🌌 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: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.48 AU - 0.7 AU

Year: 163 Days

Day: 21.4 Hours

Environment

Temp: 237 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.68 AU - 1.06 AU

Year: 292 Days

Day: 43 Hours

Environment

Temp: 99 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.88 AU - 0.92 AU

Year: 307 Days

Day: 33.4 Hours

Environment

Temp: 85 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2 AU - 2.4 AU

Year: 1174 Days

Day: 39.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,623,767 km

• M1: 223,948 km (0.118 R)
• M2: 1,655,600 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.09 AU - 3.48 AU

Year: 1668 Days

Day: 30.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,623,767 km

• M1: 824,284 km (0.102 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.12 AU - 4.06 AU

Year: 2448 Days

Day: 48 Hours

Environment

Temp: -111 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.9

Radius: 10.3

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.22 AU - 6.52 AU

Year: 4479 Days

Day: 11.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 88,623,767 km

• M1: 130,898 km (0.117 R)
• M2: 265,387 km (0.071 R)
• M3: 652,845 km (0.093 R)
• M4: 738,565 km (0.099 R)
• M5: 854,802 km (0.042 R)
• M6: 963,709 km (0.104 R)
• M7: 1,272,629 km (0.092 R)
• M8: 1,430,754 km (0.082 R)
• M9: 1,495,979 km (0.037 R)
• M10: 2,240,378 km (0.113 R)
• M11: 2,531,196 km (0.057 R)
• M12: 3,085,306 km (0.101 R)
• M13: 3,170,577 km (0.102 R)
• M14: 3,235,204 km (0.055 R)
• M15: 3,321,821 km (0.114 R)
• M16: 3,497,598 km (0.115 R)
• M17: 3,767,174 km (0.092 R)
• M18: 3,996,956 km (0.091 R)
• M19: 4,113,493 km (0.059 R)
• M20: 4,398,177 km (0.109 R)
• M21: 4,713,829 km (0.1 R)
• M22: 4,812,414 km (0.047 R)
• M23: 4,961,563 km (0.104 R)
• M24: 5,213,785 km (0.117 R)
• M25: 6,646,933 km (0.092 R)
• M26: 6,869,235 km (0.092 R)
• M27: 7,009,259 km (0.075 R)
• M28: 7,093,781 km (0.051 R)
• M29: 8,223,694 km (0.117 R)
• M30: 8,313,004 km (0.103 R)
• M31: 8,552,510 km (0.101 R)
• M32: 8,885,665 km (0.086 R)
• M33: 9,408,808 km (0.079 R)
• M34: 9,627,221 km (0.113 R)
• M35: 9,847,280 km (0.104 R)
• M36: 10,100,848 km (0.051 R)
• M37: 10,292,334 km (0.09 R)
• M38: 10,581,955 km (0.074 R)
• M39: 10,874,269 km (0.097 R)
• M40: 11,136,365 km (0.111 R)
• M41: 11,334,432 km (0.048 R)
• M42: 12,002,686 km (0.076 R)
• M43: 12,070,155 km (0.052 R)
• M44: 12,205,541 km (0.11 R)
• M45: 12,307,566 km (0.097 R)
• M46: 12,614,990 km (0.086 R)
• M47: 12,718,063 km (0.103 R)
• M48: 13,976,480 km (0.086 R)
• M49: 14,261,464 km (0.115 R)
• M50: 14,656,552 km (0.115 R)
• M51: 14,728,808 km (0.095 R)
• M52: 15,128,234 km (0.094 R)
• M53: 15,531,101 km (0.111 R)
• M54: 15,604,703 km (0.119 R)
• M55: 16,086,259 km (0.092 R)
• M56: 16,912,189 km (0.072 R)
• M57: 16,988,035 km (0.053 R)
• M58: 17,944,713 km (0.071 R)
• M59: 18,879,550 km (0.111 R)
• M60: 19,115,766 km (0.093 R)
• M61: 19,313,384 km (0.1 R)
• M62: 20,231,018 km (0.057 R)
• M63: 20,311,352 km (0.041 R)
• M64: 20,674,875 km (0.051 R)
• M65: 21,162,713 km (0.09 R)
• M66: 21,778,009 km (0.072 R)
• M67: 22,067,032 km (0.044 R)
• M68: 23,025,955 km (0.085 R)
• M69: 23,447,222 km (0.084 R)
• M70: 25,330,360 km (0.103 R)
• M71: 25,983,505 km (0.094 R)
• M72: 26,202,366 km (0.032 R)
• M73: 26,290,180 km (0.064 R)
• M74: 26,598,053 km (0.1 R)
• M75: 28,065,458 km (0.07 R)
• M76: 28,380,212 km (0.107 R)
• M77: 29,513,566 km (0.097 R)
• M78: 30,338,598 km (0.029 R)
• M79: 30,661,580 km (0.117 R)
• M80: 31,078,509 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.4

Radius: 5.4

Gravity: 28.55 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 14.45 AU - 17.59 AU

Year: 23076 Days

Day: 16.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 88,623,767 km

• M1: 98,735 km (0.115 R)
• M2: 184,454 km (0.116 R)
• M3: 378,483 km (0.083 R)
• M4: 702,362 km (0.116 R)
• M5: 754,572 km (0.075 R)
• M6: 1,755,681 km (0.12 R)
• M7: 1,863,840 km (0.094 R)
• M8: 2,639,505 km (0.094 R)
• M9: 2,721,933 km (0.086 R)
• M10: 2,763,521 km (0.063 R)
• M11: 3,191,072 km (0.051 R)
• M12: 4,059,189 km (0.113 R)
• M13: 4,154,482 km (0.114 R)
• M14: 4,792,817 km (0.032 R)
• M15: 4,995,223 km (0.114 R)
• M16: 5,779,415 km (0.057 R)
• M17: 6,378,554 km (0.107 R)
• M18: 6,713,653 km (0.086 R)
• M19: 7,111,733 km (0.054 R)
• M20: 7,459,099 km (0.067 R)
• M21: 7,634,877 km (0.025 R)
• M22: 7,693,818 km (0.085 R)
• M23: 7,752,910 km (0.112 R)
• M24: 9,151,949 km (0.095 R)
• M25: 10,891,024 km (0.07 R)
• M26: 11,023,717 km (0.071 R)
• M27: 11,157,159 km (0.067 R)
• M28: 13,149,952 km (0.028 R)
• M29: 15,249,558 km (0.116 R)
• M30: 15,696,706 km (0.07 R)
• M31: 16,072,795 km (0.108 R)
• M32: 17,295,758 km (0.081 R)
• M33: 20,073,641 km (0.054 R)
• M34: 21,638,584 km (0.109 R)
• M35: 22,309,082 km (0.059 R)
• M36: 23,413,264 km (0.072 R)
• M37: 23,928,927 km (0.086 R)
• M38: 24,188,181 km (0.045 R)
• M39: 25,058,840 km (0.077 R)
• M40: 25,234,318 km (0.058 R)
• M41: 26,295,117 km (0.042 R)
• M42: 26,651,908 km (0.117 R)
• M43: 28,551,502 km (0.119 R)
• M44: 28,826,462 km (0.096 R)
• M45: 30,027,883 km (0.045 R)
• M46: 30,214,132 km (0.091 R)
• M47: 30,681,476 km (0.07 R)
• M48: 31,245,460 km (0.096 R)
• M49: 32,670,529 km (0.06 R)
• M50: 34,213,631 km (0.091 R)
• M51: 35,780,520 km (0.064 R)
• M52: 35,879,254 km (0.067 R)
• M53: 36,871,238 km (0.104 R)
• M54: 36,970,870 km (0.091 R)
• M55: 37,270,514 km (0.107 R)
• M56: 38,679,427 km (0.074 R)
• M57: 39,900,744 km (0.106 R)
• M58: 40,619,113 km (0.08 R)
• M59: 41,445,342 km (0.113 R)
• M60: 42,590,364 km (0.098 R)
• M61: 42,694,933 km (0.085 R)
• M62: 43,009,238 km (0.099 R)
• M63: 44,592,432 km (0.099 R)
• M64: 44,698,647 km (0.069 R)
• M65: 45,444,542 km (0.065 R)
• M66: 46,302,187 km (0.107 R)
• M67: 49,345,157 km (0.079 R)
• M68: 49,895,378 km (0.053 R)
• M69: 51,446,708 km (0.102 R)
• M70: 52,116,308 km (0.083 R)
• M71: 52,340,256 km (0.106 R)
• M72: 54,256,006 km (0.059 R)
• M73: 56,424,128 km (0.097 R)
• M74: 56,654,060 km (0.119 R)
• M75: 58,969,835 km (0.083 R)
• M76: 59,787,537 km (0.03 R)
• M77: 60,491,545 km (0.066 R)
• M78: 60,609,129 km (0.116 R)
• M79: 61,434,460 km (0.096 R)
• M80: 64,292,228 km (0.03 R)
• M81: 65,013,290 km (0.101 R)
• M82: 69,273,239 km (0.097 R)
• M83: 73,622,498 km (0.09 R)
• M84: 75,133,885 km (0.06 R)
• M85: 75,513,265 km (0.105 R)
• M86: 76,528,287 km (0.113 R)
• M87: 77,420,040 km (0.107 R)
• M88: 79,342,671 km (0.084 R)
• M89: 79,986,990 km (0.1 R)
• M90: 82,190,716 km (0.116 R)
• M91: 82,451,315 km (0.12 R)
• M92: 83,758,202 km (0.062 R)
• M93: 85,731,548 km (0.093 R)
• M94: 88,920,526 km (0.119 R)
• M95: 89,054,116 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779

Radius: 5.5

Gravity: 25.75 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 13.68 AU - 18.82 AU

Year: 23575 Days

Day: 16 Hours

Environment

Temp: -191 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 88,623,767 km

• M1: 131,796 km (0.1 R)
• M2: 264,639 km (0.085 R)
• M3: 357,389 km (0.108 R)
• M4: 623,524 km (0.119 R)
• M5: 1,028,934 km (0.094 R)
• M6: 1,708,408 km (0.118 R)
• M7: 2,301,713 km (0.051 R)
• M8: 2,340,907 km (0.052 R)
• M9: 2,539,573 km (0.088 R)
• M10: 2,910,875 km (0.12 R)
• M11: 2,953,212 km (0.101 R)
• M12: 4,076,392 km (0.084 R)
• M13: 4,509,777 km (0.115 R)
• M14: 5,008,537 km (0.116 R)
• M15: 6,166,275 km (0.104 R)
• M16: 6,440,488 km (0.109 R)
• M17: 7,929,734 km (0.106 R)
• M18: 8,108,205 km (0.067 R)
• M19: 9,082,087 km (0.064 R)
• M20: 9,268,785 km (0.112 R)
• M21: 9,456,680 km (0.114 R)
• M22: 10,545,453 km (0.099 R)
• M23: 11,005,317 km (0.08 R)
• M24: 11,270,853 km (0.095 R)
• M25: 11,673,421 km (0.09 R)
• M26: 13,612,957 km (0.099 R)
• M27: 13,755,225 km (0.117 R)
• M28: 14,838,314 km (0.11 R)
• M29: 16,023,578 km (0.07 R)
• M30: 17,085,274 km (0.109 R)
• M31: 18,247,948 km (0.106 R)
• M32: 19,116,663 km (0.027 R)
• M33: 19,756,942 km (0.087 R)
• M34: 20,404,252 km (0.065 R)
• M35: 20,567,164 km (0.108 R)
• M36: 20,730,525 km (0.107 R)
• M37: 20,812,355 km (0.111 R)
• M38: 21,223,001 km (0.07 R)
• M39: 22,639,543 km (0.117 R)
• M40: 24,086,304 km (0.078 R)
• M41: 24,172,323 km (0.118 R)
• M42: 24,258,492 km (0.078 R)
• M43: 24,604,063 km (0.109 R)
• M44: 25,300,141 km (0.092 R)
• M45: 27,606,492 km (0.074 R)
• M46: 27,967,322 km (0.092 R)
• M47: 28,693,470 km (0.068 R)
• M48: 29,794,361 km (0.095 R)
• M49: 30,164,316 km (0.078 R)
• M50: 30,257,067 km (0.066 R)
• M51: 30,722,316 km (0.089 R)
• M52: 30,909,014 km (0.049 R)
• M53: 32,131,827 km (0.094 R)
• M54: 32,321,368 km (0.076 R)
• M55: 33,083,270 km (0.111 R)
• M56: 33,274,606 km (0.1 R)
• M57: 37,776,903 km (0.081 R)
• M58: 38,177,377 km (0.066 R)
• M59: 38,881,534 km (0.053 R)
• M60: 39,488,452 km (0.058 R)
• M61: 40,302,714 km (0.082 R)
• M62: 40,507,064 km (0.087 R)
• M63: 42,778,259 km (0.11 R)
• M64: 43,300,056 km (0.081 R)
• M65: 45,196,359 km (0.09 R)
• M66: 45,302,574 km (0.073 R)
• M67: 46,797,206 km (0.071 R)
• M68: 47,442,721 km (0.069 R)
• M69: 48,742,577 km (0.076 R)
• M70: 49,506,274 km (0.11 R)
• M71: 49,725,135 km (0.028 R)
• M72: 51,487,997 km (0.056 R)
• M73: 52,935,356 km (0.09 R)
• M74: 53,383,402 km (0.11 R)
• M75: 56,440,285 km (0.103 R)
• M76: 56,554,577 km (0.079 R)
• M77: 58,509,522 km (0.114 R)
• M78: 61,542,021 km (0.062 R)
• M79: 62,249,020 km (0.102 R)
• M80: 62,367,203 km (0.106 R)
• M81: 63,195,975 km (0.073 R)
• M82: 63,433,536 km (0.102 R)
• M83: 64,266,946 km (0.118 R)
• M84: 66,306,115 km (0.036 R)
• M85: 66,789,017 km (0.06 R)
• M86: 68,001,358 km (0.087 R)
• M87: 68,488,448 km (0.077 R)
• M88: 69,465,771 km (0.072 R)
• M89: 70,940,507 km (0.103 R)
• M90: 72,549,881 km (0.084 R)
• M91: 75,426,349 km (0.098 R)
• M92: 77,703,528 km (0.102 R)
• M93: 80,517,164 km (0.039 R)
• M94: 81,032,230 km (0.107 R)
• M95: 87,828,012 km (0.11 R)
• M96: 88,225,494 km (0.064 R)
• M97: 88,358,187 km (0.107 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 20,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit