🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.42 AU - 0.68 AU

Year: 143 Days

Day: 39.3 Hours

Environment

Temp: 245 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.69 AU - 0.77 AU

Year: 218 Days

Day: 23.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.25 AU - 1.37 AU

Year: 525 Days

Day: 14.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.48 AU - 2.26 AU

Year: 895 Days

Day: 39.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.46 AU - 3.5 AU

Year: 1800 Days

Day: 36.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,781,131 km

• M1: 937,679 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.5

Radius: 13.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.83 AU - 8.59 AU

Year: 7490 Days

Day: 7.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 65,781,131 km

• M1: 211,232 km (0.057 R)
• M2: 549,922 km (0.096 R)
• M3: 929,452 km (0.105 R)
• M4: 2,614,372 km (0.103 R)
• M5: 2,952,164 km (0.099 R)
• M6: 3,646,747 km (0.088 R)
• M7: 4,316,946 km (0.054 R)
• M8: 4,768,133 km (0.106 R)
• M9: 5,077,352 km (0.119 R)
• M10: 5,181,921 km (0.098 R)
• M11: 5,287,238 km (0.111 R)
• M12: 5,580,449 km (0.102 R)
• M13: 5,742,763 km (0.11 R)
• M14: 6,071,878 km (0.031 R)
• M15: 6,155,204 km (0.111 R)
• M16: 6,407,426 km (0.026 R)
• M17: 6,492,248 km (0.079 R)
• M18: 6,577,519 km (0.064 R)
• M19: 6,835,426 km (0.087 R)
• M20: 7,184,438 km (0.114 R)
• M21: 7,302,171 km (0.088 R)
• M22: 7,809,458 km (0.05 R)
• M23: 7,930,482 km (0.118 R)
• M24: 8,052,255 km (0.109 R)
• M25: 8,545,180 km (0.066 R)
• M26: 8,638,679 km (0.059 R)
• M27: 9,016,413 km (0.08 R)
• M28: 9,592,963 km (0.097 R)
• M29: 9,820,352 km (0.033 R)
• M30: 9,918,488 km (0.107 R)
• M31: 10,181,481 km (0.095 R)
• M32: 10,580,459 km (0.072 R)
• M33: 10,883,095 km (0.103 R)
• M34: 11,565,711 km (0.058 R)
• M35: 11,738,646 km (0.083 R)
• M36: 13,008,432 km (0.067 R)
• M37: 13,586,778 km (0.11 R)
• M38: 14,173,650 km (0.039 R)
• M39: 14,395,803 km (0.082 R)
• M40: 15,031,594 km (0.106 R)
• M41: 15,676,660 km (0.116 R)
• M42: 15,791,402 km (0.052 R)
• M43: 15,983,336 km (0.069 R)
• M44: 16,485,985 km (0.104 R)
• M45: 16,641,716 km (0.101 R)
• M46: 17,033,064 km (0.109 R)
• M47: 17,984,806 km (0.107 R)
• M48: 18,548,042 km (0.115 R)
• M49: 18,750,597 km (0.041 R)
• M50: 18,913,210 km (0.078 R)
• M51: 19,321,762 km (0.11 R)
• M52: 19,403,741 km (0.117 R)
• M53: 19,485,871 km (0.106 R)
• M54: 19,815,734 km (0.08 R)
• M55: 20,022,777 km (0.109 R)
• M56: 20,355,633 km (0.109 R)
• M57: 20,564,621 km (0.1 R)
• M58: 22,133,005 km (0.091 R)
• M59: 22,261,958 km (0.104 R)
• M60: 22,693,249 km (0.104 R)
• M61: 23,476,543 km (0.034 R)
• M62: 24,180,401 km (0.103 R)
• M63: 24,401,806 km (0.062 R)
• M64: 24,490,518 km (0.111 R)
• M65: 25,069,910 km (0.098 R)
• M66: 25,204,249 km (0.075 R)
• M67: 26,469,698 km (0.065 R)
• M68: 26,652,207 km (0.116 R)
• M69: 27,110,126 km (0.082 R)
• M70: 27,340,208 km (0.087 R)
• M71: 28,827,510 km (0.108 R)
• M72: 29,250,423 km (0.046 R)
• M73: 29,533,612 km (0.106 R)
• M74: 30,055,110 km (0.067 R)
• M75: 30,388,563 km (0.097 R)
• M76: 30,963,169 km (0.09 R)
• M77: 31,059,211 km (0.111 R)
• M78: 31,251,743 km (0.116 R)
• M79: 31,348,084 km (0.102 R)
• M80: 32,122,852 km (0.029 R)
• M81: 32,756,997 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.8

Radius: 14.7

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.88 AU - 9.94 AU

Year: 8532 Days

Day: 10.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 65,781,131 km

• M1: 211,382 km (0.058 R)
• M2: 400,922 km (0.083 R)
• M3: 514,617 km (0.028 R)
• M4: 784,940 km (0.101 R)
• M5: 1,020,108 km (0.111 R)
• M6: 2,143,139 km (0.073 R)
• M7: 2,574,430 km (0.08 R)
• M8: 2,910,127 km (0.093 R)
• M9: 3,234,755 km (0.072 R)
• M10: 3,414,422 km (0.102 R)
• M11: 3,837,933 km (0.112 R)
• M12: 4,001,145 km (0.076 R)
• M13: 4,250,524 km (0.113 R)
• M14: 4,362,872 km (0.057 R)
• M15: 4,706,349 km (0.081 R)
• M16: 4,999,411 km (0.076 R)
• M17: 5,389,413 km (0.088 R)
• M18: 6,651,121 km (0.096 R)
• M19: 6,881,203 km (0.068 R)
• M20: 7,689,779 km (0.065 R)
• M21: 7,966,236 km (0.074 R)
• M22: 8,175,524 km (0.1 R)
• M23: 8,599,933 km (0.11 R)
• M24: 8,959,117 km (0.078 R)
• M25: 9,176,932 km (0.098 R)
• M26: 9,692,296 km (0.091 R)
• M27: 9,878,546 km (0.118 R)
• M28: 9,990,894 km (0.059 R)
• M29: 11,255,145 km (0.095 R)
• M30: 11,529,807 km (0.08 R)
• M31: 12,407,647 km (0.105 R)
• M32: 12,895,486 km (0.074 R)
• M33: 13,059,445 km (0.073 R)
• M34: 14,100,497 km (0.071 R)
• M35: 14,823,503 km (0.097 R)
• M36: 14,995,391 km (0.096 R)
• M37: 15,384,645 km (0.114 R)
• M38: 15,777,190 km (0.104 R)
• M39: 16,173,175 km (0.116 R)
• M40: 16,616,883 km (0.051 R)
• M41: 17,199,716 km (0.109 R)
• M42: 17,607,221 km (0.095 R)
• M43: 17,789,431 km (0.096 R)
• M44: 18,663,082 km (0.089 R)
• M45: 18,941,933 km (0.043 R)
• M46: 19,362,752 km (0.052 R)
• M47: 19,456,699 km (0.064 R)
• M48: 19,597,919 km (0.118 R)
• M49: 19,739,439 km (0.087 R)
• M50: 19,833,985 km (0.086 R)
• M51: 20,500,144 km (0.093 R)
• M52: 21,464,452 km (0.119 R)
• M53: 21,854,304 km (0.106 R)
• M54: 22,050,128 km (0.092 R)
• M55: 22,591,672 km (0.109 R)
• M56: 22,888,923 km (0.115 R)
• M57: 23,038,072 km (0.101 R)
• M58: 23,738,190 km (0.117 R)
• M59: 24,597,779 km (0.098 R)
• M60: 24,852,545 km (0.08 R)
• M61: 25,210,682 km (0.03 R)
• M62: 25,673,687 km (0.064 R)
• M63: 25,776,910 km (0.042 R)
• M64: 26,869,722 km (0.078 R)
• M65: 27,395,409 km (0.094 R)
• M66: 27,712,407 km (0.08 R)
• M67: 28,083,859 km (0.085 R)
• M68: 28,938,960 km (0.082 R)
• M69: 30,894,354 km (0.117 R)
• M70: 31,224,367 km (0.07 R)
• M71: 32,556,087 km (0.119 R)
• M72: 32,835,985 km (0.08 R)
• M73: 33,341,625 km (0.107 R)
• M74: 33,567,219 km (0.114 R)
• M75: 34,759,813 km (0.027 R)
• M76: 34,931,252 km (0.095 R)
• M77: 35,447,515 km (0.092 R)
• M78: 36,313,387 km (0.103 R)
• M79: 37,889,700 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355

Radius: 9.9

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.03 AU - 15.39 AU

Year: 16797 Days

Day: 13.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 65,781,131 km

• M1: 132,095 km (0.114 R)
• M2: 232,924 km (0.073 R)
• M3: 363,972 km (0.101 R)
• M4: 590,313 km (0.083 R)
• M5: 658,679 km (0.117 R)
• M6: 920,924 km (0.106 R)
• M7: 1,260,362 km (0.07 R)
• M8: 1,374,505 km (0.029 R)
• M9: 1,737,729 km (0.114 R)
• M10: 2,436,201 km (0.056 R)
• M11: 2,845,501 km (0.046 R)
• M12: 2,966,526 km (0.054 R)
• M13: 3,629,693 km (0.111 R)
• M14: 4,028,970 km (0.114 R)
• M15: 4,130,996 km (0.091 R)
• M16: 5,272,427 km (0.093 R)
• M17: 6,948,971 km (0.113 R)
• M18: 7,277,936 km (0.101 R)
• M19: 7,360,963 km (0.091 R)
• M20: 7,611,988 km (0.057 R)
• M21: 7,908,491 km (0.068 R)
• M22: 8,381,969 km (0.102 R)
• M23: 8,469,035 km (0.1 R)
• M24: 8,776,159 km (0.1 R)
• M25: 8,909,002 km (0.09 R)
• M26: 9,674,046 km (0.049 R)
• M27: 9,995,232 km (0.105 R)
• M28: 10,226,660 km (0.097 R)
• M29: 10,413,209 km (0.088 R)
• M30: 10,932,014 km (0.025 R)
• M31: 11,122,751 km (0.096 R)
• M32: 11,410,877 km (0.093 R)
• M33: 11,896,771 km (0.106 R)
• M34: 13,906,768 km (0.098 R)
• M35: 14,113,512 km (0.119 R)
• M36: 14,269,393 km (0.087 R)
• M37: 14,373,513 km (0.094 R)
• M38: 14,950,811 km (0.092 R)
• M39: 15,589,295 km (0.11 R)
• M40: 17,669,304 km (0.112 R)
• M41: 18,684,624 km (0.089 R)
• M42: 20,771,664 km (0.09 R)
• M43: 21,902,624 km (0.1 R)
• M44: 22,143,327 km (0.101 R)
• M45: 22,627,276 km (0.079 R)
• M46: 23,175,852 km (0.074 R)
• M47: 23,421,043 km (0.05 R)
• M48: 25,476,966 km (0.075 R)
• M49: 26,302,746 km (0.1 R)
• M50: 26,686,764 km (0.114 R)
• M51: 26,943,773 km (0.087 R)
• M52: 27,980,337 km (0.099 R)
• M53: 28,176,011 km (0.113 R)
• M54: 28,700,351 km (0.113 R)
• M55: 29,625,764 km (0.118 R)
• M56: 32,460,045 km (0.087 R)
• M57: 34,327,475 km (0.075 R)
• M58: 34,537,062 km (0.057 R)
• M59: 34,607,074 km (0.067 R)
• M60: 36,371,581 km (0.102 R)
• M61: 36,442,789 km (0.081 R)
• M62: 36,656,565 km (0.094 R)
• M63: 36,870,938 km (0.058 R)
• M64: 37,228,926 km (0.115 R)
• M65: 37,660,067 km (0.086 R)
• M66: 38,672,695 km (0.059 R)
• M67: 39,036,517 km (0.114 R)
• M68: 39,328,233 km (0.07 R)
• M69: 40,946,433 km (0.074 R)
• M70: 41,689,037 km (0.038 R)
• M71: 43,112,461 km (0.093 R)
• M72: 43,263,106 km (0.066 R)
• M73: 44,095,468 km (0.104 R)
• M74: 44,551,592 km (0.107 R)
• M75: 44,704,033 km (0.065 R)
• M76: 45,775,752 km (0.092 R)
• M77: 46,006,581 km (0.102 R)
• M78: 46,160,667 km (0.043 R)
• M79: 46,546,480 km (0.068 R)
• M80: 46,623,822 km (0.048 R)
• M81: 49,988,278 km (0.107 R)
• M82: 51,260,010 km (0.091 R)
• M83: 51,739,770 km (0.064 R)
• M84: 51,899,989 km (0.09 R)
• M85: 52,060,358 km (0.113 R)
• M86: 52,542,512 km (0.089 R)
• M87: 53,592,091 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.5

Radius: 5.3

Gravity: 16.89 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 11.12 AU - 17.88 AU

Year: 19317 Days

Day: 23.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 65,781,131 km

• M1: 67,917 km (0.098 R)
• M2: 104,419 km (0.098 R)
• M3: 198,965 km (0.043 R)
• M4: 424,559 km (0.091 R)
• M5: 591,660 km (0.047 R)
• M6: 800,648 km (0.075 R)
• M7: 1,105,079 km (0.099 R)
• M8: 1,154,896 km (0.113 R)
• M9: 1,256,921 km (0.111 R)
• M10: 1,362,089 km (0.107 R)
• M11: 2,020,618 km (0.115 R)
• M12: 2,529,102 km (0.112 R)
• M13: 2,628,734 km (0.069 R)
• M14: 2,797,630 km (0.088 R)
• M15: 3,110,589 km (0.048 R)
• M16: 3,217,551 km (0.107 R)
• M17: 3,998,751 km (0.079 R)
• M18: 5,422,624 km (0.092 R)
• M19: 6,435,252 km (0.108 R)
• M20: 6,571,535 km (0.09 R)
• M21: 6,846,945 km (0.111 R)
• M22: 7,840,724 km (0.115 R)
• M23: 8,035,051 km (0.119 R)
• M24: 8,083,970 km (0.115 R)
• M25: 8,329,609 km (0.089 R)
• M26: 9,285,540 km (0.055 R)
• M27: 9,388,164 km (0.102 R)
• M28: 9,802,400 km (0.03 R)
• M29: 10,169,813 km (0.094 R)
• M30: 10,810,092 km (0.059 R)
• M31: 11,573,490 km (0.056 R)
• M32: 12,636,981 km (0.036 R)
• M33: 14,083,293 km (0.076 R)
• M34: 14,201,326 km (0.07 R)
• M35: 14,557,070 km (0.104 R)
• M36: 14,915,955 km (0.086 R)
• M37: 15,217,095 km (0.094 R)
• M38: 16,071,150 km (0.054 R)
• M39: 16,317,986 km (0.102 R)
• M40: 16,753,017 km (0.051 R)
• M41: 17,381,178 km (0.065 R)
• M42: 17,698,026 km (0.057 R)
• M43: 18,530,987 km (0.052 R)
• M44: 18,725,016 km (0.12 R)
• M45: 19,049,942 km (0.109 R)
• M46: 19,771,154 km (0.116 R)
• M47: 21,647,111 km (0.093 R)
• M48: 21,715,178 km (0.116 R)
• M49: 21,783,245 km (0.11 R)
• M50: 22,468,403 km (0.114 R)
• M51: 24,707,584 km (0.071 R)
• M52: 28,345,805 km (0.087 R)
• M53: 28,494,804 km (0.094 R)
• M54: 28,868,350 km (0.081 R)
• M55: 28,943,298 km (0.077 R)
• M56: 30,302,694 km (0.061 R)
• M57: 30,684,019 km (0.071 R)
• M58: 31,066,840 km (0.108 R)
• M59: 32,147,386 km (0.098 R)
• M60: 33,397,126 km (0.109 R)
• M61: 34,424,265 km (0.115 R)
• M62: 35,061,552 km (0.101 R)
• M63: 35,461,876 km (0.074 R)
• M64: 36,347,645 km (0.064 R)
• M65: 39,879,950 km (0.079 R)
• M66: 39,963,276 km (0.065 R)
• M67: 40,381,402 km (0.044 R)
• M68: 41,221,843 km (0.057 R)
• M69: 43,091,068 km (0.058 R)
• M70: 45,422,701 km (0.12 R)
• M71: 45,771,563 km (0.03 R)
• M72: 46,208,987 km (0.12 R)
• M73: 46,647,758 km (0.101 R)
• M74: 47,087,875 km (0.068 R)
• M75: 47,176,137 km (0.067 R)
• M76: 47,706,462 km (0.105 R)
• M77: 49,309,253 km (0.03 R)
• M78: 51,473,486 km (0.118 R)
• M79: 52,110,623 km (0.112 R)
• M80: 53,025,264 km (0.053 R)
• M81: 53,300,674 km (0.1 R)
• M82: 54,592,302 km (0.093 R)
• M83: 56,268,098 km (0.106 R)
• M84: 56,361,746 km (0.086 R)
• M85: 57,206,375 km (0.04 R)
• M86: 57,677,459 km (0.094 R)
• M87: 59,003,195 km (0.097 R)
• M88: 59,574,510 km (0.068 R)
• M89: 61,299,373 km (0.088 R)
• M90: 62,458,308 km (0.032 R)
• M91: 62,555,247 km (0.085 R)
• M92: 63,040,543 km (0.084 R)
• M93: 63,429,647 km (0.084 R)
• M94: 64,699,882 km (0.099 R)
• M95: 64,797,869 km (0.086 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 19,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit