🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.54 AU - 0.54 AU

Year: 144 Days

Day: 23.8 Hours

Environment

Temp: 201 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,989,765 km

• M1: 414,237 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.71 AU - 0.83 AU

Year: 244 Days

Day: 31.4 Hours

Environment

Temp: 102 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,989,765 km

• M1: 96,191 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.07 AU - 1.15 AU

Year: 423 Days

Day: 28.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 49.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.4 AU - 1.96 AU

Year: 788 Days

Day: 43.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.07 AU - 2.53 AU

Year: 1261 Days

Day: 18.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.98 AU - 3.68 AU

Year: 2198 Days

Day: 20.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889

Radius: 10.4

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.1 AU - 7.82 AU

Year: 6641 Days

Day: 8.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 89,989,765 km

• M1: 147,803 km (0.051 R)
• M2: 367,113 km (0.07 R)
• M3: 627,114 km (0.092 R)
• M4: 944,112 km (0.119 R)
• M5: 1,077,853 km (0.111 R)
• M6: 1,254,378 km (0.051 R)
• M7: 2,207,167 km (0.119 R)
• M8: 2,549,896 km (0.034 R)
• M9: 2,934,213 km (0.106 R)
• M10: 4,001,294 km (0.068 R)
• M11: 4,306,474 km (0.103 R)
• M12: 4,504,691 km (0.091 R)
• M13: 4,822,287 km (0.083 R)
• M14: 5,756,376 km (0.071 R)
• M15: 5,943,523 km (0.099 R)
• M16: 6,037,920 km (0.056 R)
• M17: 6,582,157 km (0.116 R)
• M18: 6,647,232 km (0.104 R)
• M19: 7,276,141 km (0.091 R)
• M20: 7,377,269 km (0.101 R)
• M21: 7,580,722 km (0.059 R)
• M22: 7,820,528 km (0.096 R)
• M23: 8,876,390 km (0.107 R)
• M24: 9,201,915 km (0.109 R)
• M25: 9,274,918 km (0.106 R)
• M26: 9,421,225 km (0.112 R)
• M27: 9,716,083 km (0.067 R)
• M28: 10,126,729 km (0.098 R)
• M29: 10,315,222 km (0.117 R)
• M30: 10,428,916 km (0.093 R)
• M31: 10,695,799 km (0.061 R)
• M32: 11,197,251 km (0.065 R)
• M33: 11,392,327 km (0.119 R)
• M34: 11,549,105 km (0.057 R)
• M35: 11,904,550 km (0.086 R)
• M36: 11,983,986 km (0.119 R)
• M37: 12,263,435 km (0.114 R)
• M38: 12,707,142 km (0.039 R)
• M39: 13,033,116 km (0.067 R)
• M40: 13,115,096 km (0.066 R)
• M41: 14,449,210 km (0.091 R)
• M42: 15,347,994 km (0.096 R)
• M43: 15,826,108 km (0.057 R)
• M44: 16,441,554 km (0.117 R)
• M45: 16,618,827 km (0.09 R)
• M46: 18,288,938 km (0.054 R)
• M47: 19,074,028 km (0.087 R)
• M48: 19,167,078 km (0.074 R)
• M49: 19,494,099 km (0.054 R)
• M50: 19,681,844 km (0.117 R)
• M51: 20,011,857 km (0.051 R)
• M52: 20,629,397 km (0.116 R)
• M53: 21,012,517 km (0.1 R)
• M54: 21,108,708 km (0.088 R)
• M55: 21,543,290 km (0.051 R)
• M56: 21,785,938 km (0.083 R)
• M57: 22,029,633 km (0.095 R)
• M58: 22,372,212 km (0.072 R)
• M59: 22,864,539 km (0.119 R)
• M60: 23,460,237 km (0.117 R)
• M61: 24,262,381 km (0.108 R)
• M62: 24,819,184 km (0.086 R)
• M63: 25,022,637 km (0.116 R)
• M64: 25,328,864 km (0.097 R)
• M65: 26,151,653 km (0.114 R)
• M66: 26,255,174 km (0.092 R)
• M67: 26,722,518 km (0.11 R)
• M68: 26,878,848 km (0.096 R)
• M69: 27,349,782 km (0.105 R)
• M70: 27,981,983 km (0.087 R)
• M71: 28,512,457 km (0.074 R)
• M72: 28,618,970 km (0.108 R)
• M73: 29,314,600 km (0.079 R)
• M74: 29,799,297 km (0.062 R)
• M75: 30,178,229 km (0.06 R)
• M76: 30,613,110 km (0.097 R)
• M77: 30,722,167 km (0.101 R)
• M78: 30,885,976 km (0.103 R)
• M79: 30,995,482 km (0.096 R)
• M80: 32,651,680 km (0.084 R)
• M81: 34,223,355 km (0.106 R)
• M82: 34,449,996 km (0.07 R)
• M83: 35,189,608 km (0.12 R)
• M84: 35,762,119 km (0.089 R)
• M85: 36,107,241 km (0.111 R)
• M86: 36,916,566 km (0.119 R)
• M87: 38,376,641 km (0.058 R)
• M88: 39,143,330 km (0.088 R)
• M89: 39,796,026 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.9

Radius: 10.7

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 11.65 AU - 12.15 AU

Year: 14846 Days

Day: 8.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 89,989,765 km

• M1: 146,756 km (0.114 R)
• M2: 263,591 km (0.053 R)
• M3: 1,199,177 km (0.107 R)
• M4: 1,945,820 km (0.073 R)
• M5: 2,186,223 km (0.105 R)
• M6: 2,550,494 km (0.098 R)
• M7: 2,637,261 km (0.069 R)
• M8: 2,725,224 km (0.073 R)
• M9: 3,210,520 km (0.086 R)
• M10: 3,431,326 km (0.091 R)
• M11: 4,056,047 km (0.088 R)
• M12: 4,680,319 km (0.109 R)
• M13: 4,751,528 km (0.114 R)
• M14: 5,260,310 km (0.113 R)
• M15: 5,901,636 km (0.117 R)
• M16: 6,290,441 km (0.1 R)
• M17: 6,369,129 km (0.094 R)
• M18: 6,527,703 km (0.085 R)
• M19: 6,767,957 km (0.05 R)
• M20: 7,423,046 km (0.083 R)
• M21: 8,141,116 km (0.117 R)
• M22: 8,661,418 km (0.105 R)
• M23: 8,837,345 km (0.028 R)
• M24: 9,552,422 km (0.108 R)
• M25: 9,825,439 km (0.11 R)
• M26: 10,101,147 km (0.113 R)
• M27: 10,286,200 km (0.071 R)
• M28: 10,990,656 km (0.099 R)
• M29: 11,181,094 km (0.057 R)
• M30: 11,276,837 km (0.033 R)
• M31: 12,944,255 km (0.081 R)
• M32: 13,196,028 km (0.042 R)
• M33: 14,115,457 km (0.094 R)
• M34: 14,635,160 km (0.045 R)
• M35: 14,792,387 km (0.107 R)
• M36: 14,897,405 km (0.062 R)
• M37: 15,214,253 km (0.115 R)
• M38: 15,640,009 km (0.056 R)
• M39: 16,340,276 km (0.114 R)
• M40: 16,557,792 km (0.026 R)
• M41: 17,216,321 km (0.115 R)
• M42: 17,771,479 km (0.077 R)
• M43: 17,939,178 km (0.116 R)
• M44: 18,558,663 km (0.102 R)
• M45: 18,672,058 km (0.118 R)
• M46: 18,842,600 km (0.084 R)
• M47: 19,299,771 km (0.104 R)
• M48: 20,400,362 km (0.054 R)
• M49: 21,106,016 km (0.109 R)
• M50: 22,360,095 km (0.081 R)
• M51: 23,576,624 km (0.08 R)
• M52: 23,761,079 km (0.068 R)
• M53: 24,316,984 km (0.056 R)
• M54: 25,002,292 km (0.095 R)
• M55: 27,612,027 km (0.108 R)
• M56: 27,741,579 km (0.04 R)
• M57: 28,131,431 km (0.104 R)
• M58: 28,457,554 km (0.092 R)
• M59: 28,850,697 km (0.075 R)
• M60: 29,509,826 km (0.102 R)
• M61: 29,708,492 km (0.099 R)
• M62: 30,977,381 km (0.117 R)
• M63: 31,584,598 km (0.115 R)
• M64: 33,429,739 km (0.117 R)
• M65: 33,498,703 km (0.077 R)
• M66: 34,052,515 km (0.059 R)
• M67: 34,191,341 km (0.102 R)
• M68: 37,797,099 km (0.111 R)
• M69: 38,084,925 km (0.068 R)
• M70: 38,735,377 km (0.112 R)
• M71: 41,744,388 km (0.078 R)
• M72: 43,088,974 km (0.103 R)
• M73: 43,164,072 km (0.097 R)
• M74: 43,314,567 km (0.102 R)
• M75: 43,615,708 km (0.06 R)
• M76: 44,523,767 km (0.075 R)
• M77: 44,827,750 km (0.056 R)
• M78: 45,208,776 km (0.096 R)
• M79: 47,439,878 km (0.091 R)
• M80: 48,999,436 km (0.078 R)
• M81: 49,313,292 km (0.112 R)
• M82: 49,785,423 km (0.097 R)
• M83: 49,864,261 km (0.104 R)
• M84: 50,101,075 km (0.082 R)
• M85: 51,290,378 km (0.058 R)
• M86: 52,328,737 km (0.087 R)
• M87: 52,408,921 km (0.074 R)
• M88: 52,489,106 km (0.105 R)
• M89: 53,616,176 km (0.047 R)
• M90: 53,777,742 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.5

Radius: 7.1

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 12.1 AU - 15.3 AU

Year: 18339 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 89,989,765 km

• M1: 150,495 km (0.117 R)
• M2: 300,692 km (0.119 R)
• M3: 444,605 km (0.116 R)
• M4: 513,420 km (0.101 R)
• M5: 636,838 km (0.114 R)
• M6: 729,290 km (0.078 R)
• M7: 869,313 km (0.036 R)
• M8: 1,257,669 km (0.043 R)
• M9: 1,694,794 km (0.117 R)
• M10: 2,338,514 km (0.06 R)
• M11: 3,752,663 km (0.098 R)
• M12: 4,121,870 km (0.101 R)
• M13: 4,247,532 km (0.061 R)
• M14: 4,841,735 km (0.064 R)
• M15: 6,135,457 km (0.105 R)
• M16: 6,192,753 km (0.072 R)
• M17: 7,103,954 km (0.119 R)
• M18: 7,164,242 km (0.103 R)
• M19: 7,254,898 km (0.065 R)
• M20: 8,025,028 km (0.106 R)
• M21: 8,918,277 km (0.112 R)
• M22: 9,343,584 km (0.092 R)
• M23: 9,708,603 km (0.082 R)
• M24: 10,214,094 km (0.063 R)
• M25: 10,521,368 km (0.095 R)
• M26: 10,693,405 km (0.098 R)
• M27: 11,959,602 km (0.096 R)
• M28: 12,428,441 km (0.061 R)
• M29: 12,793,161 km (0.033 R)
• M30: 14,021,659 km (0.109 R)
• M31: 14,135,204 km (0.086 R)
• M32: 14,325,043 km (0.116 R)
• M33: 14,707,415 km (0.116 R)
• M34: 15,874,578 km (0.084 R)
• M35: 15,992,910 km (0.12 R)
• M36: 16,869,703 km (0.118 R)
• M37: 18,462,023 km (0.102 R)
• M38: 18,545,050 km (0.042 R)
• M39: 19,045,305 km (0.11 R)
• M40: 19,213,154 km (0.088 R)
• M41: 21,351,206 km (0.116 R)
• M42: 21,875,397 km (0.07 R)
• M43: 22,139,138 km (0.07 R)
• M44: 24,559,782 km (0.068 R)
• M45: 25,108,955 km (0.084 R)
• M46: 27,298,769 km (0.083 R)
• M47: 27,630,128 km (0.094 R)
• M48: 28,010,556 km (0.098 R)
• M49: 29,452,081 km (0.097 R)
• M50: 29,791,967 km (0.081 R)
• M51: 30,328,575 km (0.101 R)
• M52: 30,671,752 km (0.108 R)
• M53: 31,411,514 km (0.1 R)
• M54: 33,160,163 km (0.04 R)
• M55: 33,361,971 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.4

Radius: 4.1

Gravity: 34.88 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 17.3 AU - 18.86 AU

Year: 27803 Days

Day: 21.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 89,989,765 km

• M1: 73,752 km (0.083 R)
• M2: 268,229 km (0.059 R)
• M3: 364,720 km (0.109 R)
• M4: 639,830 km (0.096 R)
• M5: 909,555 km (0.093 R)
• M6: 2,047,995 km (0.06 R)
• M7: 3,111,037 km (0.092 R)
• M8: 4,266,681 km (0.114 R)
• M9: 5,328,227 km (0.082 R)
• M10: 5,645,973 km (0.093 R)
• M11: 6,244,066 km (0.093 R)
• M12: 6,748,360 km (0.045 R)
• M13: 6,805,207 km (0.116 R)
• M14: 6,976,646 km (0.081 R)
• M15: 7,323,863 km (0.097 R)
• M16: 7,676,764 km (0.082 R)
• M17: 8,155,777 km (0.08 R)
• M18: 8,521,394 km (0.103 R)
• M19: 9,331,766 km (0.106 R)
• M20: 9,971,596 km (0.112 R)
• M21: 10,231,597 km (0.109 R)
• M22: 13,305,235 km (0.092 R)
• M23: 13,951,647 km (0.063 R)
• M24: 14,977,440 km (0.115 R)
• M25: 15,951,621 km (0.086 R)
• M26: 17,178,323 km (0.111 R)
• M27: 17,411,696 km (0.117 R)
• M28: 17,881,583 km (0.09 R)
• M29: 18,118,097 km (0.115 R)
• M30: 19,154,960 km (0.042 R)
• M31: 19,316,077 km (0.107 R)
• M32: 19,721,039 km (0.115 R)
• M33: 20,292,802 km (0.1 R)
• M34: 20,374,931 km (0.068 R)
• M35: 21,202,207 km (0.107 R)
• M36: 22,040,254 km (0.074 R)
• M37: 22,718,681 km (0.053 R)
• M38: 24,356,927 km (0.098 R)
• M39: 25,943,712 km (0.067 R)
• M40: 27,019,919 km (0.112 R)
• M41: 29,123,265 km (0.078 R)
• M42: 29,308,616 km (0.08 R)
• M43: 29,587,317 km (0.071 R)
• M44: 29,773,716 km (0.111 R)
• M45: 29,867,065 km (0.097 R)
• M46: 30,335,157 km (0.083 R)
• M47: 31,373,366 km (0.066 R)
• M48: 33,776,058 km (0.116 R)
• M49: 35,443,326 km (0.105 R)
• M50: 35,740,278 km (0.082 R)
• M51: 35,839,461 km (0.06 R)
• M52: 36,038,127 km (0.101 R)
• M53: 36,536,288 km (0.039 R)
• M54: 37,338,133 km (0.111 R)
• M55: 37,438,812 km (0.076 R)
• M56: 37,539,491 km (0.058 R)
• M57: 37,640,320 km (0.11 R)
• M58: 38,653,547 km (0.089 R)
• M59: 42,269,477 km (0.065 R)
• M60: 42,794,715 km (0.079 R)
• M61: 44,917,509 km (0.068 R)
• M62: 45,561,079 km (0.077 R)
• M63: 45,991,771 km (0.109 R)
• M64: 47,291,926 km (0.079 R)
• M65: 48,055,922 km (0.113 R)
• M66: 50,929,099 km (0.107 R)
• M67: 54,769,426 km (0.028 R)
• M68: 55,686,461 km (0.092 R)
• M69: 56,031,733 km (0.039 R)
• M70: 61,412,918 km (0.098 R)
• M71: 62,963,350 km (0.07 R)
• M72: 63,683,365 km (0.089 R)
• M73: 64,164,771 km (0.036 R)
• M74: 64,526,648 km (0.111 R)
• M75: 65,252,497 km (0.072 R)
• M76: 68,182,521 km (0.102 R)
• M77: 68,675,147 km (0.101 R)
• M78: 69,416,105 km (0.106 R)
• M79: 69,911,573 km (0.055 R)
• M80: 70,035,590 km (0.111 R)
• M81: 70,905,950 km (0.105 R)
• M82: 72,657,442 km (0.097 R)
• M83: 72,783,104 km (0.077 R)
• M84: 76,458,425 km (0.062 R)
• M85: 77,482,871 km (0.048 R)
• M86: 80,453,436 km (0.117 R)
• M87: 80,843,587 km (0.086 R)
• M88: 81,625,834 km (0.041 R)
• M89: 86,638,260 km (0.051 R)
• M90: 87,438,759 km (0.101 R)
• M91: 88,778,258 km (0.091 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 20,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit