🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 15.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.56 AU - 0.74 AU

Year: 338 Days

Day: 21.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.52 AU - 0.8 AU

Year: 346 Days

Day: 27.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,630,571 km

• M1: 407,804 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.8

Radius: 10

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.13 AU - 1.15 AU

Year: 786 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 38,630,571 km

• M1: 129,552 km (0.096 R)
• M2: 193,280 km (0.045 R)
• M3: 282,441 km (0.072 R)
• M4: 396,584 km (0.114 R)
• M5: 460,911 km (0.106 R)
• M6: 662,868 km (0.069 R)
• M7: 768,634 km (0.06 R)
• M8: 871,258 km (0.087 R)
• M9: 969,245 km (0.104 R)
• M10: 1,036,863 km (0.109 R)
• M11: 1,116,150 km (0.108 R)
• M12: 1,307,785 km (0.084 R)
• M13: 1,493,735 km (0.067 R)
• M14: 1,584,241 km (0.099 R)
• M15: 1,700,030 km (0.071 R)
• M16: 1,764,956 km (0.119 R)
• M17: 1,885,232 km (0.064 R)
• M18: 2,178,893 km (0.08 R)
• M19: 2,295,280 km (0.063 R)
• M20: 2,360,954 km (0.09 R)
• M21: 2,698,446 km (0.105 R)
• M22: 2,767,860 km (0.111 R)
• M23: 2,851,934 km (0.099 R)
• M24: 2,915,513 km (0.11 R)
• M25: 3,167,436 km (0.052 R)
• M26: 3,366,850 km (0.054 R)
• M27: 3,539,934 km (0.051 R)
• M28: 3,608,450 km (0.03 R)
• M29: 3,840,177 km (0.075 R)
• M30: 3,926,346 km (0.109 R)
• M31: 4,028,970 km (0.086 R)
• M32: 4,204,897 km (0.104 R)
• M33: 4,285,680 km (0.096 R)
• M34: 4,457,119 km (0.036 R)
• M35: 4,614,197 km (0.091 R)
• M36: 4,781,447 km (0.117 R)
• M37: 4,908,306 km (0.101 R)
• M38: 5,113,554 km (0.091 R)
• M39: 5,295,465 km (0.085 R)
• M40: 5,409,160 km (0.107 R)
• M41: 5,568,033 km (0.068 R)
• M42: 5,692,648 km (0.116 R)
• M43: 5,854,213 km (0.082 R)
• M44: 5,953,696 km (0.117 R)
• M45: 6,200,233 km (0.089 R)
• M46: 6,264,710 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.9

Radius: 13.3

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.36 AU - 1.94 AU

Year: 1368 Days

Day: 13.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 38,630,571 km

• M1: 168,447 km (0.027 R)
• M2: 259,852 km (0.108 R)
• M3: 356,492 km (0.118 R)
• M4: 522,097 km (0.114 R)
• M5: 631,901 km (0.093 R)
• M6: 718,818 km (0.108 R)
• M7: 810,521 km (0.115 R)
• M8: 963,859 km (0.028 R)
• M9: 1,082,041 km (0.115 R)
• M10: 1,197,681 km (0.066 R)
• M11: 1,342,342 km (0.114 R)
• M12: 1,433,896 km (0.084 R)
• M13: 1,614,759 km (0.076 R)
• M14: 1,703,621 km (0.056 R)
• M15: 1,794,277 km (0.085 R)
• M16: 2,134,612 km (0.07 R)
• M17: 2,568,296 km (0.052 R)
• M18: 2,790,299 km (0.107 R)
• M19: 2,909,230 km (0.117 R)
• M20: 3,007,815 km (0.117 R)
• M21: 3,118,667 km (0.098 R)
• M22: 3,378,967 km (0.059 R)
• M23: 3,482,938 km (0.086 R)
• M24: 3,611,293 km (0.069 R)
• M25: 3,753,261 km (0.096 R)
• M26: 3,836,886 km (0.059 R)
• M27: 3,957,462 km (0.089 R)
• M28: 4,042,733 km (0.117 R)
• M29: 4,153,136 km (0.091 R)
• M30: 4,876,442 km (0.068 R)
• M31: 5,166,213 km (0.059 R)
• M32: 5,273,026 km (0.099 R)
• M33: 5,407,514 km (0.118 R)
• M34: 5,543,200 km (0.098 R)
• M35: 5,985,112 km (0.051 R)
• M36: 6,069,186 km (0.089 R)
• M37: 6,669,372 km (0.11 R)
• M38: 6,815,081 km (0.112 R)
• M39: 6,903,044 km (0.116 R)
• M40: 7,080,018 km (0.043 R)
• M41: 7,423,645 km (0.08 R)
• M42: 7,864,659 km (0.086 R)
• M43: 8,111,645 km (0.099 R)
• M44: 8,236,111 km (0.114 R)
• M45: 8,518,552 km (0.107 R)
• M46: 8,996,517 km (0.104 R)
• M47: 9,109,164 km (0.111 R)
• M48: 9,206,253 km (0.107 R)
• M49: 9,466,703 km (0.111 R)
• M50: 9,581,444 km (0.054 R)
• M51: 10,296,373 km (0.108 R)
• M52: 10,549,941 km (0.061 R)
• M53: 11,201,290 km (0.109 R)
• M54: 11,322,764 km (0.067 R)
• M55: 11,971,869 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.4

Radius: 10.3

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.59 AU - 2.01 AU

Year: 1559 Days

Day: 9.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 38,630,571 km

• M1: 152,141 km (0.07 R)
• M2: 217,515 km (0.107 R)
• M3: 315,652 km (0.114 R)
• M4: 463,903 km (0.053 R)
• M5: 529,576 km (0.118 R)
• M6: 638,484 km (0.094 R)
• M7: 727,345 km (0.094 R)
• M8: 973,583 km (0.118 R)
• M9: 1,086,230 km (0.07 R)
• M10: 1,186,311 km (0.089 R)
• M11: 1,571,675 km (0.058 R)
• M12: 1,705,416 km (0.09 R)
• M13: 1,773,782 km (0.107 R)
• M14: 1,883,138 km (0.09 R)
• M15: 1,974,393 km (0.059 R)
• M16: 2,246,362 km (0.072 R)
• M17: 2,508,158 km (0.107 R)
• M18: 2,575,178 km (0.065 R)
• M19: 2,734,051 km (0.114 R)
• M20: 2,803,165 km (0.047 R)
• M21: 2,966,675 km (0.099 R)
• M22: 3,488,622 km (0.093 R)
• M23: 3,779,590 km (0.103 R)
• M24: 3,934,723 km (0.059 R)
• M25: 4,012,963 km (0.098 R)
• M26: 4,091,801 km (0.077 R)
• M27: 4,237,659 km (0.074 R)
• M28: 4,425,853 km (0.094 R)
• M29: 4,493,770 km (0.098 R)
• M30: 4,575,750 km (0.056 R)
• M31: 4,810,619 km (0.102 R)
• M32: 4,894,543 km (0.058 R)
• M33: 5,077,950 km (0.096 R)
• M34: 5,149,009 km (0.115 R)
• M35: 5,422,474 km (0.103 R)
• M36: 5,553,671 km (0.039 R)
• M37: 5,627,124 km (0.073 R)
• M38: 5,893,857 km (0.114 R)
• M39: 6,516,932 km (0.03 R)
• M40: 7,002,078 km (0.092 R)
• M41: 7,224,979 km (0.098 R)
• M42: 7,321,320 km (0.11 R)
• M43: 7,417,960 km (0.055 R)
• M44: 7,661,655 km (0.109 R)
• M45: 7,759,791 km (0.091 R)
• M46: 7,990,471 km (0.106 R)
• M47: 8,223,545 km (0.088 R)
• M48: 8,475,767 km (0.042 R)
• M49: 8,884,618 km (0.047 R)
• M50: 9,056,805 km (0.102 R)
• M51: 9,282,398 km (0.054 R)
• M52: 9,352,260 km (0.089 R)
• M53: 9,545,092 km (0.118 R)
• M54: 9,668,510 km (0.059 R)
• M55: 9,827,982 km (0.081 R)
• M56: 10,257,328 km (0.05 R)
• M57: 10,547,099 km (0.104 R)
• M58: 10,638,204 km (0.071 R)
• M59: 10,894,764 km (0.112 R)
• M60: 10,986,767 km (0.117 R)
• M61: 11,079,218 km (0.112 R)
• M62: 11,227,470 km (0.03 R)
• M63: 11,751,810 km (0.115 R)
• M64: 12,630,548 km (0.095 R)
• M65: 12,766,084 km (0.047 R)
• M66: 13,019,203 km (0.054 R)
• M67: 13,156,235 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.5

Radius: 9.2

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.84 AU - 2.98 AU

Year: 2416 Days

Day: 14.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 38,630,571 km

• M1: 116,986 km (0.12 R)
• M2: 235,168 km (0.043 R)
• M3: 305,778 km (0.031 R)
• M4: 368,460 km (0.088 R)
• M5: 436,676 km (0.081 R)
• M6: 625,469 km (0.105 R)
• M7: 726,148 km (0.083 R)
• M8: 807,679 km (0.112 R)
• M9: 945,010 km (0.09 R)
• M10: 1,156,242 km (0.091 R)
• M11: 1,213,987 km (0.053 R)
• M12: 1,372,710 km (0.078 R)
• M13: 1,485,956 km (0.058 R)
• M14: 1,559,707 km (0.083 R)
• M15: 1,667,268 km (0.072 R)
• M16: 1,799,812 km (0.116 R)
• M17: 2,028,398 km (0.111 R)
• M18: 2,388,928 km (0.113 R)
• M19: 2,589,539 km (0.052 R)
• M20: 2,821,865 km (0.06 R)
• M21: 3,007,366 km (0.057 R)
• M22: 3,142,303 km (0.12 R)
• M23: 3,362,511 km (0.117 R)
• M24: 3,587,806 km (0.114 R)
• M25: 3,659,164 km (0.077 R)
• M26: 3,745,482 km (0.096 R)
• M27: 3,832,548 km (0.11 R)
• M28: 3,964,344 km (0.075 R)
• M29: 4,384,115 km (0.056 R)
• M30: 4,475,968 km (0.078 R)
• M31: 4,661,619 km (0.092 R)
• M32: 4,755,268 km (0.097 R)
• M33: 4,818,248 km (0.075 R)
• M34: 4,992,530 km (0.11 R)
• M35: 5,168,906 km (0.114 R)
• M36: 5,429,206 km (0.101 R)
• M37: 5,494,879 km (0.063 R)
• M38: 5,561,002 km (0.081 R)
• M39: 5,643,879 km (0.085 R)
• M40: 6,252,892 km (0.112 R)
• M41: 6,443,180 km (0.11 R)
• M42: 6,811,789 km (0.103 R)
• M43: 6,954,057 km (0.056 R)
• M44: 7,313,989 km (0.067 R)
• M45: 7,551,252 km (0.059 R)
• M46: 7,846,708 km (0.097 R)
• M47: 8,278,148 km (0.119 R)
• M48: 8,468,137 km (0.055 R)
• M49: 9,105,274 km (0.08 R)
• M50: 9,340,891 km (0.1 R)
• M51: 9,638,142 km (0.068 R)
• M52: 10,589,734 km (0.074 R)
• M53: 10,651,518 km (0.091 R)
• M54: 10,983,027 km (0.054 R)
• M55: 11,149,978 km (0.079 R)
• M56: 11,233,753 km (0.1 R)
• M57: 11,338,920 km (0.07 R)
• M58: 11,634,825 km (0.1 R)
• M59: 11,997,600 km (0.113 R)
• M60: 12,147,945 km (0.096 R)
• M61: 12,756,210 km (0.067 R)
• M62: 12,865,716 km (0.095 R)
• M63: 13,086,074 km (0.073 R)
• M64: 13,152,346 km (0.12 R)
• M65: 13,263,048 km (0.067 R)
• M66: 13,507,940 km (0.112 R)
• M67: 13,731,738 km (0.102 R)
• M68: 13,821,646 km (0.068 R)
• M69: 13,956,883 km (0.115 R)
• M70: 14,115,157 km (0.08 R)
• M71: 14,387,874 km (0.053 R)
• M72: 14,938,544 km (0.065 R)
• M73: 15,146,784 km (0.085 R)
• M74: 15,519,582 km (0.055 R)
• M75: 15,707,028 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52

Radius: 8.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.06 AU - 2.8 AU

Year: 2446 Days

Day: 7.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 38,630,571 km

• M1: 108,159 km (0.096 R)
• M2: 169,494 km (0.101 R)
• M3: 275,110 km (0.111 R)
• M4: 382,522 km (0.04 R)
• M5: 442,361 km (0.099 R)
• M6: 528,080 km (0.108 R)
• M7: 629,508 km (0.103 R)
• M8: 773,720 km (0.108 R)
• M9: 874,549 km (0.051 R)
• M10: 1,002,455 km (0.083 R)
• M11: 1,113,158 km (0.057 R)
• M12: 1,252,583 km (0.048 R)
• M13: 1,365,978 km (0.099 R)
• M14: 1,449,903 km (0.109 R)
• M15: 1,589,328 km (0.119 R)
• M16: 1,853,069 km (0.046 R)
• M17: 2,049,042 km (0.082 R)
• M18: 2,115,912 km (0.058 R)
• M19: 2,274,785 km (0.086 R)
• M20: 2,750,207 km (0.116 R)
• M21: 3,016,342 km (0.084 R)
• M22: 3,186,883 km (0.118 R)
• M23: 3,282,177 km (0.1 R)
• M24: 3,378,219 km (0.103 R)
• M25: 3,457,656 km (0.108 R)
• M26: 3,510,912 km (0.106 R)
• M27: 3,974,815 km (0.114 R)
• M28: 4,237,808 km (0.112 R)
• M29: 4,323,528 km (0.076 R)
• M30: 4,381,123 km (0.081 R)
• M31: 4,525,934 km (0.112 R)
• M32: 4,662,517 km (0.082 R)
• M33: 4,731,332 km (0.114 R)
• M34: 4,790,722 km (0.106 R)
• M35: 4,929,998 km (0.11 R)
• M36: 5,100,839 km (0.08 R)
• M37: 5,263,601 km (0.115 R)
• M38: 5,397,042 km (0.102 R)
• M39: 5,521,209 km (0.044 R)
• M40: 5,878,299 km (0.052 R)
• M41: 5,995,434 km (0.092 R)
• M42: 6,091,924 km (0.109 R)
• M43: 6,537,726 km (0.118 R)
• M44: 6,747,911 km (0.109 R)
• M45: 6,949,120 km (0.097 R)
• M46: 7,095,726 km (0.116 R)
• M47: 7,254,599 km (0.12 R)
• M48: 7,334,634 km (0.115 R)
• M49: 7,437,857 km (0.063 R)
• M50: 7,587,754 km (0.054 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.4

Radius: 4.2

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.48 AU - 8.92 AU

Year: 13796 Days

Day: 20.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 38,630,571 km

• M1: 65,823 km (0.087 R)
• M2: 619,186 km (0.065 R)
• M3: 782,098 km (0.083 R)
• M4: 844,630 km (0.08 R)
• M5: 1,128,716 km (0.118 R)
• M6: 1,440,478 km (0.114 R)
• M7: 1,944,623 km (0.102 R)
• M8: 3,047,608 km (0.102 R)
• M9: 3,685,493 km (0.089 R)
• M10: 3,979,004 km (0.117 R)
• M11: 4,874,497 km (0.036 R)
• M12: 4,990,735 km (0.089 R)
• M13: 5,107,870 km (0.091 R)
• M14: 5,524,799 km (0.119 R)
• M15: 5,615,605 km (0.113 R)
• M16: 5,737,527 km (0.08 R)
• M17: 5,798,713 km (0.086 R)
• M18: 6,076,965 km (0.101 R)
• M19: 6,265,009 km (0.062 R)
• M20: 6,970,363 km (0.1 R)
• M21: 7,233,057 km (0.115 R)
• M22: 7,432,172 km (0.112 R)
• M23: 7,532,402 km (0.079 R)
• M24: 9,702,320 km (0.065 R)
• M25: 10,328,686 km (0.079 R)
• M26: 10,740,978 km (0.066 R)
• M27: 12,127,451 km (0.106 R)
• M28: 12,522,539 km (0.093 R)
• M29: 14,310,084 km (0.101 R)
• M30: 14,601,799 km (0.072 R)
• M31: 14,937,497 km (0.104 R)
• M32: 15,064,057 km (0.059 R)
• M33: 15,745,026 km (0.102 R)
• M34: 15,787,961 km (0.057 R)
• M35: 17,847,475 km (0.118 R)
• M36: 18,931,311 km (0.097 R)
• M37: 19,343,154 km (0.101 R)
• M38: 19,573,385 km (0.084 R)
• M39: 20,222,491 km (0.099 R)
• M40: 20,362,514 km (0.107 R)
• M41: 20,878,627 km (0.042 R)
• M42: 21,351,506 km (0.113 R)
• M43: 22,115,652 km (0.076 R)
• M44: 22,356,205 km (0.098 R)
• M45: 23,034,482 km (0.09 R)
• M46: 23,719,490 km (0.078 R)
• M47: 24,015,245 km (0.088 R)
• M48: 25,511,523 km (0.11 R)
• M49: 25,612,352 km (0.073 R)
• M50: 26,576,959 km (0.112 R)
• M51: 27,604,846 km (0.119 R)
• M52: 28,123,801 km (0.103 R)
• M53: 28,855,634 km (0.079 R)
• M54: 29,329,411 km (0.075 R)
• M55: 29,965,052 km (0.062 R)
• M56: 30,018,159 km (0.106 R)
• M57: 30,712,443 km (0.108 R)
• M58: 32,116,568 km (0.104 R)
• M59: 33,541,488 km (0.114 R)
• M60: 33,873,296 km (0.061 R)
• M61: 35,098,952 km (0.107 R)
• M62: 35,999,531 km (0.057 R)
• M63: 37,708,387 km (0.069 R)
• M64: 38,572,764 km (0.103 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 13,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit