🌌 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: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.51 AU - 0.67 AU

Year: 171 Days

Day: 46.1 Hours

Environment

Temp: 132 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,290,559 km

• M1: 129,402 km (0.05 R)
• M2: 474,076 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.9 AU - 1.14 AU

Year: 388 Days

Day: 13.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,290,559 km

• M1: 195,375 km (0.106 R)
• M2: 299,944 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.37 AU - 1.71 AU

Year: 720 Days

Day: 42.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.69 AU - 1.97 AU

Year: 933 Days

Day: 36.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.54 AU - 2.16 AU

Year: 948 Days

Day: 43.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,290,559 km

• M1: 405,261 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.9 AU - 4.61 AU

Year: 2736 Days

Day: 32 Hours

Environment

Temp: -125 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.1

Radius: 14.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.99 AU - 13.75 AU

Year: 14443 Days

Day: 5.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 40,290,559 km

• M1: 309,518 km (0.088 R)
• M2: 516,113 km (0.081 R)
• M3: 622,477 km (0.08 R)
• M4: 738,116 km (0.079 R)
• M5: 862,432 km (0.099 R)
• M6: 1,541,606 km (0.098 R)
• M7: 1,790,986 km (0.037 R)
• M8: 2,782,820 km (0.096 R)
• M9: 3,020,082 km (0.095 R)
• M10: 3,193,765 km (0.118 R)
• M11: 3,514,802 km (0.11 R)
• M12: 4,540,595 km (0.099 R)
• M13: 4,821,091 km (0.113 R)
• M14: 5,148,860 km (0.081 R)
• M15: 5,826,089 km (0.105 R)
• M16: 6,131,418 km (0.114 R)
• M17: 6,894,667 km (0.04 R)
• M18: 6,986,520 km (0.101 R)
• M19: 7,310,998 km (0.073 R)
• M20: 7,451,620 km (0.096 R)
• M21: 7,879,021 km (0.036 R)
• M22: 8,119,873 km (0.119 R)
• M23: 8,265,582 km (0.075 R)
• M24: 8,658,575 km (0.116 R)
• M25: 9,007,437 km (0.061 R)
• M26: 9,107,967 km (0.037 R)
• M27: 10,238,329 km (0.064 R)
• M28: 10,448,663 km (0.083 R)
• M29: 10,554,429 km (0.117 R)
• M30: 10,980,783 km (0.088 R)
• M31: 11,304,363 km (0.091 R)
• M32: 11,412,822 km (0.067 R)
• M33: 11,576,332 km (0.088 R)
• M34: 12,127,002 km (0.091 R)
• M35: 12,293,803 km (0.12 R)
• M36: 12,405,553 km (0.113 R)
• M37: 12,686,199 km (0.06 R)
• M38: 13,196,627 km (0.088 R)
• M39: 13,483,256 km (0.048 R)
• M40: 14,709,061 km (0.087 R)
• M41: 15,485,923 km (0.036 R)
• M42: 17,642,974 km (0.03 R)
• M43: 17,769,085 km (0.109 R)
• M44: 18,468,007 km (0.094 R)
• M45: 19,500,681 km (0.064 R)
• M46: 19,892,777 km (0.053 R)
• M47: 20,353,538 km (0.083 R)
• M48: 21,420,022 km (0.109 R)
• M49: 21,757,066 km (0.078 R)
• M50: 23,606,993 km (0.059 R)
• M51: 26,007,739 km (0.119 R)
• M52: 26,728,502 km (0.092 R)
• M53: 27,602,154 km (0.096 R)
• M54: 28,411,328 km (0.036 R)
• M55: 29,902,370 km (0.109 R)
• M56: 30,128,114 km (0.116 R)
• M57: 30,505,848 km (0.081 R)
• M58: 31,648,327 km (0.103 R)
• M59: 32,340,516 km (0.099 R)
• M60: 32,495,051 km (0.059 R)
• M61: 33,271,165 km (0.098 R)
• M62: 34,921,080 km (0.096 R)
• M63: 35,556,721 km (0.081 R)
• M64: 37,973,774 km (0.03 R)
• M65: 38,218,516 km (0.032 R)
• M66: 38,873,455 km (0.109 R)
• M67: 39,037,714 km (0.101 R)
• M68: 39,614,563 km (0.117 R)
• M69: 40,028,501 km (0.079 R)
• M70: 40,693,463 km (0.109 R)
• M71: 43,646,076 km (0.11 R)
• M72: 45,364,058 km (0.085 R)
• M73: 47,016,516 km (0.066 R)
• M74: 48,335,072 km (0.113 R)
• M75: 49,220,841 km (0.093 R)
• M76: 53,090,489 km (0.081 R)
• M77: 53,638,167 km (0.075 R)
• M78: 53,729,571 km (0.063 R)
• M79: 54,004,233 km (0.073 R)
• M80: 55,384,872 km (0.095 R)
• M81: 55,662,376 km (0.075 R)
• M82: 56,125,830 km (0.071 R)
• M83: 57,430,473 km (0.111 R)
• M84: 58,274,504 km (0.099 R)
• M85: 59,311,666 km (0.062 R)
• M86: 59,595,603 km (0.076 R)
• M87: 59,974,834 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.5

Radius: 12.4

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.58 AU - 12.24 AU

Year: 14520 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 40,290,559 km

• M1: 282,441 km (0.106 R)
• M2: 360,980 km (0.074 R)
• M3: 467,194 km (0.077 R)
• M4: 569,220 km (0.087 R)
• M5: 661,223 km (0.118 R)
• M6: 1,378,544 km (0.076 R)
• M7: 1,615,208 km (0.058 R)
• M8: 1,865,336 km (0.098 R)
• M9: 1,951,654 km (0.044 R)
• M10: 2,068,789 km (0.093 R)
• M11: 2,218,686 km (0.082 R)
• M12: 2,372,323 km (0.046 R)
• M13: 2,497,985 km (0.113 R)
• M14: 2,625,742 km (0.111 R)
• M15: 3,022,475 km (0.12 R)
• M16: 3,689,682 km (0.102 R)
• M17: 4,363,321 km (0.07 R)
• M18: 5,074,958 km (0.062 R)
• M19: 5,653,453 km (0.083 R)
• M20: 5,780,163 km (0.096 R)
• M21: 6,428,221 km (0.103 R)
• M22: 6,693,906 km (0.086 R)
• M23: 7,053,839 km (0.087 R)
• M24: 7,281,976 km (0.092 R)
• M25: 7,981,196 km (0.09 R)
• M26: 8,653,339 km (0.033 R)
• M27: 8,897,782 km (0.054 R)
• M28: 9,949,306 km (0.033 R)
• M29: 10,154,105 km (0.091 R)
• M30: 11,896,322 km (0.072 R)
• M31: 13,672,497 km (0.083 R)
• M32: 13,843,338 km (0.077 R)
• M33: 14,014,777 km (0.059 R)
• M34: 14,359,900 km (0.08 R)
• M35: 15,293,690 km (0.104 R)
• M36: 15,530,204 km (0.113 R)
• M37: 16,126,950 km (0.101 R)
• M38: 16,247,226 km (0.092 R)
• M39: 17,713,435 km (0.062 R)
• M40: 17,961,917 km (0.116 R)
• M41: 19,030,794 km (0.117 R)
• M42: 19,540,923 km (0.087 R)
• M43: 21,427,801 km (0.106 R)
• M44: 21,692,589 km (0.104 R)
• M45: 21,825,432 km (0.109 R)
• M46: 22,292,476 km (0.099 R)
• M47: 22,560,855 km (0.087 R)
• M48: 22,830,281 km (0.104 R)
• M49: 24,124,452 km (0.105 R)
• M50: 24,745,881 km (0.05 R)
• M51: 25,442,559 km (0.058 R)
• M52: 25,582,582 km (0.106 R)
• M53: 26,357,798 km (0.079 R)
• M54: 26,641,586 km (0.108 R)
• M55: 28,365,551 km (0.105 R)
• M56: 29,021,239 km (0.117 R)
• M57: 29,167,695 km (0.068 R)
• M58: 29,387,754 km (0.116 R)
• M59: 29,977,319 km (0.06 R)
• M60: 30,943,721 km (0.072 R)
• M61: 33,059,783 km (0.077 R)
• M62: 34,677,235 km (0.066 R)
• M63: 35,769,898 km (0.053 R)
• M64: 36,084,203 km (0.067 R)
• M65: 37,191,227 km (0.109 R)
• M66: 37,270,814 km (0.029 R)
• M67: 37,589,307 km (0.115 R)
• M68: 39,115,056 km (0.094 R)
• M69: 39,438,786 km (0.045 R)
• M70: 40,988,919 km (0.119 R)
• M71: 43,476,732 km (0.104 R)
• M72: 45,417,016 km (0.104 R)
• M73: 47,213,088 km (0.095 R)
• M74: 48,684,084 km (0.071 R)
• M75: 49,206,779 km (0.072 R)
• M76: 50,345,817 km (0.105 R)
• M77: 53,455,508 km (0.096 R)
• M78: 55,260,107 km (0.079 R)
• M79: 55,623,480 km (0.117 R)
• M80: 55,805,391 km (0.114 R)
• M81: 56,443,875 km (0.11 R)
• M82: 57,912,178 km (0.109 R)
• M83: 58,281,236 km (0.113 R)
• M84: 59,300,297 km (0.115 R)
• M85: 59,486,097 km (0.107 R)
• M86: 59,858,596 km (0.074 R)
• M87: 60,980,281 km (0.077 R)
• M88: 62,486,731 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 12.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.25 AU - 14.43 AU

Year: 15348 Days

Day: 8.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 40,290,559 km

• M1: 225,444 km (0.095 R)
• M2: 339,737 km (0.065 R)
• M3: 460,911 km (0.067 R)
• M4: 959,670 km (0.086 R)
• M5: 1,181,674 km (0.092 R)
• M6: 1,383,182 km (0.112 R)
• M7: 2,098,559 km (0.1 R)
• M8: 2,209,411 km (0.094 R)
• M9: 2,530,298 km (0.058 R)
• M10: 2,793,142 km (0.104 R)
• M11: 2,940,346 km (0.096 R)
• M12: 3,661,408 km (0.113 R)
• M13: 3,877,278 km (0.101 R)
• M14: 5,289,930 km (0.058 R)
• M15: 5,814,420 km (0.037 R)
• M16: 5,940,232 km (0.069 R)
• M17: 6,130,670 km (0.099 R)
• M18: 7,046,209 km (0.082 R)
• M19: 7,760,838 km (0.098 R)
• M20: 8,214,868 km (0.119 R)
• M21: 9,332,364 km (0.113 R)
• M22: 9,890,214 km (0.074 R)
• M23: 10,040,710 km (0.107 R)
• M24: 10,230,101 km (0.096 R)
• M25: 10,458,836 km (0.111 R)
• M26: 10,766,559 km (0.088 R)
• M27: 12,838,190 km (0.099 R)
• M28: 13,500,011 km (0.079 R)
• M29: 13,793,073 km (0.042 R)
• M30: 14,130,566 km (0.056 R)
• M31: 14,513,537 km (0.037 R)
• M32: 14,813,780 km (0.11 R)
• M33: 14,943,182 km (0.103 R)
• M34: 16,345,662 km (0.107 R)
• M35: 17,243,548 km (0.031 R)
• M36: 19,134,016 km (0.106 R)
• M37: 20,366,553 km (0.097 R)
• M38: 20,558,487 km (0.076 R)
• M39: 20,847,510 km (0.119 R)
• M40: 21,283,439 km (0.093 R)
• M41: 21,869,563 km (0.088 R)
• M42: 22,609,624 km (0.078 R)
• M43: 24,674,224 km (0.098 R)
• M44: 24,776,399 km (0.11 R)
• M45: 25,083,973 km (0.099 R)
• M46: 26,588,478 km (0.118 R)
• M47: 28,765,127 km (0.113 R)
• M48: 29,088,408 km (0.042 R)
• M49: 29,358,732 km (0.072 R)
• M50: 31,329,833 km (0.113 R)
• M51: 31,940,641 km (0.103 R)
• M52: 32,331,391 km (0.083 R)
• M53: 32,892,233 km (0.118 R)
• M54: 34,023,792 km (0.081 R)
• M55: 34,251,629 km (0.096 R)
• M56: 34,880,838 km (0.087 R)
• M57: 35,053,025 km (0.073 R)
• M58: 36,732,860 km (0.096 R)
• M59: 36,966,531 km (0.077 R)
• M60: 38,201,761 km (0.066 R)
• M61: 39,092,467 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 18,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit