🌌 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: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.72 AU - 0.82 AU

Year: 251 Days

Day: 26.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,315,865 km

• M1: 254,316 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.92 AU - 0.92 AU

Year: 327 Days

Day: 42.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.1 AU - 1.36 AU

Year: 506 Days

Day: 14.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.81 AU - 2.89 AU

Year: 1784 Days

Day: 18.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.73 AU - 3.57 AU

Year: 2073 Days

Day: 15.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,315,865 km

• M1: 1,076,656 km (0.112 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.3

Radius: 11.6

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.98 AU - 5.96 AU

Year: 4109 Days

Day: 5.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 66,315,865 km

• M1: 148,999 km (0.118 R)
• M2: 415,882 km (0.076 R)
• M3: 562,338 km (0.118 R)
• M4: 637,586 km (0.101 R)
• M5: 740,360 km (0.035 R)
• M6: 912,397 km (0.081 R)
• M7: 1,268,291 km (0.104 R)
• M8: 1,431,951 km (0.11 R)
• M9: 1,586,934 km (0.062 R)
• M10: 1,880,445 km (0.104 R)
• M11: 1,999,376 km (0.083 R)
• M12: 2,463,428 km (0.076 R)
• M13: 2,537,778 km (0.058 R)
• M14: 2,862,555 km (0.086 R)
• M15: 3,020,231 km (0.084 R)
• M16: 3,241,636 km (0.105 R)
• M17: 3,468,427 km (0.068 R)
• M18: 3,721,845 km (0.06 R)
• M19: 3,829,257 km (0.113 R)
• M20: 4,025,380 km (0.12 R)
• M21: 4,382,021 km (0.091 R)
• M22: 4,518,604 km (0.099 R)
• M23: 4,819,146 km (0.094 R)
• M24: 5,635,950 km (0.083 R)
• M25: 5,759,668 km (0.11 R)
• M26: 6,085,791 km (0.082 R)
• M27: 6,315,125 km (0.038 R)
• M28: 6,521,420 km (0.063 R)
• M29: 7,449,824 km (0.045 R)
• M30: 8,082,474 km (0.112 R)
• M31: 8,904,813 km (0.06 R)
• M32: 9,487,497 km (0.109 R)
• M33: 9,813,172 km (0.1 R)
• M34: 9,992,390 km (0.11 R)
• M35: 10,142,586 km (0.116 R)
• M36: 10,384,486 km (0.055 R)
• M37: 10,567,145 km (0.079 R)
• M38: 11,433,765 km (0.083 R)
• M39: 11,528,012 km (0.113 R)
• M40: 11,780,533 km (0.098 R)
• M41: 12,066,714 km (0.065 R)
• M42: 12,549,017 km (0.08 R)
• M43: 13,136,039 km (0.097 R)
• M44: 13,432,842 km (0.118 R)
• M45: 13,832,118 km (0.087 R)
• M46: 14,235,434 km (0.116 R)
• M47: 14,540,315 km (0.089 R)
• M48: 14,744,815 km (0.081 R)
• M49: 14,950,362 km (0.061 R)
• M50: 15,329,593 km (0.112 R)
• M51: 15,711,965 km (0.084 R)
• M52: 16,027,168 km (0.102 R)
• M53: 16,486,134 km (0.106 R)
• M54: 16,628,252 km (0.111 R)
• M55: 16,770,669 km (0.113 R)
• M56: 17,236,667 km (0.106 R)
• M57: 17,344,826 km (0.091 R)
• M58: 17,852,561 km (0.088 R)
• M59: 17,998,419 km (0.118 R)
• M60: 18,475,487 km (0.096 R)
• M61: 18,919,643 km (0.097 R)
• M62: 19,818,277 km (0.082 R)
• M63: 21,231,079 km (0.038 R)
• M64: 21,502,001 km (0.112 R)
• M65: 22,164,720 km (0.089 R)
• M66: 22,282,304 km (0.094 R)
• M67: 22,715,539 km (0.105 R)
• M68: 24,435,466 km (0.081 R)
• M69: 25,126,907 km (0.094 R)
• M70: 25,290,567 km (0.11 R)
• M71: 25,454,526 km (0.11 R)
• M72: 25,824,781 km (0.078 R)
• M73: 25,907,359 km (0.118 R)
• M74: 26,114,104 km (0.064 R)
• M75: 26,820,953 km (0.065 R)
• M76: 27,197,790 km (0.073 R)
• M77: 27,787,356 km (0.046 R)
• M78: 28,083,859 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.9

Radius: 12

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.97 AU - 9.65 AU

Year: 10535 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 66,315,865 km

• M1: 213,476 km (0.098 R)
• M2: 343,477 km (0.119 R)
• M3: 628,610 km (0.049 R)
• M4: 771,925 km (0.058 R)
• M5: 1,158,636 km (0.117 R)
• M6: 1,362,388 km (0.052 R)
• M7: 1,529,339 km (0.085 R)
• M8: 1,678,039 km (0.108 R)
• M9: 1,754,334 km (0.076 R)
• M10: 2,180,987 km (0.089 R)
• M11: 2,292,887 km (0.113 R)
• M12: 2,911,623 km (0.086 R)
• M13: 3,881,915 km (0.062 R)
• M14: 4,122,020 km (0.088 R)
• M15: 4,580,687 km (0.074 R)
• M16: 4,688,996 km (0.117 R)
• M17: 5,623,982 km (0.115 R)
• M18: 5,701,324 km (0.059 R)
• M19: 6,252,293 km (0.097 R)
• M20: 6,861,606 km (0.114 R)
• M21: 7,832,795 km (0.101 R)
• M22: 8,533,661 km (0.09 R)
• M23: 8,801,740 km (0.107 R)
• M24: 9,576,358 km (0.113 R)
• M25: 11,929,084 km (0.081 R)
• M26: 12,279,143 km (0.086 R)
• M27: 17,638,038 km (0.094 R)
• M28: 18,266,199 km (0.068 R)
• M29: 18,843,797 km (0.025 R)
• M30: 19,018,228 km (0.078 R)
• M31: 20,732,171 km (0.116 R)
• M32: 21,577,099 km (0.057 R)
• M33: 21,698,722 km (0.058 R)
• M34: 22,064,938 km (0.111 R)
• M35: 23,176,151 km (0.108 R)
• M36: 23,801,320 km (0.106 R)
• M37: 24,431,875 km (0.053 R)
• M38: 24,622,164 km (0.116 R)
• M39: 25,196,021 km (0.051 R)
• M40: 25,452,432 km (0.052 R)
• M41: 25,581,086 km (0.04 R)
• M42: 26,097,498 km (0.107 R)
• M43: 26,291,975 km (0.087 R)
• M44: 26,421,976 km (0.113 R)
• M45: 26,878,399 km (0.085 R)
• M46: 28,064,411 km (0.074 R)
• M47: 28,197,104 km (0.069 R)
• M48: 28,730,570 km (0.12 R)
• M49: 29,334,646 km (0.116 R)
• M50: 30,078,597 km (0.119 R)
• M51: 30,418,782 km (0.106 R)
• M52: 30,828,830 km (0.103 R)
• M53: 31,723,425 km (0.064 R)
• M54: 33,749,579 km (0.119 R)
• M55: 35,386,030 km (0.066 R)
• M56: 35,745,214 km (0.101 R)
• M57: 37,486,234 km (0.119 R)
• M58: 37,705,695 km (0.083 R)
• M59: 38,293,315 km (0.115 R)
• M60: 40,448,571 km (0.104 R)
• M61: 40,824,212 km (0.087 R)
• M62: 41,957,864 km (0.111 R)
• M63: 42,414,138 km (0.095 R)
• M64: 42,872,207 km (0.111 R)
• M65: 42,948,651 km (0.118 R)
• M66: 43,101,839 km (0.084 R)
• M67: 43,485,408 km (0.09 R)
• M68: 43,562,302 km (0.064 R)
• M69: 43,639,195 km (0.08 R)
• M70: 44,875,920 km (0.11 R)
• M71: 44,953,562 km (0.079 R)
• M72: 45,264,725 km (0.102 R)
• M73: 45,732,667 km (0.065 R)
• M74: 45,889,147 km (0.091 R)
• M75: 47,067,529 km (0.071 R)
• M76: 47,858,752 km (0.092 R)
• M77: 47,938,189 km (0.027 R)
• M78: 48,256,084 km (0.089 R)
• M79: 48,335,670 km (0.102 R)
• M80: 49,614,882 km (0.116 R)
• M81: 50,824,231 km (0.118 R)
• M82: 51,391,955 km (0.064 R)
• M83: 52,043,304 km (0.077 R)
• M84: 53,189,822 km (0.118 R)
• M85: 54,842,131 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.3

Radius: 5.2

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 17.06 AU - 18.62 AU

Year: 27945 Days

Day: 19.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 61.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 66,315,865 km

• M1: 66,721 km (0.034 R)
• M2: 103,522 km (0.097 R)
• M3: 280,795 km (0.078 R)
• M4: 342,430 km (0.051 R)
• M5: 536,159 km (0.064 R)
• M6: 718,369 km (0.071 R)
• M7: 966,253 km (0.116 R)
• M8: 1,062,743 km (0.112 R)
• M9: 2,318,767 km (0.093 R)
• M10: 2,481,679 km (0.097 R)
• M11: 2,682,140 km (0.051 R)
• M12: 3,913,480 km (0.028 R)
• M13: 4,146,703 km (0.053 R)
• M14: 4,186,048 km (0.062 R)
• M15: 4,998,214 km (0.073 R)
• M16: 5,857,505 km (0.077 R)
• M17: 7,041,422 km (0.117 R)
• M18: 7,708,629 km (0.073 R)
• M19: 8,197,515 km (0.092 R)
• M20: 8,797,252 km (0.057 R)
• M21: 9,307,830 km (0.062 R)
• M22: 9,566,784 km (0.115 R)
• M23: 11,389,185 km (0.032 R)
• M24: 11,444,387 km (0.098 R)
• M25: 11,721,741 km (0.118 R)
• M26: 11,777,392 km (0.11 R)
• M27: 12,283,032 km (0.104 R)
• M28: 12,339,580 km (0.084 R)
• M29: 12,623,966 km (0.087 R)
• M30: 13,373,302 km (0.061 R)
• M31: 13,665,466 km (0.093 R)
• M32: 13,782,901 km (0.083 R)
• M33: 14,674,055 km (0.101 R)
• M34: 14,975,345 km (0.112 R)
• M35: 15,278,580 km (0.068 R)
• M36: 18,162,079 km (0.089 R)
• M37: 19,335,076 km (0.094 R)
• M38: 19,400,899 km (0.119 R)
• M39: 19,797,782 km (0.068 R)
• M40: 19,997,196 km (0.063 R)
• M41: 20,130,637 km (0.115 R)
• M42: 21,343,727 km (0.095 R)
• M43: 21,411,794 km (0.106 R)
• M44: 21,753,326 km (0.118 R)
• M45: 22,234,582 km (0.097 R)
• M46: 22,928,118 km (0.064 R)
• M47: 23,207,417 km (0.11 R)
• M48: 23,277,578 km (0.089 R)
• M49: 23,981,586 km (0.08 R)
• M50: 25,266,482 km (0.069 R)
• M51: 25,410,694 km (0.1 R)
• M52: 25,482,800 km (0.087 R)
• M53: 25,844,827 km (0.093 R)
• M54: 25,989,937 km (0.073 R)
• M55: 26,867,179 km (0.032 R)
• M56: 27,679,645 km (0.047 R)
• M57: 27,828,196 km (0.034 R)
• M58: 27,902,696 km (0.043 R)
• M59: 28,575,288 km (0.077 R)
• M60: 29,102,022 km (0.064 R)
• M61: 29,556,201 km (0.115 R)
• M62: 29,784,038 km (0.081 R)
• M63: 30,241,658 km (0.082 R)
• M64: 30,394,697 km (0.076 R)
• M65: 32,173,266 km (0.111 R)
• M66: 35,992,051 km (0.098 R)
• M67: 36,235,447 km (0.089 R)
• M68: 36,723,884 km (0.057 R)
• M69: 36,968,925 km (0.057 R)
• M70: 39,532,584 km (0.067 R)
• M71: 40,035,233 km (0.064 R)
• M72: 40,203,381 km (0.094 R)
• M73: 42,495,070 km (0.088 R)
• M74: 44,567,450 km (0.091 R)
• M75: 45,615,832 km (0.082 R)
• M76: 46,319,390 km (0.041 R)
• M77: 47,115,101 km (0.103 R)
• M78: 48,361,850 km (0.043 R)
• M79: 49,079,022 km (0.117 R)
• M80: 49,258,988 km (0.117 R)
• M81: 49,980,649 km (0.072 R)
• M82: 50,614,944 km (0.114 R)
• M83: 50,705,749 km (0.113 R)
• M84: 53,086,450 km (0.072 R)
• M85: 53,455,957 km (0.05 R)
• M86: 57,292,095 km (0.09 R)
• M87: 58,336,438 km (0.084 R)
• M88: 60,347,332 km (0.078 R)
• M89: 63,259,255 km (0.084 R)
• M90: 64,338,304 km (0.114 R)
• M91: 65,225,719 km (0.118 R)
• M92: 65,423,487 km (0.104 R)
• M93: 65,918,806 km (0.107 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: 535 - 18,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit