🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.87 AU - 0.93 AU

Year: 309 Days

Day: 36 Hours

Environment

Temp: 143 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.91 AU - 1.09 AU

Year: 362 Days

Day: 21.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.83 AU - 2.29 AU

Year: 1069 Days

Day: 19.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.26 AU - 3.26 AU

Year: 1658 Days

Day: 38.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,152,711 km

• M1: 1,013,226 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.42 AU - 3.98 AU

Year: 2070 Days

Day: 18.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,152,711 km

• M1: 143,464 km (0.117 R)
• M2: 489,634 km (0.077 R)

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.6

Radius: 12.3

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6 AU - 9.68 AU

Year: 7939 Days

Day: 13.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 84,152,711 km

• M1: 232,475 km (0.098 R)
• M2: 400,773 km (0.083 R)
• M3: 486,492 km (0.099 R)
• M4: 580,141 km (0.056 R)
• M5: 1,264,102 km (0.079 R)
• M6: 1,626,129 km (0.116 R)
• M7: 1,930,411 km (0.072 R)
• M8: 2,159,146 km (0.074 R)
• M9: 2,769,655 km (0.098 R)
• M10: 2,924,040 km (0.105 R)
• M11: 3,054,938 km (0.101 R)
• M12: 3,349,945 km (0.112 R)
• M13: 3,682,352 km (0.072 R)
• M14: 3,938,912 km (0.073 R)
• M15: 4,054,701 km (0.114 R)
• M16: 4,290,018 km (0.118 R)
• M17: 4,712,632 km (0.099 R)
• M18: 4,960,067 km (0.117 R)
• M19: 5,403,774 km (0.089 R)
• M20: 5,761,313 km (0.102 R)
• M21: 5,926,320 km (0.053 R)
• M22: 6,740,730 km (0.104 R)
• M23: 7,446,234 km (0.106 R)
• M24: 7,554,094 km (0.104 R)
• M25: 7,990,770 km (0.087 R)
• M26: 8,850,808 km (0.056 R)
• M27: 9,003,398 km (0.05 R)
• M28: 9,350,017 km (0.061 R)
• M29: 10,456,143 km (0.117 R)
• M30: 10,657,951 km (0.096 R)
• M31: 10,739,033 km (0.071 R)
• M32: 11,478,495 km (0.072 R)
• M33: 12,319,235 km (0.109 R)
• M34: 12,404,356 km (0.04 R)
• M35: 12,876,338 km (0.1 R)
• M36: 13,006,188 km (0.103 R)
• M37: 13,441,817 km (0.101 R)
• M38: 14,015,376 km (0.082 R)
• M39: 14,148,967 km (0.094 R)
• M40: 14,327,586 km (0.081 R)
• M41: 14,462,075 km (0.083 R)
• M42: 14,777,577 km (0.116 R)
• M43: 15,232,205 km (0.056 R)
• M44: 15,645,245 km (0.077 R)
• M45: 15,830,147 km (0.059 R)
• M46: 16,906,803 km (0.114 R)
• M47: 17,191,488 km (0.094 R)
• M48: 17,430,097 km (0.06 R)
• M49: 17,621,582 km (0.108 R)
• M50: 18,736,984 km (0.101 R)
• M51: 19,080,909 km (0.089 R)
• M52: 19,278,528 km (0.074 R)
• M53: 20,730,675 km (0.041 R)
• M54: 20,933,828 km (0.106 R)
• M55: 21,290,769 km (0.113 R)
• M56: 21,701,116 km (0.049 R)
• M57: 23,316,175 km (0.103 R)
• M58: 24,058,180 km (0.113 R)
• M59: 26,056,508 km (0.101 R)
• M60: 26,385,474 km (0.073 R)
• M61: 29,408,398 km (0.091 R)
• M62: 29,693,831 km (0.114 R)
• M63: 29,980,161 km (0.106 R)
• M64: 30,209,944 km (0.098 R)
• M65: 30,671,154 km (0.087 R)
• M66: 32,480,390 km (0.101 R)
• M67: 32,657,365 km (0.044 R)
• M68: 33,546,724 km (0.098 R)
• M69: 33,904,712 km (0.104 R)
• M70: 34,745,003 km (0.046 R)
• M71: 36,140,302 km (0.075 R)
• M72: 38,360,933 km (0.069 R)
• M73: 38,672,695 km (0.078 R)
• M74: 39,048,186 km (0.109 R)
• M75: 39,487,704 km (0.107 R)
• M76: 40,434,958 km (0.071 R)
• M77: 41,453,570 km (0.08 R)
• M78: 43,256,673 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.8

Radius: 8.4

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.17 AU - 11.55 AU

Year: 10356 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 84,152,711 km

• M1: 114,293 km (0.041 R)
• M2: 394,190 km (0.078 R)
• M3: 515,813 km (0.098 R)
• M4: 622,776 km (0.079 R)
• M5: 956,529 km (0.075 R)
• M6: 1,160,580 km (0.034 R)
• M7: 1,286,093 km (0.105 R)
• M8: 1,958,984 km (0.066 R)
• M9: 3,267,367 km (0.119 R)
• M10: 3,343,812 km (0.06 R)
• M11: 3,420,855 km (0.106 R)
• M12: 3,708,382 km (0.119 R)
• M13: 3,788,117 km (0.115 R)
• M14: 3,868,451 km (0.099 R)
• M15: 4,030,915 km (0.042 R)
• M16: 4,334,598 km (0.076 R)
• M17: 4,876,741 km (0.085 R)
• M18: 5,349,769 km (0.063 R)
• M19: 5,775,824 km (0.099 R)
• M20: 6,403,238 km (0.096 R)
• M21: 6,725,172 km (0.112 R)
• M22: 8,099,378 km (0.094 R)
• M23: 8,588,115 km (0.06 R)
• M24: 9,814,368 km (0.106 R)
• M25: 9,925,220 km (0.069 R)
• M26: 10,372,668 km (0.093 R)
• M27: 11,403,546 km (0.088 R)
• M28: 11,637,069 km (0.101 R)
• M29: 11,793,548 km (0.119 R)
• M30: 12,747,534 km (0.052 R)
• M31: 13,111,655 km (0.081 R)
• M32: 13,315,407 km (0.091 R)
• M33: 13,891,509 km (0.103 R)
• M34: 14,391,764 km (0.057 R)
• M35: 14,602,099 km (0.075 R)
• M36: 14,686,472 km (0.08 R)
• M37: 15,110,731 km (0.099 R)
• M38: 16,539,241 km (0.115 R)
• M39: 16,715,318 km (0.118 R)
• M40: 17,381,178 km (0.055 R)
• M41: 17,650,006 km (0.113 R)
• M42: 17,829,972 km (0.057 R)
• M43: 17,965,358 km (0.092 R)
• M44: 18,419,088 km (0.081 R)
• M45: 18,830,632 km (0.108 R)
• M46: 19,291,393 km (0.112 R)
• M47: 19,476,745 km (0.094 R)
• M48: 20,743,540 km (0.107 R)
• M49: 21,458,767 km (0.026 R)
• M50: 21,554,809 km (0.092 R)
• M51: 21,699,022 km (0.066 R)
• M52: 22,230,543 km (0.08 R)
• M53: 23,060,512 km (0.078 R)
• M54: 23,900,653 km (0.097 R)
• M55: 24,000,136 km (0.12 R)
• M56: 24,149,584 km (0.112 R)
• M57: 24,399,562 km (0.111 R)
• M58: 25,204,848 km (0.088 R)
• M59: 25,356,839 km (0.118 R)
• M60: 25,916,634 km (0.118 R)
• M61: 26,326,383 km (0.029 R)
• M62: 26,738,226 km (0.058 R)
• M63: 27,672,614 km (0.077 R)
• M64: 27,829,393 km (0.116 R)
• M65: 27,881,752 km (0.109 R)
• M66: 28,196,506 km (0.071 R)
• M67: 28,459,499 km (0.042 R)
• M68: 28,935,220 km (0.07 R)
• M69: 30,001,703 km (0.111 R)
• M70: 31,026,598 km (0.119 R)
• M71: 31,135,206 km (0.119 R)
• M72: 31,844,001 km (0.076 R)
• M73: 32,172,817 km (0.078 R)
• M74: 33,110,796 km (0.09 R)
• M75: 33,332,799 km (0.094 R)
• M76: 33,666,851 km (0.044 R)
• M77: 34,562,793 km (0.046 R)
• M78: 35,126,777 km (0.08 R)
• M79: 35,183,325 km (0.115 R)
• M80: 35,580,058 km (0.111 R)
• M81: 36,951,721 km (0.064 R)
• M82: 37,066,912 km (0.102 R)
• M83: 38,573,811 km (0.056 R)
• M84: 39,100,096 km (0.107 R)
• M85: 39,158,739 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.5

Radius: 14.2

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.75 AU - 14.77 AU

Year: 15525 Days

Day: 7.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 84,152,711 km

• M1: 190,288 km (0.083 R)
• M2: 579,243 km (0.116 R)
• M3: 766,240 km (0.106 R)
• M4: 877,691 km (0.11 R)
• M5: 1,056,610 km (0.081 R)
• M6: 1,226,703 km (0.098 R)
• M7: 1,429,707 km (0.11 R)
• M8: 1,869,674 km (0.109 R)
• M9: 2,351,978 km (0.082 R)
• M10: 2,492,899 km (0.099 R)
• M11: 2,932,866 km (0.052 R)
• M12: 3,146,791 km (0.092 R)
• M13: 3,429,531 km (0.119 R)
• M14: 4,466,693 km (0.08 R)
• M15: 4,607,315 km (0.111 R)
• M16: 5,407,514 km (0.075 R)
• M17: 6,094,168 km (0.104 R)
• M18: 6,250,648 km (0.101 R)
• M19: 6,487,760 km (0.099 R)
• M20: 6,647,531 km (0.069 R)
• M21: 6,849,039 km (0.108 R)
• M22: 6,970,962 km (0.105 R)
• M23: 7,887,398 km (0.055 R)
• M24: 8,100,874 km (0.111 R)
• M25: 8,665,307 km (0.035 R)
• M26: 9,197,576 km (0.054 R)
• M27: 9,467,750 km (0.109 R)
• M28: 10,108,328 km (0.083 R)
• M29: 10,621,598 km (0.084 R)
• M30: 10,763,118 km (0.109 R)
• M31: 12,310,858 km (0.105 R)
• M32: 12,559,040 km (0.092 R)
• M33: 12,808,869 km (0.111 R)
• M34: 12,909,249 km (0.071 R)
• M35: 13,161,321 km (0.087 R)
• M36: 13,619,390 km (0.096 R)
• M37: 14,082,545 km (0.094 R)
• M38: 14,971,755 km (0.104 R)
• M39: 15,236,693 km (0.03 R)
• M40: 15,396,463 km (0.117 R)
• M41: 15,663,944 km (0.113 R)
• M42: 16,804,179 km (0.108 R)
• M43: 17,190,142 km (0.093 R)
• M44: 17,467,646 km (0.054 R)
• M45: 19,221,531 km (0.108 R)
• M46: 20,912,436 km (0.087 R)
• M47: 22,347,678 km (0.025 R)
• M48: 24,062,219 km (0.061 R)
• M49: 24,310,552 km (0.098 R)
• M50: 25,312,558 km (0.066 R)
• M51: 26,136,693 km (0.1 R)
• M52: 28,661,456 km (0.089 R)
• M53: 28,990,721 km (0.059 R)
• M54: 29,387,604 km (0.112 R)
• M55: 31,127,876 km (0.081 R)
• M56: 33,315,446 km (0.118 R)
• M57: 33,870,005 km (0.068 R)
• M58: 34,637,592 km (0.095 R)
• M59: 36,047,851 km (0.075 R)
• M60: 36,617,370 km (0.057 R)
• M61: 37,476,959 km (0.09 R)
• M62: 38,415,686 km (0.113 R)
• M63: 39,216,184 km (0.116 R)
• M64: 39,362,341 km (0.084 R)
• M65: 41,129,990 km (0.081 R)
• M66: 41,799,440 km (0.081 R)
• M67: 45,584,266 km (0.087 R)
• M68: 45,814,797 km (0.082 R)
• M69: 46,431,589 km (0.109 R)
• M70: 47,051,073 km (0.117 R)
• M71: 47,206,356 km (0.087 R)
• M72: 49,083,211 km (0.084 R)
• M73: 49,635,227 km (0.073 R)
• M74: 50,030,764 km (0.057 R)
• M75: 50,189,338 km (0.084 R)
• M76: 50,745,393 km (0.08 R)
• M77: 52,024,305 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.2

Radius: 5.8

Gravity: 26.52 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 11.04 AU - 18.36 AU

Year: 20383 Days

Day: 18.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 84,152,711 km

• M1: 132,245 km (0.087 R)
• M2: 445,203 km (0.109 R)
• M3: 1,069,176 km (0.118 R)
• M4: 1,730,548 km (0.04 R)
• M5: 1,903,783 km (0.112 R)
• M6: 2,010,446 km (0.063 R)
• M7: 2,612,278 km (0.108 R)
• M8: 2,973,856 km (0.106 R)
• M9: 3,308,507 km (0.06 R)
• M10: 4,714,577 km (0.101 R)
• M11: 5,153,497 km (0.1 R)
• M12: 5,758,770 km (0.117 R)
• M13: 5,861,843 km (0.075 R)
• M14: 6,017,724 km (0.057 R)
• M15: 6,654,412 km (0.085 R)
• M16: 7,035,588 km (0.111 R)
• M17: 7,536,142 km (0.118 R)
• M18: 7,876,328 km (0.105 R)
• M19: 9,045,734 km (0.096 R)
• M20: 9,896,198 km (0.047 R)
• M21: 10,393,611 km (0.043 R)
• M22: 10,962,831 km (0.09 R)
• M23: 11,607,149 km (0.109 R)
• M24: 11,672,224 km (0.07 R)
• M25: 12,932,287 km (0.063 R)
• M26: 13,543,993 km (0.043 R)
• M27: 13,887,918 km (0.096 R)
• M28: 14,654,757 km (0.108 R)
• M29: 16,156,420 km (0.115 R)
• M30: 17,184,457 km (0.089 R)
• M31: 17,556,806 km (0.113 R)
• M32: 18,309,283 km (0.092 R)
• M33: 21,263,243 km (0.092 R)
• M34: 22,713,295 km (0.103 R)
• M35: 23,039,867 km (0.093 R)
• M36: 23,203,827 km (0.067 R)
• M37: 24,278,238 km (0.098 R)
• M38: 24,445,040 km (0.061 R)
• M39: 25,538,152 km (0.116 R)
• M40: 26,389,812 km (0.103 R)
• M41: 27,337,365 km (0.107 R)
• M42: 27,946,079 km (0.089 R)
• M43: 29,531,966 km (0.088 R)
• M44: 29,620,977 km (0.114 R)
• M45: 30,335,755 km (0.116 R)
• M46: 30,966,011 km (0.092 R)
• M47: 31,056,368 km (0.118 R)
• M48: 33,344,169 km (0.047 R)
• M49: 34,461,365 km (0.074 R)
• M50: 34,648,812 km (0.087 R)
• M51: 35,401,887 km (0.095 R)
• M52: 35,685,674 km (0.026 R)
• M53: 35,970,060 km (0.039 R)
• M54: 37,211,722 km (0.053 R)
• M55: 38,759,163 km (0.079 R)
• M56: 39,442,675 km (0.058 R)
• M57: 40,130,227 km (0.089 R)
• M58: 40,228,812 km (0.089 R)
• M59: 40,426,132 km (0.081 R)
• M60: 40,920,852 km (0.088 R)
• M61: 41,816,345 km (0.112 R)
• M62: 42,919,779 km (0.03 R)
• M63: 43,121,437 km (0.05 R)
• M64: 43,424,372 km (0.085 R)
• M65: 43,931,060 km (0.092 R)
• M66: 44,032,637 km (0.096 R)
• M67: 46,390,150 km (0.118 R)
• M68: 46,700,566 km (0.109 R)
• M69: 48,158,846 km (0.074 R)
• M70: 48,263,564 km (0.046 R)
• M71: 51,761,761 km (0.111 R)
• M72: 52,083,845 km (0.112 R)
• M73: 53,053,987 km (0.093 R)
• M74: 55,670,005 km (0.084 R)
• M75: 57,770,659 km (0.075 R)
• M76: 58,216,311 km (0.12 R)
• M77: 58,774,759 km (0.07 R)
• M78: 59,672,197 km (0.097 R)
• M79: 60,122,487 km (0.115 R)
• M80: 62,391,288 km (0.08 R)
• M81: 62,734,017 km (0.09 R)
• M82: 63,880,984 km (0.055 R)
• M83: 64,111,215 km (0.098 R)
• M84: 66,545,022 km (0.047 R)
• M85: 67,012,067 km (0.117 R)
• M86: 67,129,053 km (0.103 R)
• M87: 69,600,110 km (0.102 R)
• M88: 71,025,479 km (0.072 R)
• M89: 71,502,696 km (0.056 R)
• M90: 75,480,653 km (0.079 R)
• M91: 75,602,276 km (0.103 R)
• M92: 79,158,666 km (0.105 R)
• M93: 80,273,469 km (0.108 R)
• M94: 83,145,749 km (0.097 R)
• M95: 83,900,619 km (0.086 R)
• M96: 84,026,581 km (0.099 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 16,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit