 km (0.115 R)
• M3: 426,354 km (0.103 R)
• M4: 550,670 km (0.055 R)
• M5: 1,156,990 km (0.079 R)
• M6: 1,436,588 km (0.119 R)
• M7: 1,790,238 km (0.085 R)
• M8: 1,950,307 km (0.077 R)
• M9: 2,313,681 km (0.044 R)
• M10: 2,400,747 km (0.067 R)
• M11: 2,977,147 km (0.098 R)
• M12: 3,731,120 km (0.104 R)
• M13: 4,397,280 km (0.086 R)
• M14: 4,799,848 km (0.07 R)
• M15: 5,406,617 km (0.108 R)
• M16: 5,601,243 km (0.117 R)
• M17: 5,719,127 km (0.085 R)
• M18: 5,917,493 km (0.109 R)
• M19: 6,733,849 km (0.106 R)
• M20: 7,412,275 km (0.076 R)
• M21: 7,585,210 km (0.043 R)
• M22: 8,879,681 km (0.102 R)
• M23: 9,906,670 km (0.086 R)
• M24: 11,267,712 km (0.106 R)
• M25: 11,919,510 km (0.095 R)
• M26: 12,429,189 km (0.04 R)
• M27: 13,364,625 km (0.108 R)
• M28: 13,522,750 km (0.047 R)
• M29: 14,215,089 km (0.088 R)
• M30: 14,755,586 km (0.087 R)
• M31: 15,634,324 km (0.096 R)
• M32: 15,800,976 km (0.094 R)
• M33: 16,024,176 km (0.081 R)
• M34: 16,586,514 km (0.087 R)
• M35: 17,788,683 km (0.07 R)
• M36: 18,312,425 km (0.118 R)
• M37: 19,434,858 km (0.063 R)
• M38: 19,554,237 km (0.058 R)
• M39: 19,854,031 km (0.051 R)
• M40: 20,094,884 km (0.094 R)
• M41: 20,336,634 km (0.103 R)
• M42: 20,579,431 km (0.094 R)
• M43: 22,430,854 km (0.109 R)
• M44: 22,807,542 km (0.083 R)
• M45: 24,078,226 km (0.112 R)
• M46: 24,335,086 km (0.107 R)
• M47: 25,829,868 km (0.114 R)
• M48: 26,356,751 km (0.108 R)
• M49: 26,820,654 km (0.119 R)
• M50: 26,953,796 km (0.062 R)
• M51: 27,086,938 km (0.085 R)
• M52: 27,488,160 km (0.088 R)
• M53: 27,622,349 km (0.09 R)
• M54: 28,771,261 km (0.101 R)
• M55: 29,729,286 km (0.078 R)
• M56: 30,419,979 km (0.08 R)
• M57: 30,836,908 km (0.079 R)
• M58: 33,021,187 km (0.096 R)
• M59: 33,449,785 km (0.08 R)
• M60: 34,456,728 km (0.104 R)
• M61: 34,673,944 km (0.084 R)
• M62: 34,891,459 km (0.111 R)
• M63: 37,388,547 km (0.082 R)
• M64: 37,984,395 km (0.054 R)
• M65: 39,034,872 km (0.067 R)
• M66: 39,412,307 km (0.119 R)
• M67: 39,563,550 km (0.115 R)
• M68: 40,704,683 km (0.115 R)
• M69: 41,087,504 km (0.035 R)
• M70: 41,394,479 km (0.115 R)
• M71: 42,475,323 km (0.096 R)
• M72: 42,708,098 km (0.049 R)
• M73: 42,863,530 km (0.106 R)
• M74: 43,252,933 km (0.1 R)
• M75: 44,980,340 km (0.105 R)
• M76: 45,693,473 km (0.082 R)
• M77: 46,011,518 km (0.08 R)
• M78: 46,091,254 km (0.065 R)
• M79: 47,532,928 km (0.098 R)
• M80: 47,855,162 km (0.119 R)
• M81: 48,178,293 km (0.074 R)
• M82: 48,502,173 km (0.062 R)
• M83: 50,378,130 km (0.105 R)
• M84: 50,542,389 km (0.05 R)
• M85: 51,697,135 km (0.092 R)
• M86: 54,706,296 km (0.11 R)
• M87: 55,297,955 km (0.12 R)
• M88: 56,317,166 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.6

Radius: 11.4

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 9.89 AU - 14.71 AU

Year: 15161 Days

Day: 12.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 59,030,304 km

• M1: 176,226 km (0.074 R)
• M2: 417,677 km (0.063 R)
• M3: 494,720 km (0.09 R)
• M4: 880,683 km (0.099 R)
• M5: 964,308 km (0.104 R)
• M6: 1,140,235 km (0.076 R)
• M7: 1,375,552 km (0.079 R)
• M8: 1,601,146 km (0.102 R)
• M9: 2,060,112 km (0.115 R)
• M10: 2,145,383 km (0.104 R)
• M11: 2,998,091 km (0.069 R)
• M12: 3,259,588 km (0.089 R)
• M13: 3,393,329 km (0.087 R)
• M14: 3,528,715 km (0.027 R)
• M15: 3,631,488 km (0.103 R)
• M16: 4,269,374 km (0.09 R)
• M17: 5,369,516 km (0.113 R)
• M18: 5,607,676 km (0.117 R)
• M19: 6,012,488 km (0.105 R)
• M20: 6,135,757 km (0.025 R)
• M21: 8,220,702 km (0.085 R)
• M22: 8,449,587 km (0.065 R)
• M23: 9,385,920 km (0.068 R)
• M24: 9,577,256 km (0.115 R)
• M25: 9,769,788 km (0.097 R)
• M26: 10,652,116 km (0.111 R)
• M27: 11,002,175 km (0.115 R)
• M28: 13,556,858 km (0.052 R)
• M29: 13,664,868 km (0.06 R)
• M30: 14,983,723 km (0.119 R)
• M31: 15,885,349 km (0.117 R)
• M32: 15,999,343 km (0.11 R)
• M33: 16,342,819 km (0.12 R)
• M34: 17,387,761 km (0.062 R)
• M35: 17,918,384 km (0.089 R)
• M36: 18,275,175 km (0.119 R)
• M37: 18,394,554 km (0.086 R)
• M38: 18,514,232 km (0.062 R)
• M39: 19,664,191 km (0.118 R)
• M40: 20,155,321 km (0.092 R)
• M41: 20,464,390 km (0.11 R)
• M42: 20,588,407 km (0.109 R)
• M43: 20,837,188 km (0.072 R)
• M44: 21,212,380 km (0.099 R)
• M45: 21,589,666 km (0.095 R)
• M46: 23,315,277 km (0.057 R)
• M47: 23,574,680 km (0.116 R)
• M48: 23,900,354 km (0.112 R)
• M49: 24,030,953 km (0.104 R)
• M50: 24,687,837 km (0.066 R)
• M51: 26,626,027 km (0.046 R)
• M52: 27,305,651 km (0.106 R)
• M53: 29,378,778 km (0.066 R)
• M54: 30,504,951 km (0.098 R)
• M55: 30,930,856 km (0.083 R)
• M56: 33,308,863 km (0.053 R)
• M57: 33,381,867 km (0.038 R)
• M58: 34,114,448 km (0.071 R)
• M59: 35,521,266 km (0.103 R)
• M60: 37,704,647 km (0.09 R)
• M61: 39,004,653 km (0.103 R)
• M62: 41,569,957 km (0.087 R)
• M63: 45,316,636 km (0.054 R)
• M64: 45,559,433 km (0.072 R)
• M65: 46,046,374 km (0.083 R)
• M66: 46,208,987 km (0.11 R)
• M67: 47,025,343 km (0.087 R)
• M68: 47,271,132 km (0.026 R)
• M69: 47,353,112 km (0.099 R)
• M70: 47,928,764 km (0.103 R)
• M71: 49,169,978 km (0.107 R)
• M72: 49,419,507 km (0.092 R)
• M73: 49,502,683 km (0.086 R)
• M74: 49,836,287 km (0.079 R)
• M75: 50,170,488 km (0.114 R)
• M76: 50,757,211 km (0.094 R)
• M77: 52,446,171 km (0.062 R)
• M78: 53,468,373 km (0.113 R)
• M79: 54,239,401 km (0.111 R)
• M80: 55,965,910 km (0.053 R)
• M81: 56,400,342 km (0.106 R)
• M82: 56,661,540 km (0.103 R)
• M83: 56,923,037 km (0.076 R)
• M84: 57,010,402 km (0.043 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: 399 - 15,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit