🌌 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: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.53 AU - 0.67 AU

Year: 166 Days

Day: 31.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.62 AU - 1.02 AU

Year: 266 Days

Day: 39.6 Hours

Environment

Temp: 125 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.71 AU - 2.55 AU

Year: 1113 Days

Day: 20.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.38 AU - 3.84 AU

Year: 1964 Days

Day: 23.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.9

Radius: 14.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.09 AU - 7.19 AU

Year: 6833 Days

Day: 6.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 87,184,465 km

• M1: 186,100 km (0.054 R)
• M2: 358,736 km (0.085 R)
• M3: 606,021 km (0.027 R)
• M4: 749,186 km (0.103 R)
• M5: 893,847 km (0.111 R)
• M6: 1,049,279 km (0.104 R)
• M7: 1,675,197 km (0.061 R)
• M8: 1,871,769 km (0.054 R)
• M9: 1,996,533 km (0.091 R)
• M10: 2,288,249 km (0.089 R)
• M11: 2,559,320 km (0.105 R)
• M12: 3,041,175 km (0.07 R)
• M13: 3,264,525 km (0.06 R)
• M14: 3,787,369 km (0.066 R)
• M15: 3,967,635 km (0.089 R)
• M16: 4,171,237 km (0.066 R)
• M17: 5,197,180 km (0.117 R)
• M18: 5,398,090 km (0.074 R)
• M19: 5,510,737 km (0.041 R)
• M20: 6,227,460 km (0.079 R)
• M21: 6,633,170 km (0.098 R)
• M22: 6,778,429 km (0.114 R)
• M23: 6,875,817 km (0.055 R)
• M24: 7,146,141 km (0.103 R)
• M25: 7,270,307 km (0.07 R)
• M26: 7,722,990 km (0.118 R)
• M27: 7,952,772 km (0.075 R)
• M28: 8,158,918 km (0.072 R)
• M29: 8,393,039 km (0.095 R)
• M30: 8,974,825 km (0.112 R)
• M31: 10,010,491 km (0.093 R)
• M32: 10,233,242 km (0.059 R)
• M33: 10,486,063 km (0.113 R)
• M34: 10,968,965 km (0.091 R)
• M35: 12,104,562 km (0.075 R)
• M36: 13,522,600 km (0.035 R)
• M37: 13,800,104 km (0.104 R)
• M38: 13,893,005 km (0.075 R)
• M39: 14,204,318 km (0.113 R)
• M40: 16,513,211 km (0.111 R)
• M41: 16,975,618 km (0.06 R)
• M42: 17,075,251 km (0.081 R)
• M43: 17,778,211 km (0.101 R)
• M44: 18,082,493 km (0.081 R)
• M45: 18,730,252 km (0.066 R)
• M46: 18,970,955 km (0.04 R)
• M47: 19,177,998 km (0.075 R)
• M48: 19,420,496 km (0.1 R)
• M49: 19,699,048 km (0.049 R)
• M50: 20,048,957 km (0.114 R)
• M51: 20,719,455 km (0.113 R)
• M52: 20,897,027 km (0.096 R)
• M53: 21,146,706 km (0.119 R)
• M54: 21,648,906 km (0.095 R)
• M55: 21,793,119 km (0.087 R)
• M56: 22,336,757 km (0.057 R)
• M57: 22,555,469 km (0.035 R)
• M58: 23,771,102 km (0.054 R)
• M59: 24,031,701 km (0.11 R)
• M60: 24,480,794 km (0.092 R)
• M61: 24,743,937 km (0.099 R)
• M62: 24,932,580 km (0.077 R)
• M63: 25,425,056 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.7

Radius: 9.8

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.93 AU - 10.39 AU

Year: 9929 Days

Day: 9.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 87,184,465 km

• M1: 140,323 km (0.11 R)
• M2: 251,324 km (0.112 R)
• M3: 404,213 km (0.116 R)
• M4: 500,554 km (0.097 R)
• M5: 578,794 km (0.11 R)
• M6: 856,747 km (0.099 R)
• M7: 969,693 km (0.12 R)
• M8: 1,210,995 km (0.119 R)
• M9: 1,302,100 km (0.068 R)
• M10: 1,669,213 km (0.119 R)
• M11: 1,812,677 km (0.091 R)
• M12: 2,046,349 km (0.115 R)
• M13: 2,177,995 km (0.088 R)
• M14: 2,245,015 km (0.1 R)
• M15: 2,358,111 km (0.099 R)
• M16: 3,253,454 km (0.027 R)
• M17: 3,564,768 km (0.115 R)
• M18: 4,022,238 km (0.036 R)
• M19: 4,903,968 km (0.098 R)
• M20: 5,412,301 km (0.114 R)
• M21: 6,805,058 km (0.092 R)
• M22: 6,870,881 km (0.114 R)
• M23: 6,970,064 km (0.068 R)
• M24: 7,304,116 km (0.074 R)
• M25: 7,439,203 km (0.051 R)
• M26: 7,609,296 km (0.086 R)
• M27: 8,022,635 km (0.109 R)
• M28: 8,407,999 km (0.081 R)
• M29: 9,015,366 km (0.091 R)
• M30: 10,084,093 km (0.1 R)
• M31: 10,197,040 km (0.099 R)
• M32: 10,614,418 km (0.062 R)
• M33: 10,806,053 km (0.084 R)
• M34: 10,882,946 km (0.119 R)
• M35: 11,231,509 km (0.099 R)
• M36: 11,544,468 km (0.065 R)
• M37: 11,860,269 km (0.108 R)
• M38: 12,621,722 km (0.082 R)
• M39: 13,028,927 km (0.104 R)
• M40: 13,357,743 km (0.047 R)
• M41: 13,481,760 km (0.056 R)
• M42: 14,065,641 km (0.09 R)
• M43: 16,393,982 km (0.116 R)
• M44: 18,746,558 km (0.044 R)
• M45: 20,246,127 km (0.115 R)
• M46: 20,674,875 km (0.117 R)
• M47: 21,010,273 km (0.118 R)
• M48: 21,832,612 km (0.112 R)
• M49: 22,272,131 km (0.07 R)
• M50: 22,419,335 km (0.106 R)
• M51: 22,714,641 km (0.059 R)
• M52: 24,059,526 km (0.052 R)
• M53: 24,665,547 km (0.04 R)
• M54: 24,868,701 km (0.115 R)
• M55: 25,378,830 km (0.029 R)
• M56: 25,532,617 km (0.071 R)
• M57: 25,841,087 km (0.062 R)
• M58: 26,306,038 km (0.108 R)
• M59: 26,982,519 km (0.027 R)
• M60: 27,981,534 km (0.097 R)
• M61: 28,246,322 km (0.097 R)
• M62: 28,458,901 km (0.059 R)
• M63: 28,992,516 km (0.104 R)
• M64: 29,368,156 km (0.058 R)
• M65: 29,529,572 km (0.076 R)
• M66: 31,379,649 km (0.079 R)
• M67: 31,489,604 km (0.081 R)
• M68: 33,716,368 km (0.07 R)
• M69: 34,621,286 km (0.097 R)
• M70: 35,076,811 km (0.093 R)
• M71: 35,362,393 km (0.077 R)
• M72: 35,591,428 km (0.028 R)
• M73: 35,878,506 km (0.09 R)
• M74: 36,166,332 km (0.049 R)
• M75: 36,281,672 km (0.068 R)
• M76: 36,454,907 km (0.11 R)
• M77: 36,628,440 km (0.115 R)
• M78: 37,500,147 km (0.104 R)
• M79: 38,143,717 km (0.079 R)
• M80: 38,319,943 km (0.1 R)
• M81: 38,791,027 km (0.087 R)
• M82: 39,027,242 km (0.055 R)
• M83: 39,620,098 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.5

Radius: 8.9

Gravity: 11.6 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.6 AU - 12.28 AU

Year: 13858 Days

Day: 7 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 87,184,465 km

• M1: 558,748 km (0.112 R)
• M2: 979,866 km (0.086 R)
• M3: 1,404,425 km (0.105 R)
• M4: 1,512,135 km (0.094 R)
• M5: 2,905,639 km (0.047 R)
• M6: 3,400,360 km (0.111 R)
• M7: 4,190,984 km (0.083 R)
• M8: 4,789,525 km (0.095 R)
• M9: 4,912,345 km (0.101 R)
• M10: 5,119,688 km (0.082 R)
• M11: 5,287,537 km (0.079 R)
• M12: 5,802,153 km (0.097 R)
• M13: 5,977,183 km (0.097 R)
• M14: 6,198,588 km (0.042 R)
• M15: 6,649,476 km (0.083 R)
• M16: 6,786,807 km (0.04 R)
• M17: 7,157,660 km (0.099 R)
• M18: 7,582,817 km (0.076 R)
• M19: 7,919,113 km (0.106 R)
• M20: 8,211,278 km (0.058 R)
• M21: 9,724,759 km (0.11 R)
• M22: 10,248,053 km (0.103 R)
• M23: 11,050,346 km (0.062 R)
• M24: 11,431,671 km (0.115 R)
• M25: 11,651,430 km (0.116 R)
• M26: 11,872,685 km (0.029 R)
• M27: 12,999,606 km (0.061 R)
• M28: 13,984,110 km (0.06 R)
• M29: 14,514,883 km (0.106 R)
• M30: 14,992,399 km (0.032 R)
• M31: 15,112,526 km (0.094 R)
• M32: 15,353,977 km (0.105 R)
• M33: 17,519,257 km (0.098 R)
• M34: 18,155,347 km (0.077 R)
• M35: 18,540,711 km (0.093 R)
• M36: 19,778,484 km (0.025 R)
• M37: 20,042,524 km (0.077 R)
• M38: 20,307,612 km (0.078 R)
• M39: 20,975,716 km (0.114 R)
• M40: 21,042,885 km (0.098 R)
• M41: 23,509,305 km (0.036 R)
• M42: 23,789,053 km (0.09 R)
• M43: 24,705,490 km (0.064 R)
• M44: 25,849,315 km (0.04 R)
• M45: 27,229,954 km (0.079 R)
• M46: 27,892,373 km (0.091 R)
• M47: 28,411,179 km (0.092 R)
• M48: 29,157,822 km (0.093 R)
• M49: 29,307,868 km (0.1 R)
• M50: 30,518,115 km (0.083 R)
• M51: 32,286,212 km (0.077 R)
• M52: 32,519,136 km (0.091 R)
• M53: 33,065,169 km (0.076 R)
• M54: 33,143,408 km (0.057 R)
• M55: 33,378,576 km (0.047 R)
• M56: 35,279,217 km (0.118 R)
• M57: 36,242,777 km (0.033 R)
• M58: 36,404,193 km (0.035 R)
• M59: 36,646,841 km (0.119 R)
• M60: 37,296,245 km (0.076 R)
• M61: 37,459,307 km (0.115 R)
• M62: 38,359,886 km (0.089 R)
• M63: 41,356,780 km (0.093 R)
• M64: 41,694,423 km (0.036 R)
• M65: 42,032,963 km (0.11 R)
• M66: 43,481,967 km (0.045 R)
• M67: 45,294,346 km (0.095 R)
• M68: 45,555,244 km (0.057 R)
• M69: 45,903,957 km (0.1 R)
• M70: 45,991,173 km (0.111 R)
• M71: 46,166,052 km (0.032 R)
• M72: 47,748,948 km (0.08 R)
• M73: 48,547,052 km (0.083 R)
• M74: 48,992,405 km (0.097 R)
• M75: 49,887,150 km (0.102 R)
• M76: 50,606,865 km (0.082 R)
• M77: 51,965,364 km (0.087 R)
• M78: 53,427,832 km (0.12 R)
• M79: 54,256,305 km (0.097 R)
• M80: 54,440,909 km (0.091 R)
• M81: 55,832,768 km (0.117 R)
• M82: 56,206,014 km (0.088 R)
• M83: 57,706,780 km (0.073 R)
• M84: 58,178,462 km (0.102 R)
• M85: 58,746,186 km (0.103 R)
• M86: 59,601,288 km (0.119 R)
• M87: 60,460,428 km (0.115 R)
• M88: 63,353,950 km (0.095 R)
• M89: 64,035,518 km (0.117 R)
• M90: 64,523,806 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.6

Radius: 5.6

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 19.08 AU - 21.26 AU

Year: 32444 Days

Day: 17.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 87,184,465 km

• M1: 229,633 km (0.12 R)
• M2: 393,592 km (0.094 R)
• M3: 640,129 km (0.096 R)
• M4: 689,646 km (0.09 R)
• M5: 1,072,916 km (0.079 R)
• M6: 1,193,342 km (0.096 R)
• M7: 1,580,502 km (0.111 R)
• M8: 2,152,713 km (0.085 R)
• M9: 2,500,528 km (0.093 R)
• M10: 2,701,438 km (0.032 R)
• M11: 2,824,408 km (0.12 R)
• M12: 4,059,039 km (0.076 R)
• M13: 4,152,837 km (0.11 R)
• M14: 4,487,039 km (0.076 R)
• M15: 5,029,630 km (0.117 R)
• M16: 5,130,609 km (0.105 R)
• M17: 5,385,673 km (0.08 R)
• M18: 7,341,516 km (0.06 R)
• M19: 7,455,958 km (0.098 R)
• M20: 8,633,293 km (0.117 R)
• M21: 8,754,168 km (0.052 R)
• M22: 8,814,905 km (0.105 R)
• M23: 9,058,899 km (0.068 R)
• M24: 10,248,202 km (0.109 R)
• M25: 10,828,642 km (0.028 R)
• M26: 11,552,247 km (0.102 R)
• M27: 12,838,639 km (0.05 R)
• M28: 13,324,084 km (0.049 R)
• M29: 13,674,293 km (0.093 R)
• M30: 13,744,753 km (0.095 R)
• M31: 14,098,702 km (0.039 R)
• M32: 14,169,910 km (0.113 R)
• M33: 14,241,119 km (0.119 R)
• M34: 15,765,222 km (0.088 R)
• M35: 15,987,225 km (0.069 R)
• M36: 18,340,250 km (0.068 R)
• M37: 18,495,832 km (0.057 R)
• M38: 20,315,241 km (0.091 R)
• M39: 20,637,475 km (0.068 R)
• M40: 20,961,354 km (0.113 R)
• M41: 21,450,240 km (0.091 R)
• M42: 21,532,220 km (0.098 R)
• M43: 22,025,594 km (0.1 R)
• M44: 22,439,531 km (0.049 R)
• M45: 22,522,707 km (0.09 R)
• M46: 23,107,336 km (0.087 R)
• M47: 25,495,217 km (0.097 R)
• M48: 26,017,014 km (0.111 R)
• M49: 26,982,968 km (0.106 R)
• M50: 28,229,118 km (0.101 R)
• M51: 31,332,526 km (0.108 R)
• M52: 32,830,001 km (0.099 R)
• M53: 34,159,327 km (0.055 R)
• M54: 34,350,663 km (0.11 R)
• M55: 34,734,382 km (0.063 R)
• M56: 35,699,886 km (0.103 R)
• M57: 37,657,374 km (0.105 R)
• M58: 38,450,094 km (0.042 R)
• M59: 38,549,576 km (0.101 R)
• M60: 39,248,198 km (0.095 R)
• M61: 39,649,420 km (0.117 R)
• M62: 43,631,117 km (0.066 R)
• M63: 44,359,209 km (0.116 R)
• M64: 46,461,359 km (0.115 R)
• M65: 46,885,618 km (0.106 R)
• M66: 46,991,982 km (0.117 R)
• M67: 47,631,214 km (0.102 R)
• M68: 49,134,224 km (0.09 R)
• M69: 49,458,402 km (0.108 R)
• M70: 49,891,638 km (0.089 R)
• M71: 53,402,550 km (0.053 R)
• M72: 54,963,454 km (0.042 R)
• M73: 55,299,900 km (0.098 R)
• M74: 56,878,906 km (0.069 R)
• M75: 58,244,136 km (0.077 R)
• M76: 58,816,048 km (0.11 R)
• M77: 59,275,015 km (0.098 R)
• M78: 62,520,840 km (0.118 R)
• M79: 62,872,096 km (0.082 R)
• M80: 63,929,453 km (0.084 R)
• M81: 66,658,418 km (0.107 R)
• M82: 66,777,946 km (0.073 R)
• M83: 67,496,614 km (0.1 R)
• M84: 70,639,965 km (0.095 R)
• M85: 72,352,113 km (0.086 R)
• M86: 74,325,608 km (0.116 R)
• M87: 74,821,824 km (0.106 R)
• M88: 75,443,553 km (0.086 R)
• M89: 75,568,018 km (0.092 R)
• M90: 77,444,574 km (0.116 R)
• M91: 77,947,522 km (0.044 R)
• M92: 78,830,299 km (0.108 R)
• M93: 80,097,243 km (0.075 R)
• M94: 80,224,252 km (0.042 R)
• M95: 80,988,098 km (0.075 R)
• M96: 83,938,168 km (0.102 R)
• M97: 85,231,741 km (0.089 R)
• M98: 86,141,147 km (0.077 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 11,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit